A system for evaluating a user-marked document having a response area and at least one image marker, the system includes a means for receiving a digital image of the user-marked document and a computer to identify user-mark positional information of at least one user-mark within the response area relative to the at least one image marker from the received digital image.

A system for evaluating a user-marked document having a response area and at least one image marker, the system including an image capturing device to obtain a digital image of the user-marked document, and a computer to identify positional information of the at least one image marker from the obtained digital image of the user-marked document, wherein the image marker provides context to marks on the user-marked document based on the position of the mark relative to the image marker.

A system for evaluating a user-marked document having a response area and at least one image marker, the system including an image capturing device to obtain a digital image of the user-marked document, and a computer to identify positional information of the at least one image marker from the obtained digital image of the user-marked document, wherein the image marker provides context to marks on the user-marked document based on the position of the mark relative to the image marker.

An image forming apparatus comprises a sensor which emits light with a spot diameter serving as a predetermined size to a pattern for position detection formed on a transfer medium conveyed by a conveyance section, and outputs a read signal corresponding to reflected light of the emitted light; a processing circuit which generates a differential signal obtained by differentiating the read signal output by the sensor, and outputs a signal obtained through an exclusive OR of the read signal and the differential signal obtained by differentiating the read signal; and a control section configured to specify a position at which a image forming section forms a image on the basis of the signal output by the processing circuit.

An image forming apparatus comprises a sensor which emits light with a spot diameter serving as a predetermined size to a pattern for position detection formed on a transfer medium conveyed by a conveyance section, and outputs a read signal corresponding to reflected light of the emitted light; a processing circuit which generates a differential signal obtained by differentiating the read signal output by the sensor, and outputs a signal obtained through an exclusive OR of the read signal and the differential signal obtained by differentiating the read signal; and a control section configured to specify a position at which a image forming section forms a image on the basis of the signal output by the processing circuit.

A method for prompting a fingerprint operation, includes the steps of: determining whether a fingerprint input position needs to be prompted; if the fingerprint input position needs to be prompted, displaying a first prompt graphic in an effective fingerprint detection area, wherein the effective fingerprint detection area is located in at least a part of a display area of a display; enabling a fingerprint collection function, and collecting fingerprint information in the effective fingerprint detection area; and processing the collected fingerprint information, and generating a fingerprint recognition processing result according to the fingerprint information. The method displays a prompt graphic in a corresponding display area of a fingerprint apparatus, so as to prompt a fingerprint recognition position without affecting the integrity of a display, thereby implementing functions of a fingerprint recognition and processing.

A method for prompting a fingerprint operation, includes the steps of: determining whether a fingerprint input position needs to be prompted; if the fingerprint input position needs to be prompted, displaying a first prompt graphic in an effective fingerprint detection area, wherein the effective fingerprint detection area is located in at least a part of a display area of a display; enabling a fingerprint collection function, and collecting fingerprint information in the effective fingerprint detection area; and processing the collected fingerprint information, and generating a fingerprint recognition processing result according to the fingerprint information. The method displays a prompt graphic in a corresponding display area of a fingerprint apparatus, so as to prompt a fingerprint recognition position without affecting the integrity of a display, thereby implementing functions of a fingerprint recognition and processing.

A method for classifying an identification tag on a sample tube containing a sample to be processed in an automated laboratory system having a plurality of laboratory devices, the method comprising providing a sample tube having an identification tag and containing a sample to be analyzed. Each of the plurality of laboratory devices is assigned a tag reader device configured to read the identification tag for recognizing identification tag information. Further, an automated laboratory system for processing a sample tube containing a sample for at least one of pre-analytics and sample analysis is provided.

A method for classifying an identification tag on a sample tube containing a sample to be processed in an automated laboratory system having a plurality of laboratory devices, the method comprising providing a sample tube having an identification tag and containing a sample to be analyzed. Each of the plurality of laboratory devices is assigned a tag reader device configured to read the identification tag for recognizing identification tag information. Further, an automated laboratory system for processing a sample tube containing a sample for at least one of pre-analytics and sample analysis is provided.

An image forming apparatus comprises a sensor which emits light with a spot diameter serving as a predetermined size to a pattern for position detection formed on a transfer medium conveyed by a conveyance section, and outputs a read signal corresponding to reflected light of the emitted light; a processing circuit which generates a differential signal obtained by differentiating the read signal output by the sensor, and outputs a signal obtained through an exclusive OR of the read signal and the differential signal obtained by differentiating the read signal; and a control section configured to specify a position at which a image forming section forms a image on the basis of the signal output by the processing circuit.