Computer system and method for detecting, extracting, weighing, benchmarking, scoring, reporting and capitalizing on complex risks found in buy/sell transactional agreements, financing agreements and research documents
11688017 · 2023-06-27
Inventors
Cpc classification
International classification
G06F16/955
PHYSICS
G06F16/958
PHYSICS
Abstract
Computer-implemented systems and methods enhance a user's sophistication as she/he reviews complex information sources using specialized detective tools provided by a user interface of the computer system. The specialized investigative inquiries are stored in a database and are particularly tailored a priori by a subject-matter content designer for the type of documents being reviewed for risk and opportunity. The investigative scripts are organized into to a path of risk-related subjects or topics, and within each path of subjects/topics the investigative scripts are organized into a specialized inquiry or flow chart.
Claims
1. A computer system for monitoring one or more transactional documents of a first transaction for changing risk profiles relative to prior transactions of a similar type, the computer system comprising: an analyst computer device for an analyst that is tasked with analyzing the transactional documents of the first transaction for risk to parties to the first transaction, wherein the analyst computer device comprises is configured to display a graphical user interface (GUI) for the analyst to analyze the transaction documents; and a back-end computer system that is in communication with the analyst computer device, wherein the back-end computer system comprises: a transaction document database that stores the one or more transactional documents of the first transaction in word-searchable form, wherein the back-end computer system comprises an OCR component for converting transactional documents that are not word-searchable to word-searchable form, wherein the OCR component identifies individual characters in the transactional documents and identifies equivalent plain text characters for the identified individual characters using matrix matching and/or feature extraction; a query database that stores pre-determined queries for the analyst to investigate in the one or more transactional documents for the first transaction, wherein for at least some of the pre-determined queries, the query database also stores corresponding suggestions in the one or more transactional documents for the analyst to review to respond to the query, wherein the suggestions are based on prior reviews of transactional documents for prior transactions that are similar to the first transaction; and a back-end server for serving interactive query node tree displays to the analyst computer device that are displayed by the analyst computer device, wherein the interactive query node tree displays comprise an interactive query node tree display that displays an interactive query node tree, wherein: each query node in the interactive query node tree corresponds to a separate query designed to assess risk for the first transaction and wherein each query node comprises a hyperlink; upon the analyst activating the hyperlink for a first query node in the interactive query node tree display, a corresponding query for first query node is displayed for the analyst in a first query display, wherein the first query display further comprises: means for the analyst to enter a response to the first query; an evidence field for the analyst to cite a citation in the one or more transactional documents that supports the response to the first query; a suggestion field suggesting one or more places in the one or more transactional documents for the analyst to review to determine the response to the first query; and a next query selection button that, when activated by the analyst, causes a second query display to be displayed to the analyst, wherein the query for the second query display depends on the response by the analyst to the first query, and the second query display comprises: means for the analyst to enter a response to the second query; the evidence field for the analyst to cite a citation in the one or more transactional documents that supports the response to the second query; the suggestion field suggesting one or more places in the one or more transactional documents for the analyst to review to determine the response to the second query; and the next query selection button that, when activated by the analyst, causes a third query display to be displayed to the analyst, wherein the back-end computer system is configured to compute and display an overall risk score for the first transaction based on the analyst's responses to queries in the query node tree, and wherein the back-end computer system further comprises a document scoring module for identifying the one or more places in the one or more transactional documents for the first transaction to display in the suggestion fields for first and second query nodes, wherein the document scoring module comprises: a document similarity comparison module for: comparing a first passage responsive to the first query node of the one or more transactional documents for the first transaction to a first passage in a second transactional document stored in the transaction document database for a second transaction, wherein the first passage in the second transactional document is responsive to the first query node for the second transaction and the second transaction is a similar type of transaction to the first transaction, to identify the one or more places in the one or more transactional documents to display in the suggestion field for the first query node; and comparing a second passage responsive to the second query node of the one or more transactional documents to a second passage in the second transactional document, wherein the second passage in the second transactional document is responsive to the second query node for the second transaction, to identify the one or more places in the one or more transactional documents for the first transaction to display in the suggestion field for the second query node, wherein: the document similarity comparison module uses cosine similarity scores to compare the passages of the first and second transactional documents; the query database stores citations of the analyst in the evidence fields for the first and second query nodes to store as possible suggestions in the suggestion fields for the first and second query nodes for assessing transaction risk of a future transaction with the computer system; the means for the analyst to enter the response to the first query provides a suggested response to the first query upon a determination by the document similarity comparison module that a similarity score for the first passage responsive to the first query node of the one or more transactional documents for the first transaction to the first passage in the second transactional document exceeds a threshold similarly score for the first query node; and the means for the analyst to enter the response to the second query provides a suggested response to the second query upon a determination by the document similarity comparison module that a similarity score for the second passage responsive to the second query node of the one or more transactional documents for the first transaction to the second passage in the second transactional document exceeds a threshold similarly score for the second query node.
2. The computer system of claim 1, further comprising an administrator computer device that is in communication with the back-end computer system, wherein the administrator computer device is for displaying administrator displays provided by the back-end server of the back-end computer system, wherein the administrator displays comprise user interfaces through which an administrator specifies the queries for each query node of the query node tree and an associated query score for possible responses for each query node, wherein the back-end computer system is configured to compute the overall risk score based on the associated query scores for the responses provided by the analyst to the queries.
3. The computer system of claim 1, wherein the query node tree specifies a progression of query nodes.
4. The computer system of claim 1, wherein the first query display includes an additional field through which the analyst is permitted to flag that an issue related to the first query is important to the risk assessment.
5. The computer system of claim 4, wherein the additional field further permits the analyst to enter an importance score for the first query.
6. The computer system of claim 5, wherein the back-end computer system is configured to generate a final risk assessment for the first transaction, wherein the final risk assessment comprises the overall risk score for the first transaction and a list of issues flagged by the analyst as important to the risk assessment.
7. A method of monitoring one or more transactional documents of a first transaction for changing risk profiles relative to prior transactions of a similar type, the method comprising: storing, in a transaction document database of a back-end computer system, the one or more transactional documents of the first transaction in word-searchable form, wherein storing the one or more transactional documents comprises converting transactional documents that are not word-searchable to word-searchable form through optical character recognition (OCR), wherein converting the transactional documents to word-search form comprises identifying individual characters in the transactional documents and identifying equivalent plain text characters for the identified individual characters using matrix matching and/or feature extraction; storing, in a query database of the back-end computer system, pre-determined queries for an analyst to investigate in the one or more transactional documents for the first transaction, wherein for at least some of the pre-determined queries, the query database also stores corresponding suggestions in the one or more transaction documents for the analyst to review to respond to the query, wherein the suggestions are based on prior reviews of transactional documents for prior transactions that are similar to the first transaction; and serving, by a web-server of the back-end computer system, interactive displays to an analyst computer device that is in communication with the back-end computer system, wherein the interactive displays are for display by the analyst computer device, wherein the interactive displays comprise an interactive query node tree display that display an interactive query node tree, wherein: each query node in the interactive query node tree corresponds to a separate query designed to assess risk for the first transaction and wherein each query node comprises a hyperlink; upon the analyst activating the hyperlink for a first query node in the interactive query node tree display, a corresponding query for first query node is displayed in a first query display, wherein the first query display further comprises: means for the analyst to enter a response to the first query; an evidence field for the analyst to cite a citation in the one or more transactional documents that supports the response to the first query; a suggestion field suggesting one or more places in the one or more transactional documents for the analyst to review to determine the response to the first query; and a next query selection button that, when activated by the analyst, cause causes a second query display to be displayed to the analyst, wherein the query for the second query display depends on the response by the analyst to the first query, and the second query display comprises: means for the analyst to enter a response to the second query; the evidence field for the analyst to cite a citation in the one or more transactional documents that supports the response to the second query; the suggestion field suggesting one or more places in the one or more transactional documents for the analyst to review to determine the response to the second query; and the next query selection button that, when activated by the analyst, causes a third query display to be displayed to the analyst; identifying, by a document scoring module of the back-end computer system, the one or more places in the one or more transactional documents for the first transaction to display in the suggestion fields for first and second query nodes, wherein identifying the one or more places comprises, with a document similarity comparison module of the document scoring module: comparing a first passage responsive to the first query node of the one or more transactional documents for the first transaction to a first passage in a second transactional document stored in the transaction document database for a second transaction, wherein the first passage in the second transactional document is responsive to the first query node for the second transaction and the second transaction is a similar type of transaction to the first transaction, to identify the one or more places in the one or more transactional documents to display in the suggestion field for the first query node; and comparing a second passage responsive to the second query node of the one or more transactional documents to a second passage in the second transactional document, wherein the second passage in the second transactional document is responsive to the second query node for the second transaction, to identify the one or more places in the one or more transactional documents for the first transaction to display in the suggestion field for the second query node, wherein: the document similarity comparison module uses cosine similarity scores to compare the passages of the first and second transactional documents; the query database stores the analyst's citations in the evidence fields for the first and second query nodes to store as possible suggestions in the suggestion fields for the first and second query nodes for assessing transaction risk of a future transaction with the computer system; the means for the analyst to enter the response to the first query provides a suggested response to the first query upon a determination by the document similarity comparison module that a similarity score for the first passage responsive to the first query node of the one or more transactional documents for the first transaction to the first passage in the second transactional document exceeds a threshold similarly score for the first query node; and the means for the analyst to enter the response to the second query provides a suggested response to the second query upon a determination by the document similarity comparison module that a similarity score for the second passage responsive to the second query node of the one or more transactional documents for the first transaction to the second passage in the second transactional document exceeds a threshold similarly score for the second query node; computing, by the back-end computer system, an overall risk score for the first transaction based on the analyst's responses to queries in the query node tree; and displaying, by an administrator computer device that is in communication with the back-end computer system, the overall risk score.
8. The method of claim 7, further comprising displaying, by the administrator computer device, administrator displays provided by the web server of the back-end computer system, wherein the administrator displays comprise user interfaces through which an administrator specifies the queries for each query node of the query node tree and an associated query score for possible responses for each query node, wherein the back-end computer system is configured to compute the overall risk score based on the associated query scores for the responses provided by the analyst to the queries.
9. The method of claim 7, wherein the query node tree specifies a progression of query nodes.
10. The method of claim 7, wherein the first query display includes an additional field through which the analyst is permitted to flag that an issue related to the first query is important to the risk assessment.
11. The method of claim 10, wherein the additional field further permits the analyst to enter an importance score for the first query.
12. The method of claim 11, further comprising generating, by the back-end computer system, a final risk assessment for the first transaction, wherein the final risk assessment comprises the overall risk score for the first transaction and a list of issues flagged by the analyst as important to the risk assessment.
Description
FIGURES
(1) Various embodiments of the present invention are described herein by way of example in connection with the following figures, wherein:
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DESCRIPTION
(10) In one general aspect, the present invention is directed to computer systems and related computer-implemented methods for analysis-based scoring of business risks and, in particular, providing graphical user interfaces that make the analysis significantly more efficient than existing analysis techniques. For example, the systems and methods can be used for benchmarking and in turn scoring the risks present in transactions and financing transactions for a securitization, such as loan and/or bond agreements. The computer system provides a user interface to a user with investigative risk-oriented scripts tailored to the type of subject and document the user is reviewing, such as a securitization document or other type of document. As such, one user (e.g., an analyst) of the system may be a specialized investigator tasked with reviewing information sources such as documents and other data elements. The investigative scripts are designed to determine, validate or verify how the document addresses, or not, various risk contingencies (such as operating, legal, market and/or royalty risk) or other issues described within by the document. Preferably, alongside the user interface, an analyst reviews the data items such as the document being scored to compare it against specialized-response options for the investigative scripts. The queries and corresponding response-options for each query can be prepared by a subject matter expert or “designer,” and the system can store electronically the queries and response-options in a database of the back-end computer system, as described herein. The categories of investigative analysis can be broken down into sub categories, subjects or “chapters.” There can be, for example, dozens of categories/subjects, such as forty (40) or so for one transaction's analysis. A collection of one or more investigative scripts related to a category (or content chapter) leads to a summarized score for the collection of investigative scripts. The score may indicate, for example, how well the documents resolve or addresses the various risk contingencies covered by the document or the corresponding transaction. In various embodiments, the higher the score the better (e.g., less risky) the information features, although the scoring system could be set up so that lower scores are better. As shown below, the investigative scripts can be in the form of a flow chart or tree, so that a particular response to one initial investigative script leads to different follow-up specialized inquiries than a different response to the initial investigative script. That way, the analyst can efficiently complete the series of queries by not wasting time on irrelevant queries/subject matter. Once the analyst completes the analysis, a composite score for the available information can be computed based on the scores for the individual collections of specialized inquiries across the various chapters. For example, in an embodiment where the systems/methods are used to score the risk imbedded in a securitization document, the score can indicate the risk embedded in the transaction's features. The specialized inquiries and associated scores can be determined or set by a content designer such as a subject matter expert in the field (e.g., a “designer”) as mentioned above.
(11) The scoring that can be found at the end of an investigative analysis is usually a numeric score. In other versions of this invention, there can be other benchmarking disclosures such as pass/fail, material vs. non-material, helpful vs. non-helpful, etc. For example, a numeric score can be converted to such classifications based on whether the numeric score is within the range for a particular classification.
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(13) The host computer system 10 may be implemented with one or a network of co-located or distributed servers or other types of computer devices, such as mainframes, for example. The third party 14 may be, or may be associated with, the issuer, the service provider and/or the lender for the securitization, for example. The third party 14 may transfer the data item such as a document 12 to the host system 10 in an electronic version, such as pdf, via email, a file transfer system, or by any other suitable means for transferring and storing copies of electronic documents. The host system 10 stores the document in a document database 16. Also, the document 12 may be stored in physical or digital form in a data room (e.g., a virtual data room in the case of a digital document) or on a distributed ledger.
(14) When an analyst wishes, or is tasked with, reviewing and benchmarking various risk elements found in one or more transaction/financing related data elements such as documents 12, a document server 20 of the host system 10 can display the document 12 on that party's device 18, such as in a browser on that party's device 18, in response to a request from the party's device 18 for the document 12. That party's device 18 and the host computer system 10 may be in communication via a data network, such as the Internet, a LAN, a WAN, etc.
(15) In various embodiments, the analysis script related to analyzing the basket of allowable data sources, including documents, can be provided by a web- or HTML-based application provided by the invention's scoring system 22 and a web server 24. The risk benchmarking system 22 may store each relevant specialized inquiry, including the pre-determined possible responses for each inquiry, as well as the combined specialized inquiry paths (as described further below) and compute the final benchmark identifier such as a numeric score for the combined risk-assessment items, along with individual subject scores for the special matter for each applicable subject, based on the analyst's responses to the investigative scripts. The analyst may access a pre existing library of investigative scripts; use their own library of investigative scripts via a browser on the user's computer device 18; or a combination of such. A web server 24 of the host computer system 10 may serve web pages to the analyst's computer device 18 that contains the user interface for the investigative scripts, and the web pages are rendered by the browser of the user computer device 18. Also, multiple different analysts can assess the system to score different subjects/categories of the same transaction/financing related document simultaneously. For example, one user can use the system to score the transaction/financing related document for the 1st subject/chapter, a second user can simultaneously use the system to score the same transaction/financing related document for the 2nd subject/chapter, and so on. To that end, the host computer system 10 (e.g., the web server 24) may support multiple simultaneous user sessions applicable to one matter or many different transactional/financial matters at the same time.
(16) The host computer system 10 may also be programmed to exercise version control so that two different analyst cannot edit the inquiries and specialized-response options that the investigative scripts for the same subject/chapter at the same time. Additionally, there could be more than one analysis content library.
(17) Also as shown in
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(19) The user can print out certain screen shots from the system and use those print outs to communicate with her/his associates if they prefer printed versions. In various embodiments, the computer system may employ software code written in Python to convert HTML, webpages to PDF format for printing. The Python can convert the HTML content for a web page to PDF using, for example, a SelectPdf HTML To PDF REST API through a POST request, with the parameters being JSON-encoded. The resulting content can be saved into a file on a disk of the computer system for printing.
(20) As mentioned above, the investigative scripts could be grouped into primary and secondary analysis categories or “chapters”. The example illustrated in
(21) The scores for nodes and chapters are assigned upfront by the content designer, stored in a database of the back-end computer system, and then refreshed manually and or automatically as evidence is found to justify a change in the score. Given the focus on risk, the scores tend to focus on downside risk exposures which in turn tends to bias to a lower score features. For instance, a party who provides their service to a fiduciary standard of care could get a score of 95 (out of 100) yet an operator that is a poorly capitalized could get a score of 40 (out of 100) even though they are both providing a somewhat similar service.
(22) An example investigative script page is shown in
(23) An edit node, such as node 62, includes a number of connected nodes to the right, with the number of connected nodes indicating the number of possible response options to the specialized inquiries. Some specialized inquiries/nodes, such as node 62, can have two possible responses, such as yes/no responses. Other nodes can be set up to have multiple possible specialized-response options, such as nodes 65 and 67A, for example.
(24) Also, in various embodiments, the nodes may allow the user to input a confidence score related to the evidence found for the specialized-response option. The node may, for example, allow the user to input a numeric confidence score in a range, such as one to five, one to ten, or one to one hundred, for example, with the higher the number indicating a higher confidence on the part of the user that the user's specialized-response option for the analysis node specialized inquiry is correct. Low confidence scores can be used to prompt a second review of the data item such as a document by a more experienced or knowledgeable investigative analyst and generate a specialized notation in the output report. The confidence score can act as a filter when giving feedback to the content designer who may use that information to update the system for future applications. A low confidence score may suggest a modernization to the system code may not be useful.
(25) As shown in the example of
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(27) As mentioned above, in the investigative interface tool, the specialized investigator inputs the place in the information source content (e.g., location identifier) where the specialized-response option to the investigative script is found. The scoring system 22 (e.g., a database thereof) can store the individual responses in the document index database 26 (see
(28) Accordingly, in various embodiments, when the user reviews the specialized-response option in the specialized inquiry, the node might additionally display the most likely places where the supporting or dilutive evidence can be found based on responses from prior information sources.
(29) The population of allowable items that can be searched is restricted based on the specialist's data access privileges and the user's output report credentials. Parties that can view only publically available information should probably not have analysis or reports based on private or confidential information. Limits on the search authority are part of this invention.
(30) Traditional search rarely focuses on missing or omitted information yet missing information can be a key item in assessing risk. This invention has analysis scripts for known drivers of risk. If there is no discussion of such in the documents, this omission could be a material influence to scoring risk. Knowing what is omitted can be highly valuable in assessing and scoring risk.
(31) As shown in the example of
(32) Also as shown in the example of
(33) Also, with sufficient data, transaction/financing related information from different banks for the same type of collateral may look similar. That is, one bank's RMBS documents could look similar to another bank's RMBS documents. For each type of document (e.g., collateral type), and for each bank in the database, the scoring system may compute a similarity score to each of the other banks, where the similarity scores are based on the similarity of the documents from the two banks for each transaction type. The similarity could be based on the specialized-response options and where the supporting evidence is found. Thus, when reviewing a document for ABC bank, the investigative nodes could also show the most likely locations where the supporting evidence may be found in the documents for ABC bank's most similar bank(s) for the particular loan/deal type. Similarity and identical documents benefic from different analysis methodologies. This invention provides for such.
(34) When the specialized investigator enters her/his response into the investigative tool, and finalizes the response by hitting the button 72, the information source database 26 can be updated accordingly. It can record the location identifier(s) for the information from the field 73 and any explanation provided in field 74. When the specialized investigator hits the next inquiry button 72, the specialized investigator can then be automatically taken to the next specialized inquiry corresponding to the investigative tool given the specialized investigator's selected response option to the instant inquiry.
(35) In some cases, the data source, such as a document, may not provide a sufficient specialized-response option for an investigative script(s). In those instances, the user can indicate in the explanation field 74 that no specialized-response option was provided or the user can input an alternative custom response. This input can create a prompt for the subject-matter content designer and/or supervisor to update the invention's scripts for future applications. Due to the cyclical nature of the transactional and financial matters, this ability to input custom options effectively causes the invention to become more and more insightful for future analysis. Although transactions and financing documents lack standards, they often include common features that follow historical trends. For instance, contract features related to workout strategies may be written in detail when prime and sub prime collateral is included in a financing but over time, the reference to workouts on prime collateral may fall away. In periods of recession, the contract provisions related to prime might re appear in future financings.
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(38) Supporting evidence is often broken into two categories: (1) confirmatory evidence and (2) dilutive, collaring, conditional, capping or flooring evidence. In fact, the response to one node's inquiry could include both affirmative and diluting information and that information may be found in many different sources. The system's ability to fund, link and use those multiple findings for future content enhancements is a useful part of this system.
(39) In some instances, the specialized investigator may need to resort to evidence outside of the data set of base documents related to the matter. Depending on the type of information being reviewed, the extrinsic evidence could include industry research, public research (e.g., online searches of databases), specialized research, public or private bond offering documents, bond operating documents, loan documents, borrower documents, operator document, tenant documents, etc. When electronic copies of these information sources are stored in the document database 16, the specialized investigator can identify where in the extrinsic evidence or other the supporting, conflicting or dilutive evidence for this is found. Where the supporting evidence are not in the document database 16, the specialized investigator could download them for storage in the document database or otherwise indicate where the documents can be found for verification and/or audit purposes. In a similar manner, the extrinsic documents can be word-searchable, such as by OCR-ing them with the OCR component 30 (described further below), to facilitate computerized searching of the extrinsic evidence documents. In some versions, the OCR tool and a real person can look for the information together or separately. The interface can allow the specialist to note if the data appears to be damaged, incomplete, unreadable etc. This can facilitate final analysis and follow on decisioning.
(40) In various embodiments, the listed responsive evidence citations in field 76 can have corresponding benchmarking scores that indicate the likelihood that the responsive evidence citation will provide the proper evidence to support the response option. The evidence confidence citations can be scored based on, for example: how many times the prior evidence citation was observed; for the same issuer/bank; for similar transactions; for documents that are highly similar in general; and with more recent citations being weighted higher to facilitate future search.
(41) Also, although not illustrated in the examples of
(42) When the specialized investigator completes the full path of specialized inquiries for an investigative subject, the benchmarking or scoring system 22 can generate a screen shot, digital, paper or other report for the subject/chapter.
(43) The chart 82 in
(44) The designer UI includes a library of common answer options. When designing the content of a node, that library can be referenced and the content designer is provided tools to copy that content into the answer area of any investigative node. As more subjects and matters are analyzed that content library grows, the library allows the designer to be faster when designing a new node and facilitates consistent content exporting when a survey is completed. The designer's includes an option to make the copied over list of answer options static for that node or dynamic. A dynamic authority will cause the node's chosen answer option list to get longer or shorter as the base library for that item is modified in the future. For instance, the library could include the name of all 50 states and the list is simply copied over if there is an inquiry related to state location.
(45) The example of
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(48) For reference, the report can also show the chapter/category (in this example, representation and warranty testing), the sector (US structured products in this example), the specialized investigator's name, the report date, the transaction id, the issuance shelf (or bank), and/or the collateral type (residential mortgage in this example), as well as other information that may be useful.
(49) Referring back to
(50) In various embodiments, the scoring system 22 may also comprise an OCR component 30. The OCR component 30 may OCR a transaction/financing related document or other information including those listed previously that is not otherwise word-searchable such that the words of the document are word-searchable (for documents that are not already word-searchable). That way, for a particular specialized inquiry, the scoring system 22 can do a word/phrase search for the relevant terms that are responsive to the particular investigative scripts.
(51) The documents and/or each page thereof stored in the database 16 may be its own file, such as a PDF, BMP, TIFF, JPEG, and PNG files, for example. The OCR component 30 processes the files to recognize the characters and the words in the files so that the contents of the files can be searched. As a first step, the OCR component loads the files to be OCR-ed. Depending on the method in which the image files were created, there are a number of issues that may arise. More often than not, an image file will be skewed or contain “noise” (a/k/a varying brightness or color). As a second step, the OCR component preprocesses the image files to, for example, de-skew, remove any “noise”, and improve the overall quality of the images. In various embodiments, the preprocessing step can include the detection and removal of lines on the images/pages, which tends to allow for better recognition quality when converting tables, underlined words, etc.
(52) Next, the OCR component 30 analyzes the page/image being OCR-ed. In this step, the OCR component notes and processes the layout of the original file, including the detection of text positions, white space, and the prioritization of important text areas or sections. The aim of these pre-processing steps is to convert the file to a binary file—that is, every pixel on the image is one of two colors (e.g., black or white). The white areas can be ignored, while the black areas are analyzed to detect the characters. Next, OCR component 30 detects (or singles-out) words and lines of text in the file as a beginning stage of actual character recognition. Next, the OCR component 30 may detect and fix “broken” or “merged” characters. Depending on the quality of the original file, there are often errors in which characters are broken or blurred together. The OCR component 30 may break down and resolve these errors in order to properly interpret the appropriate characters. Finally, once individual characters are identified, the OCR component recognizes the characters. The OCR component may use matrix matching and/or feature extraction for this step. Matrix matching (or pattern matching) identifies the image-based files as the equivalent plain text character when an image (a stored collection of bitmapped patterns or outlines of characters) corresponds to one of these selected bitmaps within a certain degree of likeness. Alternatively or additionally, the OCR component may use feature extraction, which searches a character on the page for common elements, like open spaces, closed forms, lines-diagonals intersecting, etc. to recognize the character. Using either (or both) technique, the OCR component initially advances numerous hypotheses about what a character is. Based on these hypotheses the OCR component analyzes different variants of breaking of lines into words and words into characters. After processing huge number of such probabilistic hypotheses, the OCR component finally makes the decision. When a character is identified, the OCR component 30 can convert it to ASCII code so that it can be used for further manipulations, such as the identification of words from the recognized characters using a dictionary.
(53) Where the “documents” to be search include other types of media, such as audio or video content, the computer system can use automated transcription software to convert the audio to text that can be processes and searched. The transcription software can use natural language speech recognition, for example, to convert speech in an audio file to text.
(54) The scoring system 22 can learn the relevant terms for inquiries based on the prior responses to the same inquiries for the same bank, or, less preferably, from a different bank. For example, referring to
(55) The content designer upfront and specialist user on going can input or highlight helpful key word and search criteria into the invention. This search list can be automatically enhanced as the user finds, highlights and stores responsive sentences, paragraphs and sections that are responsive. Effectively, the OCR search grows in sophistication and speed as responsive contract test is highlighted and stored in the word/phrase database. The OCR finding that nothing was responsive to that inquiry's data needs is equally important to know sometimes.
(56) In addition, in various embodiments, the scoring system 22 may comprise a document (or text passage) similarity comparison module 31 as shown in
(57) In some embodiments, the scoring system 22 may automatically provide specialized-response options based on the similarity between the new document and the immediately prior transaction/financing related documents for the same bank for the same product (or a number of prior transaction/financing related documents). For example, if the new document being scored contains a passage that is sufficiently similar (e.g., a similarity score above some threshold, as determined by the document similarity comparison module 31) to the passage of the prior document that contained the specialized-response option to the specialized inquiry, then the scoring system 22 can specialized-response option the specialized inquiry in the same manner as the prior document. The benchmarking and scoring system 22 can also provide a confidence score that is related to the similarity score (e.g., the higher the similarity score, the higher the confidence). Also, instead of one data source being used, the automatic specialized-response option and confidence score could be based on more than one document, e.g., the similarity to the last N documents for the same collateral type for the same bank, etc.
(58) When a similarity score between the document being analyzed and a prior document (or the similarity scores between the document being analyzed several prior documents) is very high, e.g., above a threshold score level, and the analyst responses for queries focusing on the relevant passages are consistently uniform, the scoring system can select the appropriate answer (the prior consistently uniform answer) and correspondingly move to the next relevant query in the node tree. That functionality accelerates the review by the analyst. The system automatically selects the response to the query, thereby absolving the analyst from having to spend time on the query.
(59) In a related manner, particularly for queries that have many possible responses (as opposed to merely yes/no responses), the back-end system could reorder the order in which the possible responses appear to the analyst, so that the most likely responses appear at the top of the user interface. For example, when a few or a handful of responses predominant for a query, based on the analysis by the comparison module 31, those predominant responses can be shown at the top of the analyst's listing. In other words, the comparison module 31 could compute a likelihood of responses to a query, based on a comparison of the relevant sections of the document being reviewed to prior, similar document(s) that were scored, and the corresponding responses from the prior document(s), and then display the responses for the analyst in descending order of likelihood. This is another efficient aspect of the user interface; it can speed the analyst's review and response to a query.
(60) In various embodiments, the content designer could specify a glossary of key terms and, in turn, the key terms that are relevant to a particular query. In performing its qualitative comparison of text passages, the comparison module 31 can weight the specified glossary terms greater than non-glossary terms. In addition, in various embodiments, the content designer could specify “dilutive” terms for specific queries, such that they are essentially “linked” to the “affirmative” key words for the query specified by the content designer as described above. The comparison module 31 can apply a penalty when a dilutive term is found in the document so that the dilutive (or counter-) effect of the found dilutive term(s) is(are) factored into the scoring.
(61) After the specialized investigator completes the investigative scripts for each of the chapters, the scoring system computes a composite score for the document. The composite score can be a weighted average of the individual chapter scores, with the more important chapters (e.g., in terms of risk) being weighted more highly. Moreover, the weights can vary with time. For example, for a new securitization, the rep & warranty provisions may be more important upfront than the termination provisions for the SPV. However, years into the securitization, when the securitization is close to expiration for example, the SPV termination provisions may be more important and can be weighted higher for purposes of computing the composite score. As such, a specialized investigator may review the documentation for a transaction at various times during the life of the transaction (which may last 10-20 years, for example). The investigative inquiries that are immutably based on the transaction/financing related document, i.e., static information, do not change, so the specialized investigator does not need to redo those specialized inquiries. Alternatively, the specialized-response options to some specialized inquiries, e.g., specialized inquiries about collateral, may change over time; that is, the collateral items may be dynamic (e.g., is the collateral continuing to be in working order, have all taxes been paid on it, etc.). In subsequent reviews, the specialized investigator can update the responses to those specialized inquiries. Moreover, as mentioned previously, since the risks may change over time, the weightings for the category/chapter risks may change over time, so that the composite score for a transaction/financing could change over time.
(62) Preferably, over time, the specialized inquiries can be modified, new specialized inquiries can be added, old specialized inquiries can be removed, and/or scores for a path can change as more information becomes available. For example, if there is a change in applicable law that makes additional specialized inquiries relevant or makes old specialized inquiry obsolete, a programmer/subject-matter content designer for the scoring system can edit the specialized inquiries or specialized inquiry paths to changes the specialized inquiries and/or the flow paths through a specialized inquiry. The content designer could also change the resulting scores for a path to reflect updated perspectives on the risks for each path. The changing weighing of each subject chapter implicitly creates a process of connecting independent neural nodes, which in turn creates digitized intuition.
(63) In that connection, if a new product comes along where there are no prior information sources directly on point, the investigative scripts for the new product could be created by editing the existing inventory of specialized inquiries and path scores for the most similar existing transaction/product. For example, if a new product requires x new specialized inquiries at certain points in the survey for certain subject chapters, and there are specialized inquiries from the old version that are irrelevant to the new product, the content designer could create the investigative scripts for the new product by editing the investigative scripts from the old base inquiry (and path scores if necessary) to add or delete specialized inquiries as appropriate to accommodate the new product issues. In addition to the node management within file 1, the chapters of specialized inquiries could be added or delete too in such a manner. Moreover, the weights for the composite scores could be changed for the new product. The use of an old inquiry to act as a base inquiry document is that it saves time and money.
(64)
(65) At step 101, a specialized investigator downloads, from the document database 16 via and document server 20, one or more transaction/financing related documents 12 to be analyzed. A transaction/financing related document 12 may be for a new transaction, in which case has not been previously reviewed; or it could be a transaction/financing related document for a transaction that is already underway and previously reviewed (e.g., the securities have already been issued). As such, at step 102 the scoring system 22 determines whether the document is for a new transaction or not. The scoring system 22 can make this determination based on whether there are prior score data elements for the transaction/financing related document indicative of prior scoring by the same or different specialized investigator. In either case, the chapter counter n is initially set to zero at steps 103a-b, and then incremented by 1 at steps 104a-b.
(66) At step 105, the investigator's responses for the specialized inquiries for Chapter n are received and stored; at step 106 the scoring system 22 determines the score for the transaction/financing related document for Chapter n; and at step 107 the scoring system generates the report for Chapter n (e.g., see
(67) Returning to step 102, of the transaction/financing related document being reviewed was previously scored/reviewed, the process is similar to that described above, except that, as also described above, the specialized investigator does not need to score the node or chapter that are static (i.e., non-dynamic). For chapters related to static data items (which is different that the static chose-from library items), the scoring system 22 can use the chapter scores from the prior review. Thus, at step 110, the scoring system 22 determines whether Chapter n is dynamic or static. The subject-matter content designer can specify at step 100 whether particular chapters or nodes within a chapter are static or dynamic and at step 110 the scoring system checks the setting specified by the subject-matter content designer at step 100 for Chapter n. If the node or chapter is static, at step 111 the scoring system 22 retrieves the chapter score and report for Chapter n from the most recent prior analysis.
(68) One the other hand, if the chapter is dynamic, at step 112 the specialized investigator completes the analysis inquires for the chapter and the application computes the chapter score in a manner similar to step 105; at step 113 the scoring system determines the score for the chapter in a manner similar to step 106; and at step 114 the scoring system generates the chapter report in a manner similar to step 107. If all of the chapters are scored, that is, if n=N at step 115, the composite score for the analysis is computed at step 109. If not all of the chapters are completed, i.e., if n does not equal N at step 115, the chapter counter n is incremented by one at step 104b and the process is repeated until all of the chapters are scored.
(69) The host computer system 10 preferably stores the assigned risk scores for a transaction/financing related item that it is scored. For example, if a transaction/financing related document is scored at multiple different times (i.e., to assess dynamic risks), the scores for each review can be stored, with a time stamp indicating the time of the review. That way, the change in the scores over time can be assessed as the transaction/financing seasons.
(70) The individual transaction/financing related subject scores, data scores and final reports, as well as the compendium of knowledge that the host system builds up over time from storing the specialized-response options, etc. can be of tremendous value. First, the individual scores for a particular transaction/financing related document provide insight into the risk associated with the particular transaction. Also, the risks between different transaction/financing related documents can be compared/benchmarked to see where risk asymmetries occur. This information can help identify, project and mitigate action that can be taken to reduce the risk or increase the reward.
(71) Second, the compendium of knowledge that the host system builds up over time can help the specialized investigator review the data, such as described above, such as by providing suggestions to where the specialized-response options to particular investigative scripts can be found. Also, as should be evident, such a set up reduces the time for the specialized investigator to review the complex documents and results in more accurate analysis.
(72) Ongoing comments and explanations from the specialized investigators can also be used to inform the system designer to improve improved the investigative scripts; the paths of the specialized inquiries, and/or the associated assigned risk scores to better reflect different situations.
(73) In various embodiments, network security measures can be used to control access to the host control system 10. For example, only authorized user may be permitted to edit the content of a node, modify a path of nodes, upload documents to the system and/or access the documents (e.g., the transaction/financing related documents). Also, only certain authorized users may access the final reports for a particular transaction/financing related document to maintain confidentiality and/or propriety. The system engineer can manage all of those privileges.
(74) The invention allows the system owner to use the functionality of the system. Additionally, the system can be made available to third parties where the third parties can be given access to the system on a license or SaaS basis. In that instance, the third party could create and host their own database of investigative scripts within the invention's database and or use the host system's library of pre-existing investigative threads or combine both. The third party would be given supervisory and designer interface features for their local environment and links to connect such to the system's content designer and system engineer.
(75)
(76) The benchmarking and scoring system 22 may be implemented with one or a number of network computers, such as servers, mainframes, PCs, PDAs etc. Each computer of the scoring system 22 may comprise one or more processors (e.g., CPUs or GPUs), primary data storage or memory (i.e., memory that is directly accessible to the CPUs/GPUs, such as RAM, ROM, registers, cache memory), secondary data storage (i.e., data storage that is not directly accessible by the CPUs/GPUs, such as HDDs, flash, SSDs, etc.), near line and/or off-line storage. The scoring system 22 may be programmed to perform the functions described herein with software that is stored in the primary, secondary, near line and/or off-line data storage and executed by the processor(s) of the scoring system 22. For example, software for the OCR component 30 and the document similarity comparison module 31 may be stored in the data storage and executed by the processor(s). The computer software may be implemented using any suitable computer programming language such as .NET, C, C++, JavaScript, Python, Ruby, Lua, and Perl, and using conventional, functional, or object-oriented techniques. Programming languages for computer software and other computer-implemented instructions may be translated into machine language by a compiler or an assembler before execution and/or may be translated directly at run time by an interpreter.
(77) In one general aspect, therefore, the present invention is directed to computer systems and computer-implemented methods for providing an improved, efficient graphical user interface (GUI) to an analyst tasked with reviewing one or more transactional documents of a transaction for risk. In various implementations, the computer system comprises (i) an analyst computer device that comprises a browser program; and (ii) a back-end computer system that is in communication with the analyst computer device. The back-end computer system comprises: (a) a transaction document database that stores the one or more transactional documents of the transaction in word-searchable form; (b) a query database that stores pre-determined queries for the analyst to investigate in the one or more transactional documents for the transaction, where the for at least some of the pre-determined queries, the query database also stores corresponding suggestions in the one or more transaction documents for the analyst to review to respond to the query, and where the suggestions are based on prior reviews of transactional documents for similar type transactions; and (c) a web-server for serving interactive webpages to the analyst computer device that are displayed by the browser of the analyst computer device, where the interactive webpages comprise an interactive query node tree webpage that display an interactive query node tree.
(78) In various implementations, each query node in the interactive query node tree corresponds to a separate query designed to assess risk for the transaction and wherein each query node comprise a hyperlink. Also, upon the analyst activating the hyperlink for a first query node in the interactive query node tree webpage, a corresponding query for first query node is displayed in a first query webpage.
(79) The first query webpage can comprises means for the analyst to enter a response to the first query; an evidence field for the analyst to cite a citation in the one or more transactional documents that supports the response to the first query; a suggestion field suggesting one or more places in the one or more transactional documents for the analyst review to determine the response to the first query; and a next query selection button that, when activated by the analyst, cause a second query webpage to be displayed to the analyst, where the query for the second query webpage depends on the response by the analyst to the first query.
(80) The second query webpage can similarly comprise: means for the analyst to enter a response to the second query; the evidence field for the analyst to cite a citation in the one or more transactional documents that supports the response to the second query; the suggestion field suggesting one or more places in the one or more transactional documents for the analyst review to determine the response to the second query; and the next query selection button that, when activated by the analyst, causes a third query webpage to be displayed to the analyst. The means for the analyst to enter the responses for the first and second queries (and any other queries) can comprise radio buttons, drop down menus, free text fields, HTML checkboxes, HTML select fields, etc. The back-end computer system is further configured to compute and display (or caused to be display on a computer device (e.g., analyst, administrator, supervisor computer device in communication with the back-end computer system)) an overall risk score for the transaction based on the analyst's responses to queries in the query node tree.
(81) In various implementations, the computer system further comprises an administrator computer device that is in communication with the back-end computer system, where the administrator computer device comprises a browser for displaying administrator webpages provided by the web server of the back-end computer system, where the administrator webpages comprise user interfaces through which an administrator specifies the queries for each query node of the query node tree and an associated query score for possible responses for each query node, and where the back-end computer system is configured to compute the overall risk score based on the associated query scores for the responses provided by the analyst to the queries.
(82) In other various implementations, the query tree node specifies a progression of query nodes. Also, the first query webpage may include an additional field through which the analyst is permitted to flag that an issue related to the first query is important to the risk assessment. The additional field may further permit the analyst to enter an importance score for the first query. Still further, the back-end computer system may be configured to generate a final risk assessment for the transaction, where the final risk assessment comprises the overall risk score for the transaction and a list of issues flagged by the analyst as important to the risk assessment.
(83) In various implementations, the back-end computer system is configured to store the analyst's citations in the evidence fields and use the analyst's citations in the evidence fields as suggestions in a subsequent risk assessment analysis for a second, similar-type transaction. Additionally, the back-end computer system may be further configured to compare a passage of the one or more transaction documents to a transaction document from a different, similar transaction to determine the one or more places in the one or more transactional documents specified in the evidence field for the analyst to review to determine the response to the first query. In addition, the back-end computer system comprises an OCR module to OCR the one or more transaction documents to make the one or more transaction documents word searchable.
(84) The user interface provided by the present invention provides many advantages over existing techniques for reviewing transaction documents for risk, including in terms of efficiency. By having the progression of queries determine a priori according to the query node tree, the analysts can efficiently progress from relevant query to relevant query without getting bogged down in irrelevant queries in the often very complex transaction documents that are often written in a style that is difficult for a human to review and comprehend. Also, by including the suggested citations for where the analyst should look to find a response to the query, the user interface accelerates the review process. This feature greatly accelerates the time to review the complex transaction documents. Also, by storing the analyst's responses and evidence citations, the system administrators can improve the queries and the query flow (e.g., the progression of the node tree) as part of a feedback loop to make the analysis qualitatively better and more efficient for the analysts. Also, the user interface is rooted in technology. For example, it can utilize word-searchable electronic documents; it can include an OCR module for converting non-word searchable documents to a word-searchable form; it can utilize interactive web pages to present the queries, capture the analysts' responses in an efficient manner, and implement the query flow. Also, where the comparison module 31 computes that a responsive passage of the transaction documents being reviewed are very similar to prior, similar, transaction documents, and the responses to a query in those prior transactions were consistently uniform, the system can deduce that the uniform response from the prior analyses is the proper response to the query, and automatically enter the response and move to the next query in node tree, thereby accelerate the review time of the analyst in completing the query node tree. Also, the possible responses can be sorted by likelihood, so that the most likely responses are listed first (higher), which also facilitates the analyst's investigation. These and other benefits and technology features realizable through the present invention are apparent from the description herein.
(85) The examples presented herein are intended to illustrate potential and specific implementations of the present invention. It can be appreciated that the examples are intended primarily for purposes of illustration of the invention for those skilled in the art. No particular aspect or aspects of the examples are necessarily intended to limit the scope of the present invention. Further, it is to be understood that the figures and descriptions of the present invention have been simplified to illustrate elements that are relevant for a clear understanding of the present invention, while eliminating, for purposes of clarity, other elements. While various embodiments have been described herein, it should be apparent that various modifications, alterations, and adaptations to those embodiments might occur to persons skilled in the art with attainment of at least some of the advantages. For example, additional applications for the above-described system could be applicable to but not be limited to the medical, judicial or behavioral science fields. The disclosed embodiments are therefore intended to include all such modifications, alterations, and adaptations without departing from the scope of the embodiments as set forth herein.