Abstract: An authentication method for a computer to execute a process includes referring to a memory that stores biometric information of a person associated with feature information of a face image of the person; specifying a first biometric information group and a second biometric information group; specifying one selected from the first biometric information group and the second biometric information group, based on a similarity between feature information of a third face image included in third imaged data and each of the feature information of the first face image and the feature information of the second face image; and executing authentication processing according to a plurality of pieces of biometric information included in the specified biometric information group and the acquired biometric information.

Abstract: A distance measuring device is configured to: obtain a first distance image acquired from a time of flight (TOF) sensor and a polarized image generated by calculating a degree of polarization for each pixel based on a plurality of images acquired from a plurality of cameras that receives linearly polarized light with different polarization directions; and execute a process for calculating reliability according to a difference between a time of measuring a distance and a time of photographing the plurality of images for each pixel of the first distance image, and execute a process for calculating a distance from the TOF sensor to a subject for each pixel using a second distance image calculated by weighting the reliability to a distance of each pixel of the first distance image, and a third distance image calculated by estimating a distance of each pixel based on the polarized image.

Abstract: A data management system includes an information processing device and a data management device. The information processing device acquires an overall map from a storage in the data management device, estimates a location of the moving object at the time of capturing each of peripheral images that are determined to correspond to any of the key frame images which are stored in the storage among the peripheral images, and generate a local map representing each of the peripheral images which are determined as the key frame image. The management device updates a portion, corresponding to the local map, of the overall map stored in the storage based on the local map.

Abstract: An information processing apparatus configured to store a plurality of images captured by an imaging device, store first position information and first orientation information indicating positions and orientations of the imaging device in capturing of each of the plurality of images, identify, among from the plurality of images, a first image resembling a second image, identify a first area included in the first image, identify a second area, included in the second image, corresponding to the first area, identify second position information and second orientation information indicating a position and an orientation of the imaging device respectively in capturing of the second image, based on a comparison between a first luminance of a first pixel included in the first area and a second luminance of a second pixel included in the second area and the first position information and the first orientation information of the first image.

Abstract: A non-transitory computer-readable storage medium storing a program that causes a computer to execute a process including displaying a plurality of first edge lines extracted from a captured image including a structure captured by a camera and a plurality of second edge lines included in a three dimensional model corresponding to structure data of the structure, detecting a first operation that designates target first edge lines included in the plurality of first edge lines in a first order, detecting a second operation that designates target second edge lines included in the plurality of second edge lines in a second order, associating each of the target second edge lines with one of the target first edge lines based on the first order and the second order, and superimposing the three dimensional model with the structure in the captured image based on a result of the associating.

Abstract: A data management system includes an information processing device and a data management device. The information processing device acquires an overall map from a storage in the data management device, estimates a location of the moving object at the time of capturing each of peripheral images that are determined to correspond to any of the key frame images which are stored in the storage among the peripheral images, and generate a local map representing each of the peripheral images which are determined as the key frame image. The management device updates a portion, corresponding to the local map, of the overall map stored in the storage based on the local map.

Abstract: An information processing apparatus includes: a memory that stores a target region image generated in the past that indicates a distance to a target object; and a processor coupled to the memory and configured to calculate a hand region within a range image obtained after the target region image has been generated, the range image indicating a distance to a hand and the target object, detect a movement of the target object, when a movement of the target object is not detected, generate a complemented image by complementing, using the target region image, the portion that corresponds to the hand region within the image from which the hand region has been deleted, update the target region image with the complemented image, and, when a movement of the target object has been detected, update the target region image with the image from which the hand region has been deleted.

Abstract: A distance measuring device is configured to: obtain a first distance image acquired from a time of flight (TOF) sensor and a polarized image generated by calculating a degree of polarization for each pixel based on a plurality of images acquired from a plurality of cameras that receives linearly polarized light with different polarization directions; and execute a process for calculating reliability according to a difference between a time of measuring a distance and a time of photographing the plurality of images for each pixel of the first distance image, and execute a process for calculating a distance from the TOF sensor to a subject for each pixel using a second distance image calculated by weighting the reliability to a distance of each pixel of the first distance image, and a third distance image calculated by estimating a distance of each pixel based on the polarized image.

Abstract: An image processing apparatus including a memory, and a processor configured to make a display device display an image captured by an image capturing device, measure a time for which a hand region remains still when detecting the hand region in a first specific shape corresponding to a designation operation of designating a part in the image, identify the part designated by the designation operation when the time for which the hand region remains still reaches a predetermined time, and make a display device display an image resulting from execution of predetermined image processing for the identified part when at least one of a hand region in a second specific shape and a specific movement of a hand region is detected in the image captured by the image capturing device.

Abstract: An information processing apparatus configured to store a plurality of images captured by an imaging device, store first position information and first orientation information indicating positions and orientations of the imaging device in capturing of each of the plurality of images, identify, among from the plurality of images, a first image resembling a second image, identify a first area included in the first image, identify a second area, included in the second image, corresponding to the first area, identify second position information and second orientation information indicating a position and an orientation of the imaging device respectively in capturing of the second image, based on a comparison between a first luminance of a first pixel included in the first area and a second luminance of a second pixel included in the second area and the first position information and the first orientation information of the first image.

Abstract: A display control apparatus includes a memory, and a processor configured to obtain an image including an object, the image being captured by a camera, extract a group of edge lines from the image, determine a plurality of edge lines in accordance with a position of a reference object from among the group of edge lines when the reference object is detected in the image, execute an association process between each of the plurality of edge lines and each of a plurality of ridge lines included in a model corresponding to structure data of the object, the model being obtained from the memory, and superimpose the model on the image in a state in which positions of the plurality of ridge lines correspond to positions of the plurality of edge lines respectively.

Abstract: A non-transitory computer-readable storage medium storing a program that causes a computer to execute a process including displaying a plurality of first edge lines extracted from a captured image including a structure captured by a camera and a plurality of second edge lines included in a three dimensional model corresponding to structure data of the structure, detecting a first operation that designates target first edge lines included in the plurality of first edge lines in a first order, detecting a second operation that designates target second edge lines included in the plurality of second edge lines in a second order, associating each of the target second edge lines with one of the target first edge lines based on the first order and the second order, and superimposing the three dimensional model with the structure in the captured image based on a result of the associating.

Abstract: An apparatus for position and orientation estimation executes a process for detecting first point group indicating an object body based on model data of the object body from three-dimensional point group, a process for generating a pattern group including a plurality of second point group respectively representing patterns in which a position and an orientation of the model data are respectively changed at a position of the first point group, a process for converting the first point group and the second point group of the patterns of the pattern group into distance images, a process for comparing the distance image of the first point group with each of the distance images of the second point group of the patterns of the pattern group, and a process for selecting one of the distance images of the second point group of the patterns based on a result of the comparing.

Abstract: An apparatus for object identification includes: a memory; and a processor coupled to the memory and configured to execute a determination process that includes determining whether a hand is in contact with an object, execute an identification process that includes identifying a first shape of an area of the object hidden by the hand in accordance with a second shape of the hand when the hand is determined to be in contact with the object in the determination process, and execute a distinguishing process that includes distinguishing the object based on the first shape in the identification process.

Abstract: A fingertip position estimation apparatus includes a processor that executes a process. The process includes: identifying a first fingertip position of a finger included in an image, based on a color area model that defines a color of a finger; calculating dimensions of an area that is different from a background of the image, within an area of a prescribed size that is in contact with the first fingertip position and that is positioned in a direction in which a fingertip is pointing; and when the dimensions are larger than a prescribed threshold, estimating a second fingertip position that is positioned away from the first fingertip position in the direction in which the fingertip is pointing.

Abstract: An input device includes: a memory configured to store a length of a finger; and a processor configured to obtain a depth image that includes a hand and has pixel values corresponding to a distance from a camera to subjects including the hand, detect a hand area that corresponds to the hand from among the subjects, from the depth image, identify a tip end of the hand area and a base of the finger, identify a first three-dimensional position that corresponds to the tip end and a second three-dimensional position that corresponds to the base, based on the pixel values of the depth image, identify a direction from the second three-dimensional position to the first three-dimensional position, calculate a third three-dimensional position that corresponds to a fingertip of the finger based on the direction and the length, and generate an input signal according to the third three-dimensional position.

Abstract: An information processing apparatus includes: a memory that stores a target region image generated in the past that indicates a distance to a target object; and a processor coupled to the memory and configured to calculate a hand region within a range image obtained after the target region image has been generated, the range image indicating a distance to a hand and the target object, detect a movement of the target object, when a movement of the target object is not detected, generate a complemented image by complementing, using the target region image, the portion that corresponds to the hand region within the image from which the hand region has been deleted, update the target region image with the complemented image, and, when a movement of the target object has been detected, update the target region image with the image from which the hand region has been deleted.

Abstract: An image processing device projects a projection image onto a projection plane. Then, the image processing device captures the projection plane. Then, the image processing device specifies a process performed on the projection image. Then, the image processing device changes, based on the specified process, a start trigger of the start of the process or a height threshold of an indicating member included in a captured image from the projection plane, the height threshold indicating a threshold which is used for judgement of a touch operation in which the indicating member comes into contact with the projection image of a release operation in which the indicating member is away from the projection image.

Abstract: A detecting device includes a processor and a memory which stores a plurality of instructions, which when executed by the processor, cause the processor to execute: specifying a region of a hand from a captured image; deciding, based on a movement amount of a region specified by the specifying, a first region with a first movement amount and a second region with a second movement amount that is larger than the first movement amount; if a first region and a second region decided by the deciding are captured in a joined state, deriving a region that remains after removing the first region from the captured image; and detecting a predetermined site in an image of a region derived by the deriving.

Abstract: An input apparatus includes a processor which is configured to: detect a finger region containing a finger and a fingertip position in a first image captured by a first camera; set a template containing the finger region and generate a plurality of sub-templates by dividing the template along a longitudinal direction of the finger region; obtain a region that best matches the template on a second image generated by a second camera placed a prescribed distance away from the first camera and divide the region into search regions equal in number to the sub-templates along the longitudinal direction of the finger region; perform template matching between a sub-template containing the fingertip position and a corresponding search region to find a matching point corresponding to the fingertip position; and compute the fingertip position in real space based on the fingertip position and the matching point.