Abstract: A system and method for detecting, recording and communicating events involved in the care and treatment of cognitively impaired persons through detection, video recording, storage and communication. The system includes video cameras that typically begin recording upon detecting motion, a local computing unit at the care location that detects alerts, and a cloud or other remote computing and transmission unit. The local computing unit aggregates, stores, processes, and transmits data including performing event detection through an artificial intelligence technique and generating appropriate alerts. The cloud computing aggregates data from many managed care communities, trains new convolutional neural networks from this data, distributes these networks to the local computing units to perform event detection, and provides a platform for various stakeholders to view the collected video data and generated alerts.

Abstract: The stress estimation device acquires the awakening degree of the subject and calculates the feature amount of the acquired awakening degree. The feature amount of the awakening degree is, for example, a ratio at which the temporal change of the awakening degree is within a predetermined range, information defining a histogram showing the distribution of the temporal change of the awakening degree, and the like. Then, the stress estimation device estimates the stress from the calculated feature amount using the stress model.

Abstract: A method and a system for imaging a dynamic scene, by time-spectrum mapping when a single chirped pulse probes the dynamic scene, storing temporal information at different wavelengths, spectral shearing, spatial encoding and reverse spectral shearing; spatiotemporal integration; and image reconstruction from a resulting captured snapshot, using a laser source configured to emit a linearly chirped laser probe pulse; an imaging unit; a shearing and reversing shearing unit; an encoder; a detector; and a computer; wherein the imaging unit is configured to record the linearly chirped laser probe pulse transmitted by the dynamic scene in a snapshot; the shearing and reversing shearing unit is configured to spectrally shears the linearly chirped laser pulses received from the imaging unit to the encoder, the detector records a compressed snapshot of a temporal information of the dynamic scene read out by the probe pulse; and the computer processes the snapshot and yields a(x,y,t) datacube of the dynamic scene.

Abstract: A surveying device for a coordinative position determination of a spatial point, wherein the surveying device comprises a camera which is fixedly mounted to a transmission unit in a way that its field-of-view moves with a targeting component. The surveying device further comprises an image evaluator, configured for automatically identifying corresponding image features in different images of the camera, wherein the corresponding image features represent reference points within the environment, and for a derivation of a spatial transformation parameter from a motion of the corresponding features, wherein the spatial transformation parameter provides for a determination of a difference of a spatial pose of a target axis of the surveying device between different distance measurements which correspond to different images.

Abstract: A floor height detection method is applied to a surveillance camera, and a surveillance image captured by the surveillance camera contains a surveillance region. The floor height detection method includes dividing the surveillance image at least into a first region and a second region, acquiring an actual installing height matrix of the surveillance camera upon the first region and the second region, and utilizing a matrix factorization algorithm to analyze the actual installing height matrix to acquire floor heights within the surveillance region.

Abstract: Techniques for aligning image content are disclosed. The alignment occurs by concurrently identifying corner and line features and by aligning the images based on those features. As a result, relaxed constraints can be used during the alignment process as compared to constraints that are required when aligning images using only corner features. To achieve these benefits, first and second images are acquired. A first set of pixels that correspond to corner features are detected within the images. In parallel, a second set of pixels that correspond to line features are detected within the images. Image content is then aligned from the two images. The aligning process is performed using at least some of the pixels from the first and second sets.

Abstract: In an object identification apparatus, a foreground extraction unit performs a foreground extraction with respect to input images, and generates a foreground extraction result. A state extraction unit extracts a state for each foreground based on the foreground extraction result. An identification model selection unit selects one or more identification models based on the extracted state for each foreground by using a selection model. An identification unit identifies a moving object included in the input images using the selected identification model.

Abstract: A method for correcting the anomalous pixel includes: calculating a matching index of pixels in a first point cloud map and a second point cloud map; finding out an anomalous pixel based on the matching index of the pixels and a correction threshold; and calculating a correction column difference, and correcting the anomalous pixel based on the correction column difference and the matching index of the pixels. The anomalous pixel in the point cloud map is retained and corrected, thus the pixel integrity of an image is guaranteed; and a mode for correcting the anomalous pixel is simple, requires fewer calculating steps, and exhibits high anomalous pixel correction efficiency. An apparatus for the same purpose includes a first camera, a second camera, an image processing unit, an indexing unit, a calculating unit, a judging unit, and a correction execution unit.

Abstract: The present disclosure provides an evaluation index calculation device, an evaluation index calculation method, and an evaluation index calculation program which are capable of diversifying an evaluation index representing an optical state of a light control sheet. The evaluation index calculation device acquires an evaluation image of an imaging target in a predetermined environment, captured via a light control sheet, and calculates a degree of obscuring caused by the light control sheet in the evaluation image, as an evaluation index, through image analysis of the evaluation image.

Abstract: An information recording and reproduction device includes a processor including hardware and configured to: acquire first information indicating information relating to a behavior of a driver from a first device mounted in a vehicle; acquire second information indicating information relating to a behavior of the vehicle from a second device mounted in the vehicle; and accumulate the first information and the second information in a memory in a synchronously reproducible manner.

Abstract: A system for tracking a target object across a plurality of image frames. The system comprises a logic machine and a storage machine. The storage machine holds instructions executable by the logic machine to calculate a trajectory for the target object over one or more previous frames occurring before a target frame. Responsive to assessing no detection of the target object in the target frame, the instructions are executable to predict an estimated region for the target object based on the trajectory, predict an occlusion center based on a set of candidate occluding locations for a set of other objects within a threshold distance of the estimated region, each location of the set of candidate occluding locations overlapping with the estimated region, and automatically estimate a bounding box for the target object in the target frame based on the occlusion center.

Abstract: An intelligent manufacturing industrial Internet of Things with a front split service platform is provided, which includes: an obtaining module configured to obtain an image taken by a first camera on a production line as a first image data and an image taken by a second camera as a second image data through a sensor network platform; a three-dimensional module configured to process into three-dimensional image data; a recognition module configured to obtain a plurality of point positions of a distortion part as judgment point positions; a mapping module configured to map the judgment point positions to the second image data to form second calibration point positions; and a calibration module configured to calibrate the first camera and the second camera according to first calibration point positions and the second calibration point positions.

Abstract: A pixel array may include a group of time-of-flight (ToF) sensors. The pixel array may include an image sensor comprising a group of pixel sensors. The image sensor may be arranged among the group of ToF sensors such that the image sensor is adjacent to each ToF sensor in the group of ToF sensors.

Abstract: Some methods described include: receiving, with at least one processor, a point cloud from a pose graph; receiving, with the at least one processor, an image from a driving log of a vehicle, the image corresponding to the point cloud from the pose graph; obtaining, with the at least one processor, image pixel labels for the image; projecting, with the at least one processor, the point cloud in a point cloud coordinate system to an image coordinate system based on the image pixel labels; generating, with the at least one processor, a six-dimensional colored point cloud by combining the point cloud and color information from the image; and transforming, with the at least one processor, the six-dimensional colored point cloud into five-dimensional map tiles to form a colored map layer. Systems and computer program products are also provided.

Abstract: A time of flight sensor includes a time of flight (TOF) processor having a digital TOF port, a digital input port, and a digital output port, the TOF processor comprising a phase detector including cyclically rotating demultiplexer (DEMUX), a first summer coupled to a first DEMUX output, a second summer coupled to a second DEMUX output, a third summer coupled to a third DEMUX output, a fourth summer coupled to a fourth DEMUX output, and a phase estimator coupled to outputs of the first summer, the second summer, the third summer and the fourth summer and having a phase estimate output; a driver having a digital driver port coupled to the digital TOF port and a driver output port; and an analog-to-digital converter (ADC) having an output port coupled to the digital input port of the digital TOF processor.

Abstract: A method for determining calibration parameters for an imaging device by way of a computer, based on at least one image having at least one person including selecting, by way of the computer, a plurality of pairs of points in the at least one image, each pair of points comprising a head point and a foot point associated with the person, and determining calibration parameters by way of the computer, using a two-dimensional estimator able to determine one of the estimated image coordinates of a head point based on the image coordinates of the foot point of a person and on the calibration parameters, determining the calibration parameters comprising minimizing an error between said estimated image coordinates of the head point and said image coordinates of the corresponding head point.

Abstract: There is provided a light-receiving element that includes a semiconductor substrate, a light-shielding film provided on a first surface of the semiconductor substrate and having a lattice form in which openings are arrayed in a matrix form, a plurality of first semiconductor regions arrayed in a matrix form on a second surface opposite to the first surface of the semiconductor substrate, a plurality of second semiconductor regions provided in an adjacent region which is the second surface of the semiconductor substrate and interposes each of the first semiconductor regions in a column direction, and a wiring layer provided on the second surface of the semiconductor substrate and electrically connected to the first semiconductor regions. The first semiconductor region is located in a corresponding region with the light-shielding film and the first surface of the semiconductor substrate interposed therebetween.

Abstract: A vehicle includes: a vehicle body; front and rear wheels configured to move the vehicle body; and a road surface condition detector configured to detect road surface conditions in front of each of the front wheels, wherein the road surface condition detector is positioned in front of each of the front wheels, and a direction of radiating laser beams by the road surface condition detector for detecting a detection point on a road surface is inclined in a direction of a tangent to an arc, about a pitch center of the vehicle body and running through the detection point, at the detection point, when the vehicle body is viewed laterally.

Abstract: The present invention provides a processing apparatus (10) including: an acquisition unit (11) that acquires an image including a product display shelf; a display location determination unit (12) that determines, based on the image, a display location of each of products; a computation unit (13) that computes, based on the determined display location of each of the products, a sales-related score relating to sales; and an output unit (14) that outputs the computed sales-related score.

Abstract: A measurement condition that enables accurate shape measurement can be set easily. An image analysis device includes an image analyzer 83 configured to detect, in a case of capturing an image of light projected onto an object to be measured, an improper image for shape measurement of the object to be measured, on the basis of design information on the object to be measured, and a measurement condition, and an output unit 88 configured to output detection result information that is information based on a detection result of the image analyzer 83.

Abstract: The example embodiments provides a processing system including an extraction unit that extracts a feature amount of light reflected by a cornea of a person from an image generated by a first imaging apparatus, a comparison unit that specifies an imaging apparatus corresponding to the extracted feature amount of the light based on the extracted feature amount of the light and a reference feature amount indicating a feature of light emitted by each of a plurality of imaging apparatuses at a time of imaging, and a biometric detection unit that performs biometric detection based on a result of whether or not the first imaging apparatus matches the specified imaging apparatus.

Abstract: An anchor-free object detection method based on ultraviolet image includes: obtaining a ground-truth label of object detection, two label boxes corresponding to the two labels; obtaining a masked label based on the two labels and the two label boxes in the train set, and performing a same enhancement processing on the train set and the masked label; constructing an anchor-free object detection model including an encoding part, a decoding part and a detection head part including three detection heads, namely two anchor-free detection heads and one anchor-free dual-head detection head, and the dual-head of the anchor-free box dual-head detection head is an anchor-free detection head and an auxiliary detection head, respectively; training the model based on the enhanced train set and the enhanced masked label; and inputting the ultraviolet image data to be detected into the final anchor-free object detection model, to obtain an object detection result.

Abstract: A computer server receives messages from a computer device located in proximity to the computer server. The messages are generated by at least one vehicle and translated into IP packets using an N2 control plane interface and an N3 user plane interface implemented in the computer device. A message can include a direction of operation of a vehicle. From a mobile device, information is received describing motion of a user of the mobile device. The information includes a trajectory of the user. The mobile device and the vehicle are located at less than a threshold distance from the computer device. A potential collision is determined between the vehicle and the user based on the direction of operation of the vehicle and the trajectory of the user. An alert is sent to the mobile device indicating the potential collision.

Abstract: Apparatus and associated methods relate to a field-adjustable distance sensor configured to translate a transfer function of the sensor by a substantially constant value in a position domain by calibration at one or more known distances. In an illustrative example, the transfer function may correlate multiple distances to corresponding position vectors describing a position of a light signal on a receiver. The receiver may, for example, generate a detection signal corresponding to a position on the receiver of a light signal reflected off a target. A control circuit may, for example, generate a position vector in response to the detection signal. A calibration constant (C) may be generated, for example, as a function of a known distance of the target and position vector. C may be applied, for example, to translate the transfer function in the position domain. Various embodiments may advantageously reduce non-linear error in a distance sensor.

Abstract: An agricultural implement includes a computing system configured to identify a plurality of residue pieces present within the portion of the field based on the image data generated by the imaging device. Furthermore, the computing system is configured to determine a number of residue pieces having a length within a first length range and a number of residue pieces having a length within a second length range. Moreover, the computing system is configured to determine a characteristic length range for the portion of the field, with the characteristic length range corresponding to one of the first length range or the second length range having the greatest number of residue pieces associated therewith. In addition, the computing system is configured to control an operating parameter of the ground-engaging tool based on the determined characteristic length range.

Abstract: According to some embodiments, a method includes accessing 2D data generated by a plurality of sensors. The plurality of sensors are located within a physical environment. The method further includes identifying, by analyzing the 2D data, a physical object that is physically located within the physical environment. The method further includes displaying, in a graphical user interface, a virtual 3D environment that corresponds to the physical environment. The method further includes displaying a virtual object in the virtual 3D environment. The virtual object is a visual representation of the physical object identified in the 2D data and a location of the virtual object in the virtual 3D environment corresponds to a physical location of the physical object in the physical environment. The method further includes displaying movements of the virtual object in the virtual 3D environment that correspond to movements of the physical object within the physical environment.

Abstract: A vehicle control device of an embodiment recognizes that a first other lane is present at a position of a first other vehicle on the basis of a first relative distance between an own vehicle and the first other vehicle, recognizes an advancing direction of the first other lane on the basis of a first relative speed between the own vehicle and the first other vehicle, in a case where the recognized advancing direction of the first other lane is opposite to an advancing direction of an own lane, determines whether or not an adjacent lane of the own lane is an oncoming lane on the basis of at least two of the first relative distance, a second relative speed between the own vehicle and a second other vehicle, and map information including an advancing direction of a lane and the number of lanes, and in a case where it is determined that the adjacent lane is an oncoming lane, continues driving assistance or automated driving.

Abstract: In a method for time-of-flight (ToF) based measurement, a scene is illuminated using a ToF light source modulated at a first modulation frequency FMOD(1). While the light is modulated using FMOD(1), depths are measured to respective surface points within the scene, where the surface points are represented by a plurality of respective pixels. At least one statistical distribution parameter is computed for the depths. A second modulation frequency FMOD(2) higher than FMOD(1) is determined based on the at least one statistical distribution parameter. The depths are then re-measured using FMOD(2) to achieve a higher depth accuracy.

Abstract: A pool cleaning system is provided. The system comprises a video capture device, a pool cleaning robot separated from the video capture device, and a computing device. The video capture device can transmit one or more videos of a pool to the computing device. The computing device can determine a position of the pool cleaning robot relative to the pool using the one or more videos. The computing device can generate a moving instruction for the pool cleaning robot, based on the position of the pool cleaning robot.

Abstract: A topographical measurement system uses an imaging cartridge formed of a rigid optical element and a clear, elastomeric sensing surface configured to capture high-resolution topographical data from a measurement surface. The imaging cartridge may be configured as a removable cartridge for the system so that the imaging cartridge, including the rigid optical element and elastomeric sensing surface can be removed and replaced as a single, integral component that is robust/stable over multiple uses, and easily user-replaceable as frequently as necessary or desired. The cartridge may also usefully incorporate a number of light shaping and other features to support optimal illumination and image capture.

Abstract: A control method of an inspection apparatus including a stage on which a substrate having an inspection object to be inspected is mounted and a plurality of light sources configured to emit light to heat the substrate includes: individually lighting the plurality of light sources and obtaining a plurality of first temperature distributions of the substrate; obtaining a second temperature distribution representing a sum of the plurality of first temperature distributions; obtaining one or more correction values for correcting an amount of light output from at least one or more light sources of the plurality of light sources based on the second temperature distribution; and correcting the amount of light output from each of the at least one or more light sources using the one or more correction values.

Abstract: A method for transferring a motor vehicle from an autonomous driving mode, in which the motor vehicle is guided autonomously, into a manual driving mode, in which the motor vehicle is guided by a vehicle driver. In the method, pieces of information for supporting the transfer are ascertained with the aid of a cognitive model of the vehicle driver, the cognitive model describing at least one perception process of the vehicle driver with respect to a driving situation and at least one decision-making process of the driver with respect to an action option. A device configured for executing the method is also described.

Abstract: A broadband RF imaging device includes a broadband RF aperture array, at least one RF receiver, and a computer. The at least one RF receiver has short RF connections with the broadband RF aperture array, e.g. length 10 meters or less. The computer has a digital data connection to the at least one RF receiver. Each RF receiver is configured to receive broadband RF signal data over a sampling time interval from the broadband RF aperture array, and to digitize the broadband RF signal data to generate digitized broadband RF signal data, and to store the digitized broadband RF signal data locally at the RF receiver. The computer receives the digitized broadband RF signal data stored locally at the at least one RF receiver, and is programmed to reconstruct an RF image from the digitized broadband RF signal data received from the at least one RF receiver.

Abstract: Systems and methods are provided that include a plurality of sensors, communicatively coupled to one another, to periodically transmit positional location information. A digital image capture device, communicatively coupled to the plurality of sensors, may capture an image of a scene which includes at least one of the plurality of sensors. A processor, communicatively coupled to the digital capture device, may determine a measurement of a least one object in the captured image of the scene, where the measurement of the at least one object is based at least in part on the positional location information received by the digital image capture device at the time that the image of the scene is captured. A display device, communicatively coupled to the processor, may display the determined measurements of the at least one object.

Abstract: In order to reduce inspection tact time in centralized management of a plurality of inspection lines, the system includes: a plurality of inspection lines 4 each having a visual appearance inspection device 3; a first database 5A for storing a captured image captured by each of the visual appearance inspection device 3; and a centralized control device 6 connected to each of the visual appearance inspection devices 3 and the first database 5A, having a display unit 32 that displays an inspection image of an inspection object 7, and enabling visual inspection of the inspection object 7 conveyed on each of the inspection lines 4 in a centralized manner; wherein, while one of the inspection lines 4 is inspected by using the centralized control device 6, the visual appearance inspection devices 3 of the other inspection lines 4 pre-captures the inspection object 7 conveyed on the inspection line 4 under predetermined capturing conditions and stores the pre-captured image in the first database 5A, and wherein the

Abstract: Techniques for fusing hand pose data associated with a user's hand with handheld device pose data associated with a handheld device. In some embodiments, both of a user's hands are utilized in embodiments described herein. The hand pose data including a position of the hand within a reference frame is captured using a hand pose sensor. The handheld device pose data including a position of the handheld device within the reference frame is captured using a handheld device pose sensor. A pose discrepancy between the hand pose data and the handheld device pose data is determined, the pose discrepancy including at least a position discrepancy between the position of the hand and the position of the handheld device. A fusion operation is performed based on the pose discrepancy.

Abstract: An information processing system includes a memory and processing circuitry configured to generate a display image by rendering plural objects in a virtual space according to the object information; acquire a user input relating to a user object of the plural objects, the user object associated with the user; determine movement of the user object in the virtual space in accordance with the user input; generate positional relationship information indicating a positional relationship in the virtual space between the user object and a predetermined object of the plural objects; store first rendering information for rendering a first animation with a combination of the predetermined object and the user object; and generate the first animation according to the first rendering information in a case that a distance between the predetermined object and the user object is shorter than or equal to a predetermined distance according to the positional relationship information.

Abstract: A method for activating a lock in a vehicle includes capturing an image of an interior of a vehicle, the image comprising an occupant on a seat of the vehicle, detecting a weight value of the occupant on a respective seat of the vehicle, processing the image for determining whether the occupant is a human or an object or an animal, processing, in response to the determination that the occupant is the human, the image for determining a parameter of the human, and activating a lock based on the parameter, or the weight value and the parameter.

Abstract: Various embodiments enable automation of non-production activities of a coordinate measuring machine by ascertaining, prior to executing such activities, that such activities could be safely executed in the machine's environment. Although making such a determination can be fully automated, some embodiments include a human decision-maker In the loop.

Abstract: The present invention extends to methods, systems, and computer program products for path planning for autonomous moving devices. Aspects of the invention include planning a path for a mobile robot to move autonomously in an environment that includes other static and moving obstacles, such as, for example, other mobile devices and pedestrians, without reference to a prior map of the environment. A planned path for a mobile robot can be determined, adjusted, and adapted using diffusion maps to avoid collisions while making progress towards a global destination. Path planning can include using transition probabilities between grid points to find a feasible path through parts of the environment to make progress towards the global destination. In one aspect, diffusion maps are used in combination with a receding horizon approach, including computing diffusion maps at specified time intervals.

Abstract: A method of estimating a normal vector to an attachment mounted to an approach frame of an apparatus for taking out a molded product and a normal vector to a die mounted to a molding machine is provided. A normal vector to a take-out head is estimated through computation using a coordinate/depth determination section and a normal vector computation section on the basis of depth data or coordinate data on three mounting members. Three or more extending portions are specified from the image, the extending portions being each a part of a fixed die or a movable die or a part of a surrounding component and extending in a direction that coincides with the open direction for the dies. A normal vector to the die is estimated through computation on the basis of the depth data or coordinate data on the specified extending portions.

Abstract: A method for adapting an overlaid image displayed on a monitor located in a cab of a vehicle including: defining a location on an embedded element of a vehicle side as a target on a captured image; processing the captured image by tracking the target position and by tracking at least one recognizable pattern linked to a horizontal dimension on the captured image; displaying on the monitor an overlaid image including the captured image and an adapting overlayer, the adapting overlayer including a pointer on the target and an overlaid element extending in an area of the captured image delimited horizontally defined with the orientation of the at least one recognizable pattern, on one side by the pointer and on the other side by a side of the monitor extending transversally to the horizontal dimension and corresponding to the cab position in the captured image.

Abstract: A tactile sensor includes a first layer formed of flexible material having an outer contact surface and an opposed inner interface surface, a second layer formed of substantially transparent flexible material arranged in substantially continuous contact with the flexible first layer at the interface surface, a camera, and reflective material. The first and second layers are configured so that pressure exerted by an object or objects contacting the outer contact surface causes at least localized distortion of the interface surface. The camera is arranged to capture an image of the interface surface through the flexible second layer. The reflective material is configured so that the appearance of at least part of the reflective material changes as the viewing angle changes and the reflective material is located between the layers at the interface surface.

Abstract: Embodiments of the disclosure provide an optical sensing system, a method for controlling the optical sensing system, and a controller for the optical sensing system. The exemplary method for controlling the optical system includes dividing a detection range of the optical sensing system into a plurality of sections, where each section covers a different range of distances to the optical sensing system. For each divided section, the transmitter of the optical sensing system transmits an optical signal to each section of the plurality of sections. The receiver of the optical sensing system then receives the optical signal returned from the corresponding section of the plurality of sections. After receiving the retuned optical signal from each divided section, these optical signals are then combined to form a detection signal of the detection range of the optical sensing system.

Abstract: A system and method are disclosed for a mixed-reality visualization system having a computer configured to render a mixed-reality three-dimensional surface, identify one or more current demand regions, identify one or more potential demand regions; map the one or more current demand regions and the one or more potential demand regions on the rendered three-dimensional surface, model a free body coupled with demand centers of each of the one or more demand regions and each of the one or more potential demand regions using a spring model, calculate a location on the rendered three-dimensional surface representing an equilibrium position between the demand centers of the one or more demand regions and the one or more potential demand regions using the spring model, and render, for display on a rendering device, a visual indicator within the area corresponding to the location of the calculated equilibrium position.

Abstract: A pallet wrapper and imaging system a pallet loaded with containers to calculate a sustainability based upon a type of the pallet and the containers on the pallet. The system also determines the stability of the pallet and containers, a speed at which the pallet and containers can be wrapped, and an amount of stretch film needed to secure the load for transport. After validation by the imaging system (with or without a wrapper), a QC bot assists a QC worker in remedying or checking any detected errors or potential errors.

Abstract: A platform for design of a lighting installation generally includes an automated search engine for retrieving and storing a plurality of lighting objects in a lighting object library and a lighting design environment providing a visual representation of a lighting space containing lighting space objects and lighting objects. The visual representation is based on properties of the lighting space objects and lighting objects obtained from the lighting object library. A plurality of aesthetic filters is configured to permit a designer in a design environment to adjust parameters of the plurality of lighting objects handled in the design environment to provide a desired collective lighting effect using the plurality of lighting objects.

Abstract: The present invention relates to a stratum deformation monitoring device. The device includes a working tube having an outer surface and an in-tube space and buried into a target stratum; a plurality of deformation monitoring rings, each of which the plurality of deformation monitoring rings are movably assembled on the outer surface of the working tube in equal intervals or unequal intervals; and at least one strain optical fiber movably assembled on the outer surface of the working tube by securing on the plurality of deformation monitoring rings.

Abstract: The present invention discloses a non-contact dynamic strain field measuring method and system for a rotating blade. The method includes the following steps: establishing a three-dimensional finite element model of a to-be-measured rotating blade, and extracting modal parameters of the three-dimensional finite element model; determining the number and axial mounting positions of blade tip timing sensors; constructing a conversion matrix of finite measuring point displacement and an overall strain field; and acquiring blade tip finite position displacement of the rotating blade based on the blade tip timing sensors, and acquiring, by a dynamic strain, dynamic strains of the rotating blade at any moment, on any position and in any direction based on modal processing of the conversion matrix.

Abstract: To provide an image pick-up apparatus, an image pick-up method, and a program each of which adapted to perform photometric calibration at a low cost in the application thereof for picking-up images for performing localization. An image pick-up apparatus (500) includes at least one memory (503) configured to store an instruction, and at least one processor (502) configured to execute the instruction, the processor being further configured to: pick-up an image; determine whether the picked-up image data is an image suitable for a computer vision application; and adjust camera parameters based on the determination.