Abstract: A non-transitory computer-readable recording medium stores therein an action determination program that causes a computer to execute a process including acquiring history information of a user operation on a checkout machine to which a product to be purchased is registered and that performs checkout processing of the registered product, specifying, based on an image obtained by capturing a user in front of the checkout machine, an action in which the user operates the checkout machine while grasping an object, and determining, based on the acquired history information, whether the action in which the user operates the checkout machine while grasping an object is an action in which a product to be purchased is registered to the checkout machine.

Abstract: An information processing device acquires, from an accounting machine, product information generated when the accounting machine reads a code on a product identifies a first feature amount related to first number of times indicating number of products purchased, based on the acquired product information acquires an image obtained by capturing an image of an object disposed in a certain area adjacent to the accounting machine and containing the product identifies a second feature amount related to second number of times indicating number of times of taking out operations of a product placed in the object and notifies with an alert based on the first feature amount and the second feature amount.

Abstract: An information processing device identifies a first feature amount related to the number of the product registered on the specific machine based on an acquired product information, generating, from an image capturing a user in front of the specific machine, a first area information, a second area information and an interaction between the first class and the second class, specifies an action of the user of registering the product to the specific machine based on the first area information, the second area information, and the interaction, identifies a second feature amount related to the number of time of carrying out the action; and generates an alert based on the first feature amount and the second feature amount.

Abstract: An information processing apparatus obtains image data in which a predetermined area in front of an accounting machine, which is used by a user to register an article and pay the bill, is captured. Then, the information processing apparatus inputs the image data in a machine learning model that is trained to identify an article and a storage for the article, and obtains the output result. Subsequently, the information processing apparatus refers to the article and the storage specified in the output result, and identifies the action taken by the user with respect to the article.

Abstract: A computer-readable recording medium having stored therein an information processing program is provided. The information processing program causes a computer to execute processing including tracking an action taken by a user on an object on the basis of a captured image, distinguishing, on the basis of the action, between a first action in which the user holds the object and a second action in which the user releases the object held by the user, storing, on a first storage unit, first identification information and first location information with respect to the first action, storing, on a second storage unit, second identification information and second location information with respect to the second action, and in a case where the first action is detected at a position indicated in the second location information, storing the second identification information and the second location information on the first storage unit.

Abstract: A calculation method for causing a computer to execute processing of: acquiring first measurement information including information of a distance to an object measured by a first sensor, and second measurement information including information of a distance to the object measured by a second sensor; acquiring a first vector, a second vector in a different direction from the first vector, and a first translation point from the first measurement information; acquiring information of a third vector treated as a vector parallel to and in a same direction as the first vector, a fourth vector treated as a vector parallel to and in a same direction as the second vector, and a second translation point treated as a same position as the first translation point from the second measurement information; calculating a rotation angle and a translation distance for aligning a point group of the object measured by the second sensor.

Abstract: An information processing device (100) extracts a first point group constituting an object from a first distance image acquired by a first sensor. The information processing device (100) extracts a second point group constituting an object from a second distance image acquired by a second sensor. The information processing device (100) generates a first translated point group by translating the first point group by first translation coordinates. The information processing device (100) generates a second translated point group by translating the second point group by second translation coordinates. The information processing device (100) calculates a rotation parameter and a translation parameter based on the first translated point group and the second translated point group.

Abstract: A calculation method for causing a computer to execute processing of: acquiring first measurement information including information of a distance to an object measured by a first sensor, and second measurement information including information of a distance to the object measured by a second sensor; acquiring a first vector, a second vector in a different direction from the first vector, and a first translation point from the first measurement information; acquiring information of a third vector treated as a vector parallel to and in a same direction as the first vector, a fourth vector treated as a vector parallel to and in a same direction as the second vector, and a second translation point treated as a same position as the first translation point from the second measurement information; calculating a rotation angle and a translation distance for aligning a point group of the object measured by the second sensor.

Abstract: An apparatus for distance measurement includes: a memory; and a processor coupled to the memory and configured to execute a detection process that includes detecting a measurement target in a measurement range through two-dimensional scanning of a scan angle range with laser light, and execute a changing process that includes changing a width of the scan angle range with the laser light so that sampling density has a certain value or higher based on a distance and a bearing angle from the apparatus to the measurement target.

Abstract: An information processing device (100) extracts a first point group constituting an object from a first distance image acquired by a first sensor. The information processing device (100) extracts a second point group constituting an object from a second distance image acquired by a second sensor. The information processing device (100) generates a first translated point group by translating the first point group by first translation coordinates. The information processing device (100) generates a second translated point group by translating the second point group by second translation coordinates. The information processing device (100) calculates a rotation parameter and a translation parameter based on the first translated point group and the second translated point group.

Abstract: A distance measuring apparatus measures a distance to a target based on reflected light in response to launched laser beam. A distance measuring process includes generating a difference binary image from first and second range images that are respectively generated in states without and with the target in front of a background and represent distances to each of range measurement points, extracting a first region greater than a first threshold from a non-background region of the difference binary image made up of non-background points, grouping adjacent points on the second range image into groups of adjacent points having close distance values, for each point within the first region, to extract second regions corresponding to the groups, and extracting a third region smaller than a second threshold from the second regions, to judge that each point within the third region is edge noise.

Abstract: An apparatus executes an acquisition process for acquiring pixel value information items from a sensor that outputs the pixel value information items obtained at multiple sampling angles by executing a reciprocation scan with a measurement wave in a scan direction; executes a calculation process for calculating, based on the pixel value information items for one reciprocating motion in the reciprocation scan for each of multiple different arrangement orders in which a chronological pixel value information item on a forward path and a reverse-chronological pixel value information item on a backward path are alternately assigned, differences between the chronological pixel value information item and the reverse-chronological pixel value information item which are adjacent to each other in an arrangement direction; and executes a generation process for generating, based on the differences, a correction information item related to the pixel value information items for the one reciprocating motion in the reciproca

Abstract: An apparatus generates an image having a plurality of pixels, each of the plurality of pixels corresponding to a range point and representing a distance value, extracts from the image a first area having a plurality of range points at which the distance value is less than or equal to a first threshold wherein a difference between each pair of the plurality of range points included in the first area is less than or equal to a second threshold, and determines the first area as a noise area when the first area meets a certain condition.

Abstract: An apparatus executes an acquisition process for acquiring pixel value information items from a sensor that outputs the pixel value information items obtained at multiple sampling angles by executing a reciprocation scan with a measurement wave in a scan direction; executes a calculation process for calculating, based on the pixel value information items for one reciprocating motion in the reciprocation scan for each of multiple different arrangement orders in which a chronological pixel value information item on a forward path and a reverse-chronological pixel value information item on a backward path are alternately assigned, differences between the chronological pixel value information item and the reverse-chronological pixel value information item which are adjacent to each other in an arrangement direction; and executes a generation process for generating, based on the differences, a correction information item related to the pixel value information items for the one reciprocating motion in the reciproca

Abstract: A distance measuring apparatus measures a distance to a target based on reflected light in response to launched laser beam. A distance measuring process includes generating a difference binary image from first and second range images that are respectively generated in states without and with the target in front of a background and represent distances to each of range measurement points, extracting a first region greater than a first threshold from a non-background region of the difference binary image made up of non-background points, grouping adjacent points on the second range image into groups of adjacent points having close distance values, for each point within the first region, to extract second regions corresponding to the groups, and extracting a third region smaller than a second threshold from the second regions, to judge that each point within the third region is edge noise.

Abstract: An apparatus for distance measurement includes: a memory; and a processor coupled to the memory and configured to execute a detection process that includes detecting a measurement target in a measurement range through two-dimensional scanning of a scan angle range with laser light, and execute a changing process that includes changing a width of the scan angle range with the laser light so that sampling density has a certain value or higher based on a distance and a bearing angle from the apparatus to the measurement target.

Abstract: An apparatus generates an image having a plurality of pixels, each of the plurality of pixels corresponding to a range point and representing a distance value, extracts from the image a first area having a plurality of range points at which the distance value is less than or equal to a first threshold wherein a difference between each pair of the plurality of range points included in the first area is less than or equal to a second threshold, and determines the first area as a noise area when the first area meets a certain condition.

Abstract: An image processing device includes: an extractor configured to extract a region of interest which includes a point of interest and satisfies a specified condition in a first image frame; a divider configured to divide the region of interest into a first subregion including the point of interest and a second subregion not including the point of interest at a narrow portion of the region of interest; and a specifying unit configured to specify a specified pixel in the first subregion as a point of interest of a second image frame.

Abstract: An image processing apparatus is provided including a storage unit for storing relationships of color coordinates between a plurality of reference colors under each of a plurality of different light sources for each light source, with respect to the plurality of reference colors set in a color space and being different from one another; and a calculation unit for detecting color coordinates of the plurality of reference colors from an object image to be processed, and identifying a light source used in capturing of the object image according to a similarity between relationships of the detected color coordinates and the relationships of color coordinates stored in the storage unit for each light source.

Abstract: An information processing apparatus includes: a storage unit that stores a table including information on regions respectively occupied by a plurality of solids whose vertices are defined by a plurality of reference colors that are set in a color space, each of the solids having an evaluation value less than a setting value, the evaluation value decreasing as the length of edges thereof decreases, the solids being arranged such that faces thereof do not cross each other; and a computing unit that specifies a solid containing an input color with use of the table, and performs interpolation processing of the input color with use of the reference colors corresponding to the vertices of the specified solid.