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: Provided are a fixing device for a lower-stage member which facilitates a leveling operation for making upper surfaces of lower-stage members coplanar, and can further enhance a vibration absorbing effect generated by an elastic member, and a fluid control device which includes the fixing device. A fixing device for a lower-stage member is configured such that respective lower-stage members are fixed once and, thereafter, a desired lower-stage member is moved upwardly against an elastic force so as to finely adjust positions of upper surfaces of a plurality of lower-stage members. The elastic member is formed of an annular body made of rubber or a synthetic resin. A cutout which imparts the elastic deformation by bending when a force in the vertical direction is applied to the elastic member is formed on an upper portion and a lower portion of an inner peripheral surface of the elastic member.

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: 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 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: To provide a lower member fixing device that eliminates the need for a fixation tool and reduces the time and effort for fixation, and a fluid control device provided with the lower member fixing device. A through hole of a lower member is formed by a large-diameter section opened in an upper surface and a small-diameter section continued from the lower part of the large-diameter section and opened in a lower surface. A fixation member includes a shaft section inserted into the small-diameter section of the through hole, a head inserted into the large-diameter section of the through hole, and a magnet section provided at a lower end of the shaft section. The support member is made of a magnetic substance and a recess into which the magnet section of the fixation member is fitted is formed in the upper surface of the support member.

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 captured image including a recognition target object in a real world and an operation part of a user; recognizing the recognition target object and the operation part from the captured image; displaying an additional information image including information corresponding to the recognition target object; and determining, based on the amount of change in a feature amount of the operation part in the captured images, whether a motion of the operation part is directed at the recognition target object or is directed at the additional information image.

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 apparatus for recording information in an optical-information recording media by holography includes a signal-light irradiation unit, a reference-light irradiation unit, a reference light angle adjustment unit, and a positioning unit for positioning irradiation positions of the signal light and the reference light. The optical-information recording media is divided into N (N?2) recording regions, M multiplexed information can be recorded in the respective recording regions by the reference light angle adjustment unit which changes the angle of the reference light at M angles (?1, ?2, . . . , and ?M) corresponding to a multiplexing number (M?2), management information for the M multiplexed information is multiplexed and recorded in the same recording region as a-th information (1?a?M) with a reference light angle ?a, and the management information on all the N recording regions are recorded at a common reference light angle.

Abstract: A method of producing a polishing head including: a backing pad, for holding a workpiece back surface, stuck on a lower portion of a rigid body; and a ring template, for holding a workpiece edge, disposed on a lower surface of the backing pad. This polishing head brings a front surface of the workpiece into sliding contact with a polishing pad attached on a turn table while holding the workpiece back surface on the lower surface of the backing pad. The method includes sticking the backing pad on the lower portion of the rigid body with a double-sided tape under a reduced pressure without heating; and sticking the template on the backing pad with a double-sided tape or a liquid or paste reaction curable adhesive containing no solvent under a reduced pressure without heating. This method can polish the workpiece into a very flat workpiece.

Abstract: A fluid draw-off block joint includes an inlet channel, an outlet channel, and a closure portion. The inlet channel has a first end communicating with an outlet channel of a single-line block joint, and a second end communicating with an inlet channel of an outlet on-off valve. The outlet channel has a first end communicating with an outlet channel of the outlet on-off valve, and a second end being open through a side surface in a line exit direction. The closure portion closes an opening of a bifurcated channel of a plural-line block joint.

Abstract: A material conveyance device that has an inverter converting a frequency of an alternating-current source and a suction air source having an electric motor driven by the inverter and pneumatically conveys a material by the suction air source through a pipe for conveying the material, includes: a physical quantity detector that detects a physical quantity related to an output of the inverter; and a controller that controls an air volume or an air speed by the suction air source based on the physical quantity detected by the physical quantity detector.

Abstract: A three-dimensional coordinate computing apparatus includes an image selecting unit and a coordinate computing unit. The image selecting unit selects a first selected image from multiple captured images, and selects a second selected image from multiple subsequent images captured by the camera after the first selected image has been captured. The second selected image is selected based on a distance between a position of capture of the first selected image and a position of capture of each of the multiple subsequent images and the number of corresponding feature points, each of which corresponds to one of feature points extracted from the first selected image and one of feature points extracted from each of the multiple subsequent images. The coordinate computing unit computes three-dimensional coordinates of the multiple corresponding feature points based on two-dimensional coordinates of each corresponding feature point in the first and second selected images.

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 captured image; extracting first feature data and second feature data of a first user included in the image; calculating a first authentication decision value, which indicates a probability that the first feature data of the first user resembles first feature data of a second user; and authenticating the first user by using the first feature data or both the first feature data and the second feature data according to the first authentication decision value.

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 user detecting apparatus includes: a memory; and a processor that executes a procedure, the procedure including: obtaining a first image and a second image, extracting a user-associated area from the first image according to a given condition, dividing the user-associated area into a plurality of areas, storing a histogram of each of the plurality of areas in the memory, detecting from the second image a corresponding area that corresponds to an area that is one of the plurality of areas and has a first reference histogram according to similarity, and changing a reference histogram used for a third image from the first reference histogram to a second reference histogram.

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: obtaining a first image in which a user is included, a second image which is imaged in an imaging condition different from that of the first image, a third image which is continuously imaged at a different point of time from that of the first image, and in the same imaging condition as that of the first image, and a fourth image which is continuously imaged at a different point of time from that of the second image, and in the same imaging condition as that of the second image; extracting a first feature amount of a user which is included in the first image, a second feature amount of the user which is included in the second image, a third feature amount.

Abstract: The present invention provides a fluid control apparatus which allows installation of a thermal sensor for temperature control by a simple work by an effective utilization of a space in the fluid control apparatus, and a thermal sensor installation structure with respect to the fluid control apparatus. The fluid control apparatus 1 includes a first fluid control instrument 3 and a second fluid control instrument 4 adjacent to each other and the thermal sensor 17 configured to measure a temperature of a fluid flowing in the first fluid control instrument 3. The fluid control apparatus 1 further includes a supporting member 19 configured to support the thermal sensor 17 attached to the second fluid control instrument 4.

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.