Abstract: According to one embodiment, a respiratory measurement module measures a first signal related to a respiratory fluctuation of the user. A body movement measurement module measures a second signal related to a movement of a trunk of the user. A respiration detector detects whether or not the user is in a respiratory arrest state, based on the measured first signal measured. A body movement detector detects whether or not the trunk of the user is moving, based on the measured second signal. An estimation module estimates a respiratory state of the user, based on a detection result by the respiration detector and a detection result by the body movement detector. An output module outputs respiratory state information indicating the estimated respiratory state.

Abstract: According to one embodiment, there is provided an operation recognition device comprising a computer including a hardware processor. The hardware processor is configured to acquire movement information associated with a movement of a user, and area information corresponding to a first operation section; determine, based at least in part on the movement information and the area information corresponding to the first operation section, an estimated position corresponding to a subsequent operation by the user; and determine whether the subsequent operation by the user is directed to the first operation section based at least in part on the estimated position corresponding to the subsequent operation.

Abstract: According to one embodiment, a handwritten character retrieval apparatus is provided with an acquisition unit, a feature extraction unit, an segmentation unit, a attribute append unit and a retrieval unit. The acquisition unit acquires a handwritten character string in units of a stroke. The feature extraction unit extracts a first feature value unique to each of the strokes from the handwritten character string. The segmentation unit segments the strokes into a plurality of sets. The attribute append unit appends a second feature value based on the sets to each of the strokes. The retrieval unit executes retrieval based on the first feature value and the second feature value.

Abstract: According to one embodiment, an information processing apparatus includes an acquisition module, a feature calculator and a blood pressure value calculator. The acquisition module is configured to acquire a basic first attribute of a user, a second attribute related to a physique of the user, a third attribute related to a circulatory organ of the user, and a biological signal related to a living body of the user. The feature calculator is configured to calculate a feature in the biological signal. The blood pressure value calculator is configured to calculate a blood pressure value of the user, based on the first attribute, the second attribute, the third attribute, and the feature.

Abstract: A device according to an embodiment includes: a simulated skin portion being located near a photoelectric pulse wave sensor to simulate a blood flow of the skin; a reflectance changing unit located on an opposite side of the simulated skin portion to the photoelectric pulse wave sensor, the reflectance changing unit changing, in time series, reflectance of light emitted from the light-emitting unit of the photoelectric pulse wave sensor and passing through the simulated skin portion; a reflectance change control unit that transmits a reflectance control signal to the reflectance changing unit to control changes in reflectance of the reflectance changing unit; and a synchronization signal output unit that outputs a signal in sync with the reflectance control signal to an external device.

Abstract: According to one embodiment, a document search apparatus includes an acquirer, determiner, searcher, and display. The acquirer acquires data on a handwriting including coordinate data. The determiner determines a shape of the handwriting based on the coordinate data to determine a type of a query. The searcher searches the document according to a search method corresponding to the type of the query. The display that displays the document by a display method corresponding to the type of the query.

Abstract: According to an embodiment, an information processing device includes a detector, a setting controller, and a controller. The detector detects a holding position of the information processing device. The setting controller sets a control region at a position separated by a distance from the detected holding position. The controller controls, based on whether the control region is touched, control a function.

Abstract: A recognition device according to an embodiment described herein includes a hardware processor. The hardware processor generates a trajectory of a pointer based at least in part on information relating to a movement of the pointer, detects that the pointer contacts an operation surface, determines a detection time when the pointer contacts the operation surface, and determines a detection position of the pointer at the detection time, sets the detection position as a starting point, determines an ending point corresponding to the starting point based on at least the detection time or the detection position, and sets the trajectory from the starting point to the ending point as a target trajectory, and determines a command input by a user with a gesture of the pointer based on the target trajectory.

Abstract: According to one embodiment, a handwritten document processing apparatus includes an inputter, classifier, divider, and determiner. The inputter inputs stroke data. The classifier classifies the stroke data into data of a plurality of ruled lines and stroke data other than ruled lines. The divider divides a region including the plurality of ruled lines into first regions each corresponding to a cell bounded by four ruled lines and second regions each including at most three ruled lines. The determiner determines whether a ruled line in the second region is a first ruled line, to one end point of which a ruled line is not connected, or a second ruled line, to one end point of which a virtual circumscribed ruled line is connected.

Abstract: A recognition device includes an acquisition unit and a processor. The acquisition unit acquires first and second informations. The first information relates to a first signal corresponding to a state of a first portion of a body performing an action. The first signal is generated by a first element mounted to the first portion. The second information relates to a second signal corresponding to a state of a second portion. The second signal is generated by a second element mounted to the second portion. A relative positional relationship between the first portion and the second portion changes according to the action. The processor calculates a first feature based on the first information and a second feature based on the second information. The processor recognizes a type of the action based on a change of the first feature and a change of the second feature.

Abstract: According to an embodiment, a shaping device includes an acquiring unit, an extracting unit, first and second calculators, a determining unit, a shaping unit, and a display unit. The acquiring unit is configured to acquire strokes handwritten by a user. The extracting unit is configured to extract multiple combinations of strokes. The first calculator is configured to calculate a first likelihood representing a probability that each combination related to a target graphic. The second calculator is configured to calculate a second likelihood representing a probability that each combination related to an incomplete shape. The determining unit is configured to determine whether there is a first combination having first likelihood not less than a first threshold and the second likelihood not more than a second threshold. The shaping unit is configured to shape the strokes into the target graphic. The display unit is configured to display a result of shaping.

Abstract: According to one embodiment, a handwritten character retrieval apparatus is provided with an acquisition unit, a separation unit, a feature extraction unit and a retrieval unit. The acquisition unit acquires a document including handwriting data. The separation unit separates the document into a plurality of parts. The feature extraction unit extracts feature values, each indicating a feature value of each part. The retrieval unit executes retrieval based on the feature values.

Abstract: According to one embodiment, a sleep sensor which is attached to a user who is sleeping when it is to be used is provided. The sleep sensor includes a first detector, an estimation module, a second detector and a control module. The first detector is configured to detect an acceleration signal representing acceleration that is obtained from the sleep sensor. The estimation module is configured to estimate the user's body position based on the detected acceleration signal. The second detector is configured to detect a signal for estimating a state other than the user's body position. The control module is configured to operate the second detector when the estimated user's body position is at least one of predefined body positions.

Abstract: According to one embodiment, a sleep state estimation device attached to a user during sleep and used is provided. The device includes a first detector, a first estimation module, a second detector, and a second estimation module. The first detector is configured to detect a first signal, to estimate a first state of the user. The first estimation module is configured to estimate the user's first state, based on the first signal. The second detector is configured to detect a second signal to estimate a second state of the user other than the user's first state. The second estimation module is configured to estimate the user's second state by using the second signal, based on an estimation method determined in accordance with the first signal.

Abstract: According to one embodiment, a respiratory measurement module measures a first signal related to a respiratory fluctuation of the user. A body movement measurement module measures a second signal related to a movement of a trunk of the user. A respiration detector detects whether or not the user is in a respiratory arrest state, based on the measured first signal measured. A body movement detector detects whether or not the trunk of the user is moving, based on the measured second signal. An estimation module estimates a respiratory state of the user, based on a detection result by the respiration detector and a detection result by the body movement detector. An output module outputs respiratory state information indicating the estimated respiratory state.

Abstract: A gesture recognition apparatus detects a locus of a fingertip position of a user from an acquired moving image; sets an effective range configured to set an effective range to detect a locus of the fingertip position of the user from the moving image flap action; determines whether or not the locus of the fingertip position is of the flap action when the locus of the fingertip position is included in the effective range; and recognizes a gesture of the user from the flap action when the locus of the fingertip position is of the flap action.

Abstract: According to one embodiment, a handwritten document processing apparatus includes the following units. The stroke input unit inputs stroke information indicating strokes and times of the strokes. The voice recording unit records voice information, a playback operation of which is configured to be started from a designated time. The stroke structuration unit structures the stroke information into a row structure by combining a plurality of strokes in a row direction. The cue time calculation unit calculates a cue time of the voice information associated with the row structure. The playback control unit controls to play back the voice information from the cue time in accordance with an instruction to the row structure.

Abstract: A wearable information input device according to an embodiment is worn on an upper limb of a user. The wearable information input device includes a contact detecting unit, a position detecting unit, and a trajectory generating unit. The contact detecting unit detects contact with the upper limb by an input unit. The input unit is used by the user to input information. The position detecting unit detects a position of the input unit while the input unit is in contact with the upper limb. The trajectory generating unit generates a trajectory of motion of the input unit based on information about the position detected by the position detecting unit.

Abstract: According to one embodiment, a handwritten document processing apparatus includes an inputter, classifier, divider, and determiner. The inputter inputs stroke data. The classifier classifies the stroke data into data of a plurality of ruled lines and stroke data other than ruled lines. The divider divides a region including the plurality of ruled lines into first regions each corresponding to a cell bounded by four ruled lines and second regions each including at most three ruled lines. The determiner determines whether a ruled line in the second region is a first ruled line, to one end point of which a ruled line is not connected, or a second ruled line, to one end point of which a virtual circumscribed ruled line is connected.

Abstract: According to one embodiment, a handwritten document processing apparatus is provided with a stroke acquisition unit, a stroke group generation unit and a hierarchical relation determination unit. The stroke acquisition unit acquires stroke data. The stroke group generation unit generates stroke groups each including one or a plurality of strokes, which satisfy a predetermined criterion, based on the stroke data. The hierarchical relation determination unit determines a hierarchical relation of a plurality of stroke groups so as to generate layer information.