Fujitsu Corporation

Bridgestone Corporation

Ryuta Tanaka

Atsuko Tada

Kensuke Kuraki

Ryoichi Funabashi

Keizo Kato

Takashi Hamano

Akira Nakagawa

Norichika Kumamoto

Shohei Nakagata

Yuichiro Mori

Yoshio Takizawa

Toru Tsuruta

Atsushi Ichiki

Ritsuko Tanaka

Jouji Uemura

Futoshi Nakamori

Takahiro Aoki

Takahiro Kawagoe

Masaki Ishihara

Koji Takagi

Masami Mizutani

Atsushi Oguchi

Eiji Sawa

Tokuo Okada

Teruo Ishihara

Nobuyuki Iwasaki

Motoo Masui

Satoshi Sonobe

Kazuya Yonezawa

Junichi Koizumi

Megumi Chikano

Shu Inoue

Yoko Kubota

Kenichi Isayama

Kazumi Hamaguchi

Satoshi Masutomo

An information processing apparatus includes a processor configured to: determine whether a state of a user that views a virtual space is a predetermined state, based on state information indicating the state of the user and condition information for determining that the user is in the predetermined state; and start collection of log information upon determining that the state of the user is the predetermined state.

Log information collection method and information processing apparatus

A transmitting device is disclosed. A lighting device changes a first characteristic and a second characteristic of light to be emitted along time series. A processor controls, in a period having a first time length, the lighting device to modulate the first characteristic of the light from the lighting device in the time series in accordance with a light emission pattern having a waveform according to information to be transmitted and having the first time length. The processor controls the lighting device to perform pulse modulation with a pulse pattern having a second time length shorter than the first time length for the second characteristic in accordance with the information. The processor sets peak and bottom values of the second characteristic of each pulse included in a subsection, for an average of the second characteristic to be a value maintaining the waveform of the light emission pattern.

Transmitting device, transmission control device, and transmission method

A diagnosis method performed by a computer includes: executing a process that includes specifying a first case image group which includes one or more case images which have a same abnormality as a first abnormality detected from an image of a subject among plural case images about each of plural patients, each of the plural case images indicating an image in which a progression stage of a disease is different; executing a first selection process that includes calculating a first similarity about a site where the first abnormality appears between each of the one or more case images included in the first case image group and the image of the subject, and selecting a second case image group from the first case image group in accordance with the first similarity with respect to each of the one or more case images included in the first case image group.

Diagnosis support method, diagnosis support apparatus, and non-transitory computer-readable storage medium

A method of allocating a plurality of processes on a plurality of node devices coupled through a network, includes: dividing the plurality of processes into one or more process groups including at least one process among the plurality of processes, based on a bandwidth desired for data communication between processes in the plurality of processes; specifying, for each of the one or more process groups, a node device which is able to perform entirety of processes included in the process group among the plurality of node devices; and allocating the process group on the specified node device, for each of the one or more process groups.

Method of allocating processes on node devices, apparatus, and storage medium

A signal adjustment apparatus includes a memory configured to store a first video obtained by imaging an object reflecting light that changes in time series in accordance with information embedded in the light, a processor coupled to the memory and configured to analyze the first video to specify an area in which the information is embedded in an image included in the first video, adjust a signal in the area, and output a second video including the adjusted signal.

Signal adjustment apparatus and signal adjustment method

The procedure includes generating an image to represent a photographing range including at least a part of a range irradiated by light emitted from a light source, information to be transmitted being superimposed on the light, specifying a region where the information is decoded, on the image, and discriminating which of the light source and an object reflecting the light is photographed in the region, based on a similarity between a color of the region and a color of the light emitted from the light source.

Discrimination method and communication system

A detecting device divides image data into a plurality of areas, wherein the image data is projected by a projecting device and the image data has a plurality of sets of watermark information, in each of which frequency and amplitude are constant and in each of which phase is reversed depending on whether first-type information or second-type information is indicated, and the plurality of sets of watermark information are embedded in the image data in a synchronized manner. The detecting device extracts amplitude of the watermark information included in the areas and identifies, as a target area for extraction, successive areas in which the extracted amplitude of the watermark information is constant. The detecting device extracts the watermark information which is overlapping in the target area for extraction.

Digital watermark information detecting device and digital watermark information detecting method

A memory stores first video information displayed on a display screen. A processor generates embedded information varying temporally and superimposes the embedded information on an image part at least corresponding to an edge of the display screen in the first video information so as to generate second video information on which the embedded information is superimposed. An output interface outputs the second video information.

Information embedding device, information detecting device, information embedding method, and information detecting method

A transmitter includes a light source which enables changing the characteristic of light, on a time-series basis, and a controller which sets a predetermined duration for a symbol included in information to be transmitted and controls the light source to change the characteristic of the light emitted by the light source, on a time-series basis in accordance with a value of the symbol in the duration. A receiver includes a camera which generates a plurality of images each recording an image capturing range including at least a part of an area irradiated with the light from the transmitter, with a predetermined image capturing period, and a processor configured to extract a feature amount representing the characteristic of the light, from each of the plurality of images, and decode the value of the symbol from a time-series change in the feature amount.

Transmitter, receiver, communication system, and transmission and reception methods

An information embedding device, comprising: a memory; and a processor configured to execute a procedure, the procedure including: from an image, detecting, as an embedding target pixel block, a pixel block having a pixel value that, after being changed by a specific value corresponding to information to be embedded into the image, will be within a first specific range of an average value of pixel values of a surrounding pixel block; and changing the pixel value of the detected embedding target pixel block by the specific value.

Information embedding device, information embedding method, and recording medium storing program

A reproduction device is configured to receive light emitted based on a plurality of signals having a specific amplitude in a specific color space on which information is superimposed, and to reproduce the information based on the received light. The reproduction device includes: a memory; and a processor coupled to the memory and configured to: generate a plurality of signals in the specific color space from the received light, correct the generated plurality of signals based on the specific amplitude, and acquire the information based on the corrected plurality of signals.

Reproduction device, method, storage medium, and system

A memory stores video information obtained by photographing an object that reflects light in which embedded information is superimposed onto a plurality of components in a color space. A processor emphasizes a signal obtained from an image included in the video information on the basis of a result of emphasizing a first color component more than a second color component according to a spectral reflection characteristic in a range including the object, and detects the embedded information from the emphasized signal, the first color component and the second color component being from among a plurality of color components that correspond to a plurality of wavelengths, the first color component having a reflectance higher than a reflectance of the second color component. A display device outputs information on the basis of the embedded information detected by the processor.

Information detecting device, information detecting system, and information detecting method

An image processing method includes: computing difference values between a boundary equivalent to an outer edge of a synthesis target region of an Nframe of a video image, and a boundary equivalent to an outer edge of a synthesis target region of an N&#x2212;1frame of the video image; generating a difference image such that whilst pixel values at a boundary of the difference image maintain the difference values, a region inside the boundary of the difference image matches a specific gradient condition; and deriving, an image that is the generated difference image added to the synthesized result image derived for the N&#x2212;1frame that is equivalent to a result of synthesizing a synthesis image onto the synthesis target region in the N&#x2212;1frame, and substituting the synthesized result image derived for the Nframe for an image of the synthesis target region in the Nframe.

Image processing method, recording medium and apparatus for replacing face components

A video transmission method for transmitting, to a video playback device, a video data file group that corresponds to a selected scene from among a plurality of scenes included in video data, the video transmission method includes causing a processor to execute a process including making a length of time corresponding to each data file in a predetermined number of data files shorter than a length of time corresponding to a data file to be transmitted next after the transmission of the predetermined number of video data files, in which the predetermined number of video data files include a video data file to be first transmitted and are sequentially transmitted when sequentially transmitting video data files to the video playback device.

Growing community of inventors

Machida, Japan

Ryuta Tanaka