Abstract: An image analysis device including: an input interface to acquire image data indicating a captured image of a site in which a plurality of operators performs a plurality of tasks; a controller to generate, based on the image data, task history information indicating the tasks performed in the site by respective operators; and a storage to store the task history information, the controller successively recognizes the tasks and positions of the operators, based on the image data at each time in the site; and detects crossing caused between a plurality of trajectories each including successive positions for each of the operators; generates the task history information associating tasks recognized at each time with the respective operators, based on the trajectories, when the crossing is not detected; and associates the recognized tasks with the respective operators, based on the recognized tasks and past task history information, when the crossing is detected.

Abstract: An image analysis device comprising: an input interface to acquire image data indicating an image of an operator performing task; and a controller to detect the task performed by the operator sequentially, based on the image data, to generate task detection information indicating a detection result of the task, wherein the task includes a plurality of processes performed by the operator, and the controller compensates the task detection information by interpolating a detection result of the task within an undetected period, in accordance with a pre process and/or a post process of the undetected period, the undetected period being a period in which the task is not detected, the pre process being a process of the task detected previously to the undetected period, and the post process being a process of the task detected subsequently to the undetected period.

Abstract: An object detection device for detecting a position of an object on an imaging plane imaged by a camera, including: a processor to acquire image data generated by the camera and perform coordinate transformation, with respect to a position of the object, from first coordinates associated with an image indicated by the image data to second coordinates associated with the imaging plane; and a memory to store setting information used for the coordinate transformation, wherein the setting information includes a set value indicating a height from the imaging plane for each type among a plurality of types of objects, and the processor acquires a position of the object in the first coordinates and a type of the object based on the image data and calculates a position of the object in the second coordinates by performing the coordinate transformation using the set value corresponding to the type of the object.

Abstract: A work analysis device for generating information on a plurality of works performed by one or more workers in a workplace, the work analysis device comprising: a storage that stores map information indicating an area associated with each of the works in the workplace; an acquisition circuitry that acquires position information including positions of the workers at each time in the workplace: and a controller that performs arithmetic processing to discriminate the works of the workers at each time based on the position information and the map information, wherein the controller generates probability information indicating a probability that a work associated with an area including positions of the workers at each time in the map information is performed by the workers based on the position information, and adjusts the probability information according to work tendency information indicating a tendency for the workers to perform the works in the workplace.

Abstract: A data analysis device, for analyzing efficiency of an assembly line operation including processes, includes: an input interface configured to acquire log data indicating a history of the processes respectively performed for each time of the assembly line operation; and a control circuit configured to generate analysis information indicating an analysis result of the history indicated by the log data, based on information generated by a probability model to calculate probability distribution for the assembly line operation.

Abstract: A moving object detection system detecting moving objects based on a captured image comprising: cameras capturing images to generate image data; image recognition circuitries each performing image recognition on the image data generated by each camera to detect a moving object in a captured image indicated by the image data; and an information management apparatus managing image data supplied from each camera to a corresponding image recognition circuitry. The information management apparatus includes a communication interface performing data communication with the cameras and the image recognition circuitries, and a controller managing congestion information on the number of moving objects localized within a range of a captured image indicated by image data for each camera, and controlling the communication interface to supply the image data generated by the cameras to each image recognition circuitry, distributing the image data according to the congestion information.

Abstract: A position analysis device includes: an input interface that acquires the captured image obtained by the camera; a processor that calculates coordinate transformation from a first coordinate system to a second coordinate system with respect to the target position in the acquired captured image; and a memory that stores a correction model to generate a correction amount of a position in the second coordinate system, wherein the processor corrects a transformed position from the target position, based on the correction model including weight functions corresponding to reference positions, the transformed position being a position obtained by the coordinate transformation on the target position in the first coordinate system to the second coordinate system, the weight functions each producing a larger weighting in the correction amount as the transformed position is closer to a corresponding reference position, the reference positions being different from each other in the second coordinate system.

Abstract: It selects learning data that is effective for learning a learning model. An identification information assignment device comprising: a processor; and memory, wherein, using the memory, the processor: acquiring a plurality of image data; selecting a part of the plurality of image data as learning data; assigning identification information to the selected image data by using a learning model which is recorded in the memory; and updating the learning model by using the selected image data to which the identification information is assigned, wherein identification information is assigned to a rest of the plurality of image data by using the updated learning model, the rest of the plurality of image data being different from the selected image data.

Abstract: A quality estimation device for generating information on quality with which a plurality of unit products are obtained by using a plurality of facilities to pass at least one step, includes: a memory that stores quality control data associating the facilities passed for each of the unit products in the step when the unit products are obtained, with quality for the obtained unit products; and a circuit that controls calculation processing based on the quality control data stored in the memory. The circuit extracts a plurality of pass records from the quality control data, the plurality of pass records each indicating a series of facilities passed by a unit product in the plurality of unit products and quality for the unit product, and generates facility quality information indicating quality with respect to a facility in the plurality of facilities by the calculation processing, based on the extracted pass records.

Abstract: A layout design device that designs a new layout obtained by changing an existing layout related to arrangement of a facility in a certain space, the layout design device including: a generator that generates a new layout according to stay data related to a stay specified from flow line data representing a motion of a target in a case of a existing layout in a space; and an output processor that outputs the new layout generated by the generator, wherein the generator generates the stay data by extracting a stay portion where the target stays from the flow line data, and generates the new layout by using auxiliary information that associates the facility arranged in the space with the stay portion and the stay data.

Abstract: A method evaluating a decrease in production performance for a target work. A work efficiency evaluation method includes the steps of: reading, from a storage, model data used for evaluating work efficiency and generated based on operation data related to work including a predetermined work time and a predetermined work amount; calculating an degree of impact of a decrease in work efficiency on the basis of data related to time required for work and a work amount by the model data; and evaluating a decrease in production performance in accordance with the degree of impact.

Abstract: The present disclosure provides a head-mounted display that achieves smooth communication that allows a wearer of the head-mounted display and an outside person to understand their intentions with each other, and a control method of controlling the head-mounted display. Head-mounted display includes: sound receiver that receives a sound coming from a specific direction; voice detector that detects a voice from the sound received by sound receiver; head movement detector that detects movement of the head of the wearer of head-mounted display; external display that displays externally visible information; and response detector that, when voice detector detects the voice, and head movement detector detects movement of the head of the wearer facing toward the specific direction, displays information indicating that the wearer has responded to the voice on external display.

Abstract: A vehicle control apparatus includes a start information acquisition unit that acquires start information including detection information about a key to a vehicle and a start instruction to start an engine, a first authentication unit that acquires, in accordance with the start information, sensing information about a user detected by a sensor of the vehicle and information about a preregistered user corresponding to the sensing information and authenticates whether the detected user is the preregistered user, a second authentication unit that acquires, in accordance with the start information, authentication information input by the user and preregistered authentication information corresponding to the authentication information and authenticates whether the input authentication information is the same as the preregistered authentication information, and a control information output unit that outputs control information regarding start of the engine based on at least one of the authentication results receive

Abstract: A parameter prediction device includes: an environmental characteristic acquirer that acquires an environmental characteristic quantity set which quantifies one or more characteristics of a sound collection environment for an acoustic signal; a target setter that sets a target evaluation value set which provides one or more values obtained by quantifying one or more performances of processing of the acoustic signal, or one or more evaluation values of a processed acoustic signal; and a first predictor that inputs the environmental characteristic quantity set and the target evaluation value set as independent variables to a first prediction model, and predicts a control parameter set for controlling the acoustic signal processing.

Abstract: The present disclosure provides a head-mounted display that achieves smooth communication that allows a wearer of the head-mounted display and an outside person to understand their intentions with each other, and a control method of controlling the head-mounted display. Head-mounted display includes: sound receiver that receives a sound coming from a specific direction; voice detector that detects a voice from the sound received by sound receiver; head movement detector that detects movement of the head of the wearer of head-mounted display; external display that displays externally visible information; and response detector that, when voice detector detects the voice, and head movement detector detects movement of the head of the wearer facing toward the specific direction, displays information indicating that the wearer has responded to the voice on external display.

Abstract: A vehicle control apparatus includes a start information acquisition unit that acquires start information including detection information about a key to a vehicle and a start instruction to start an engine, a first authentication unit that acquires, in accordance with the start information, sensing information about a user detected by a sensor of the vehicle and information about a preregistered user corresponding to the sensing information and authenticates whether the detected user is the preregistered user, a second authentication unit that acquires, in accordance with the start information, authentication information input by the user and preregistered authentication information corresponding to the authentication information and authenticates whether the input authentication information is the same as the preregistered authentication information, and a control information output unit that outputs control information regarding start of the engine based on at least one of the authentication results receive

Abstract: A parameter prediction device includes: an environmental characteristic acquirer that acquires an environmental characteristic quantity set which quantifies one or more characteristics of a sound collection environment for an acoustic signal; a target setter that sets a target evaluation value set which provides one or more values obtained by quantifying one or more performances of processing of the acoustic signal, or one or more evaluation values of a processed acoustic signal; and a first predictor that inputs the environmental characteristic quantity set and the target evaluation value set as independent variables to a first prediction model, and predicts a control parameter set for controlling the acoustic signal processing.

Abstract: There is provided a content recording device capable of performing content reproduction with a plurality of qualities while limiting the use of the content. The device includes a content acquisition unit for acquiring a basic layer indispensable for content reproduction which is obtained by hierarchically encoding at least one of the parameters of the resolution, bit rate. and frame rate and an extended layer for interpolating it; and an access control unit for recording the basic layer, the extended layer, and use control information, moving the basic layer recorded in a basic layer recording unit and the use control information recorded in a use control information recording unit to an external content recording device. and deleting the moved basic layer from the basic layer recording unit, thereby enabling reproduction of the content with various qualities by a plurality of devices as well as reproduction with the original quality while satisfying the use limit posed on the content.

Abstract: A video transmitting apparatus that is able to efficiently transmit and decode only the video data of the region of interest without lowering coding efficiency, and that is able to change the region of interest during reproduction of video. In this apparatus, a base layer coding section (116) codes the base layer of low resolution obtained by reducing input video of high resolution. A region map calculating section (118) calculates a region map indicating the divided region upon coding, and an enhancement layer coding section (120) performs intra-frame coding for each divided region after dividing the enhancement layer which is differential video of the input video and video obtained by decoding the base layer coded video and expanding the same to the resolution of the input video according to the region map.

Abstract: A background separator 120 compares and finds differences between a background image intra-coded in the past and an input image and determines a background area and a non-background area. A base layer coder 130 generates a video stream of a base layer using an input image. An enhancement layer coder 140 actually codes only the image of the non-background area. A video transmitter 160 transmits a video stream of the base layer generated by the base layer coder 130. A video transmitter 170 transmits the video stream of the enhancement layer generated by the enhancement layer coder 140.