A damage diagnosis device is provided with: a detection unit for detecting that, immediately after a vehicle crossing a bridge has exited from the bridge, another vehicle is not crossing the bridge; a determination unit for determining whether the weight of the vehicle satisfies a criterion; and a diagnosis unit that, when the detection unit has detected that no other vehicle is crossing the bridge and the determination unit has determined that the weight of the vehicle satisfies the criterion, diagnoses damage to the bridge on the basis of information representing free vibration generated in the bridge due to the crossing of the vehicle, thereby improving the precision of diagnosis when damage to a bridge is diagnosed on the basis of information representing free vibration generated in the bridge due to the crossing of a vehicle.

A measuring device for process automation in an industrial environment is provided, the measuring device including: a first sensor device configured to detect a process variable; a position detection device configured to detect a position of the measuring device; a second sensor device configured to acquire environmental data; and a controller configured to analyze the acquired environmental data, determine, based on the analysis, whether or not a current position of the measuring device should be detected, and instruct the position detection device to detect the current position of the measuring device when the analysis of the environmental data has determined that the current position should be detected. A method for determining a position of a measuring device is also provided.

A structured-light-velocimetry method includes extracting one or more bursts from a time-varying signal generated by detecting scattered light from a tracer particle passing through a structured optical beam; fitting each of the one or more bursts to a multi-variable model to extract a plurality of fitted parameters; and executing a machine-learning model with the plurality of fitted parameters to predict an angular velocity of the tracer particle.

A system for tamper detection of a motion detector. The system includes an electronic controller configured to receive orientation data from an accelerometer of the motion detector. The electronic controller is also configured to filter the orientation data of the accelerometer of the motion detector. The electronic controller is further configured to determine an orientation of the motion detector using the filtered orientation data. The electronic controller is also configured to identify a tamper condition of the motion detector based on the orientation of the motion detector. The electronic controller is further configured to activate an alarm device of the motion detector based on the tamper condition.

A system for collecting and managing parametric data via an external communications network comprises one or more parametric stations operatively connected via the external network to a certification server and a payout server. Each parametric station is configured to receive parametric data from a remote source, determine that the parametric data satisfies a predetermined condition, and transmit the parametric data over the external network to the certification server in response to the parametric data satisfying the predetermined condition. The certification server is configured to generate a certification report based on the parametric data and a data model related to the remote source and transmit the generated certification report to the payout server. The payout server is configured to determine that terms of an associated contract are satisfied based on the certification report, and trigger a payout based on the terms that are satisfied based on the certification report.

A method at a sensor apparatus, the method including calculating a value for a target function based on at least one sensor of the sensor apparatus; determining that the value of the target function is within a defined threshold range for a defined time period, thereby finding an in-flight state for the sensor apparatus; and turning off transmission from a radio of the sensor apparatus based on the in-flight state.

A tracker device includes a positioning system, a communication system, and a movement sensing system. The tracker device is configured to utilize the movement sensing system to reduce power consumption during waterborne transport. The tracker device intermittently operates its positioning system to determine a geographic position of the tracker device, and intermittently operates the communication system to transmit the geographic position to a remote computer. The tracker device further detects, based on at least one signal from the movement sensing system, that the tracker device is in transit on a waterborne vessel, and disables the communication system when the tracker device is detected to be in transit on the waterborne vessel.

An audio output device is provided. The audio output device includes a housing, an audio output unit outputting audio data, a first contact sensor configured to detect a contact of an external object, a second contact sensor configured to detect a contact of the external object, a proximity sensor configured to detect a proximity of the external object within a predetermined distance, and a processor operatively connected to the audio output unit, the first contact sensor, the second contact sensor, and the proximity sensor. The processor may be configured to execute a wearing detection mode of the audio output device, to determine the contact of the external object through the first contact sensor, to determine the contact of the external object through the second contact sensor, to determine the proximity of the external object through the proximity sensor, and to determine that the audio output device is in a state worn by the external object.

A system monitors gas flow and pressure to a gas appliance in a fluid network comprising an analyzer. The analyzer has a housing defining an inlet, an outlet, and an interior in fluid communication with the inlet and the outlet. At least one sensor is coupled to the analyzer and configured to generate at least one signal related to gas being supplied to the gas appliance. A smart device communicates with the analyzer, wherein the smart device has a user interface and is configured to monitor, store and display data. The smart device can present any or all of a plurality of parameters such as the flow of gas, a capacity of the flow of gas, a temperature, a pressure of the gas and the like to a user based on signals from sensors.

Systems and methods include reception, for each of a first plurality of consecutive time periods, of an acceleration value associated with a first location of a structure, determination of a first value of a first indicator based on absolute values of the acceleration values, determination of a second value of a second indicator based on absolute values of differences of consecutive one of the acceleration values, determination of a first value of an index based on the first value and the second value, determination of a physical characteristic of the structure based on the first value of the first indicator and the first value of the index, and transmission of an alert based on the physical characteristic.