Abstract: A flesh color detection condition determining apparatus includes a flesh color region detecting unit which detects, from an image on which a subject having a flesh color is represented, a group of pixels having colors included in a range of colors corresponding to the flesh color, as a flesh color region; an evaluation value calculating unit which calculates an evaluation value representing a size of the flesh color region; a condition alteration unit which narrows the range of colors until a difference between the evaluation value and a reference value representing a size of the subject on the image is not included in a predetermined allowable range; and a setting unit which sets a narrowest range of colors as a flesh color detection condition, among a range of colors satisfying that the difference is included in the predetermined allowable range.

Abstract: An image processing method includes recognizing a first object that is included in the image data, calculating a positional variation amount of a feature point that corresponds to the first object and is moving in an image center direction so as to calculate a moving speed of the first object on the basis of the positional variation amount, determining whether or not the first object is a gaze target object of the user, in accordance with a behavior of the first object, the behavior being obtained on the basis of the positional variation amount of the first object among the plurality of image data, of which acquisition time is respectively different and whether or not the object continuingly exists in a second region, the second region being positioned in an inside of the first region and including a center point of the image data, for a predetermined period of time.

Abstract: An image processing device includes a processor a processor; and a memory which stores a plurality of instructions, which when executed by the processor, cause the processor to execute: detecting a first candidate group and a second candidate group contained in the image, the first candidate group being one or more candidates for a first part of a user, the second candidate group being one or more candidates for a second part of the user; and selecting at least one of the first part in the first candidate group and the second part in the second candidate group, on the basis of a human-body's positional relationship of the first part and the second part.

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 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.

Abstract: An interactive projector includes: a base placed on a projection surface; a leg configured to raise with tilting from the base towards the projection surface; a projecting unit, mounted on the leg on the side of a projection surface, configured to project first image; a reflector, provided at a free-end portion of the leg, configured to reflect the image projected from the projecting unit towards the projection surface; and an image pickup unit, mounted on the reflector, configured to photograph the projection surface and output second image to an electronic device that outputs, to the projecting unit, the first image that is generated based on the second image.

Abstract: An information processing apparatus includes an image capturing section to capture an image of a hand; an extracting section to extract a hand area from the captured image; a reference line determining section to determine a reference pushdown line in the image on the hand area; a determining section to determine a pushdown move if the bottom part of the hand area comes below the reference pushdown line; a first position determining section to determine a depth position based on an aspect ratio of the hand area if the pushdown move is determined; a second position determining section to determine a lateral position based on a position of the bottom part of the hand area if the pushdown move is determined; and an input key determining section to determine an input key from the determined depth position and lateral position.

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 image processing device includes a processor; and a memory which stores a plurality of instructions, which when executed by the processor, cause the processor to execute: acquiring an image including a first object captured by an image sensor; computing, from the image, flatness information on flatness of a projection plane of the first object on which a superimposed image is displayed; and defining a display position of the superimposed image on the basis of the flatness information.

Abstract: An input method that is executed by a computer includes obtaining a first image of an object using an imaging device, detecting a first feature point of the object based on a shape of the object in the first image, calculating a first angle of the object with respect to a plane on which a pressing operation is performed based on the first feature point and information on a first area of the object in the first image, and selecting a first input item from a plurality of input items based on the first angle.

Abstract: A method for inputting a character executed by a computer that inputs a character, the method includes: obtaining a first pressed position at which the pressing operation has been performed and a first key corresponding to the first pressed position; detecting deletion of a character input using the first key; obtaining, when the deletion is detected, a second pressed position at which a next pressing operation has been performed and a second key corresponding to the second pressed position; determining whether or not a distance between the first pressed position and the second key is smaller than or equal to a threshold; and correcting, when the distance is smaller than or equal to the threshold, a range that is recognized as the second key in the region on the basis of the first pressed position.

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 device includes, a processor; and a memory which stores a plurality of instructions, which when executed by the processor, cause the processor to execute, acquiring images which includes a target object, and the images captured by a plurality of cameras on a time series basis; calculating a plurality of distance from the plurality of each cameras to a target object by using the images; and correcting, in a case where the target object has reached a predetermined x-y plane and a difference in an area of the target object between the images is equal to or less than a predetermined first threshold, the distance that has been calculated to a distance from the cameras to the x-y plane.

Abstract: An image processing apparatus includes: a processor configured to: store information on a reference area that has been extracted from a first image not including a target object by using a condition regarding color, generate, by using the condition, information on a target area in a second image that has been captured at a point in time different from a point in time at which the first image has been captured, determine, by using the target area and the reference area, whether or not there is an overlap between the reference area and the target object, when the overlap exists, identify an overlap area, and extract, by using the difference area between the reference area and the target area, and the overlap area, the target object from the second image.

Abstract: A gesture recognition device includes a processor; and a memory which stores a plurality of instructions, which when executed by the processor, cause the processor to execute: acquiring, on a basis of an image of an irradiation region irradiated with projector light, the image being picked up by an image pickup device, first color information representative of color information of a hand region when the projector light is not irradiated on the hand region and second color information representative of color information of the hand region when the projector light is irradiated on the hand region; and extracting, from the image picked up by the image pickup device, a portion of the hand region at which the hand region does not overlap with a touch region irradiated with the projector light on a basis of the first color information and extracting a portion of the hand region.

Abstract: An image processing device includes a processor; and a memory which stores a plurality of instructions which, when executed by the processor, cause the processor to execute: acquiring a picked image; selecting pixels, which are adjacent to each other, to be connected based on value of the pixels in the image; generating a pixel connected area which includes the connected pixels; extracting a feature point from an outer edge of the pixel connected area; and calculating a moved amount of the feature point on the basis of the feature point of a plurality of images that have been picked at the first time and the second time by the acquiring.

Abstract: An image processing device that accesses a storage unit that stores a feature point of a recognition-target object, the device includes an obtaining unit mounted with a user and configured to obtain image data in a direction of a field of view of the user; a recognizing unit configured to recognize the recognition-target object included in the image data by extracting a feature point from the image data and associating the extracted feature point and the feature point of the recognition-target object stored in the storage unit with each other; a calculating unit configured to calculate a location change amount of the feature point corresponding to the recognition-target object recognized by the recognizing unit from a plurality of the image data obtained at different times and calculate a motion vector of the recognition-target object from the location change amount; and a determining unit configured to determine a movement.

Abstract: A flesh color detection condition determining apparatus includes a flesh color region detecting unit which detects, from an image on which a subject having a flesh color is represented, a group of pixels having colors included in a range of colors corresponding to the flesh color, as a flesh color region; an evaluation value calculating unit which calculates an evaluation value representing a size of the flesh color region; a condition alteration unit which narrows the range of colors until a difference between the evaluation value and a reference value representing a size of the subject on the image is not included in a predetermined allowable range; and a setting unit which sets a narrowest range of colors as a flesh color detection condition, among a range of colors satisfying that the difference is included in the predetermined allowable range.

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.