Abstract: The present invention is to notify a recognition result with respect to a recognition object in a video in real time while maintaining recognition accuracy. A recognition object and m-number of first local characteristic quantities which are respectively 1-dimensional to i-dimensional characteristic vectors are stored in association with each other, and n-number of second local characteristic quantities which are respectively 1-dimensional to j-dimensional characteristic vectors are generated for n-number of local areas respectively including n-number of characteristic points from an image in a video.

Abstract: Advertisement information relating to an object is provided in real time, while capturing images of the object. m first local features which are respectively feature vectors from one dimension to i dimensions are stored in association with an object, n feature points are extracted from a video picture, n second local features which are respectively feature vectors from one dimension to j dimensions are generated, the smaller number of dimensions is selected, of the number of dimensions i and the number of dimensions j, and an object is recognized to be present in the video picture and advertisement information relating to that object is provided when determination is made that at least a prescribed ratio of the m first local features of the selected number of dimensions corresponds to the n second local features of the selected number of dimensions.

Abstract: To provide a device which accomplishes real-time sound identification and matching, by solving both of the problem of reducing time length of a frame and improving temporal accuracy and the problem of being robust against mixing with other sounds. A sound processing device according to the present invention includes: a time-frequency analysis means which generates a time-frequency plane from a sound signal through time-frequency analysis; a region characteristic amount extraction means which, for a plurality of partial region pairs which is defined on the time-frequency plane and of which at least either of shapes of two partial regions or positions of the two partial regions differ from one another, extracts a region characteristic amount from each partial region; and a sound identifier generation means which generates a sound identifier which identifies the sound by using the region characteristic amount from the each partial region.

Abstract: A signal analysis/control system includes: a signal analysis unit which analyzes an input signal of a transmission unit and generates analysis information; and a signal control unit which controls the input signal of a reception unit by using the analysis information. Thus, the signal analysis is performed in the transmission unit. This reduces the calculation amount concerning the signal analysis in the reception unit. Furthermore, the reception unit can control each of the constituent elements of the input signal according to the signal analysis information obtained in the transmission unit.

Abstract: Provided is a signal demultiplexing system that can minimize losses in demultiplexing performance even if signals unsuited to demultiplexing are inputted. The provided signal demultiplexing device contains: an input signal analysis means for determining whether or not a plurality of input signals are suited to demultiplexing; a data memory means for storing data from frequency-domain input signals which result from transformation of the aforementioned input signals into frequency-domain signals; a selection control means for storing the frequency-domain input signals in the data memory means if the input signal analysis means has determined that the input signals are suited to the generation of a demultiplexing matrix for demultiplexing; and a demultiplexing matrix generation means for generating a demultiplexing matrix using frequency-domain input signals including the most recent and older frequency-domain input signals stored in the data memory means.

Abstract: A system of this invention is a video processing system for determining details of a browsable video content. This video processing system includes a video fragment download unit that downloads data of a video fragments in a determination target video content via a network, and a first video content determination unit that determines the details of the video content based on the downloaded data of the video fragments. With this arrangement, it is possible to determine the details of a browsable video content while reducing the amount of data to be downloaded.

Abstract: The present invention enables detection of a local differing region between images. Inter-image difference information indicating a difference in feature amounts for each subregion between first and second images is generated based on a first feature amount vector that is a set of feature amounts respectively corresponding to a plurality of subregions in the first image and a second feature amount vector that is a set of feature amounts respectively corresponding to a plurality of subregions in the second image, a differing region that is an image region that differs between the first and second images is detected based on differences in the respective subregions indicated by the inter-image difference information, and detection information that indicates a result of the detection is outputted.

Abstract: To enable a presence/absence of a modification of a source video to be readily assessed in a derived video created by utilizing the source video. Relationship information including information indicating a segment corresponding relationship between at least one source video and a derived video created by utilizing at least a part of segments of the at least one source video and information indicating a presence/absence of a modification of the source video in a segment of the derived video in which the corresponding relationship exists is stored in a relationship information storing unit, and based on the relationship information stored in the relationship information storing unit, the segment corresponding relationship between the derived video and the at least one source video is displayed in a display mode in accordance with the presence/absence of a modification of the source video in the segment of the derived video in which the corresponding relationship exists.

Abstract: To enable a utilization frequency of each segment in a source video to be readily assessed between videos in a corresponding relationship during a creation process. Relationship information that is information indicating a segment in a corresponding relationship between a source video and a plurality of derived videos created using at least a part of segments of the source video is stored in a relationship information storing unit, and a corresponding relationship of the segment between the source video and the plurality of derived videos and a utilization frequency of each segment of the source video by the plurality of derived videos are displayed based on the relationship information stored in the relationship information storing unit.

Abstract: The present approach enables an impression of the atmosphere of a scene or an object present being photographed to be pictured in a person's mind as if the person were actually at the photographed scene.

Abstract: Disclosed is a signal control method that is characterized by receiving a first signal, a second signal comprising multiple components, component information indicating the relationship between the components, and analysis control information comprising information indicating the relationship between the components and the second signal. The signal control method is further characterized by controlling the first signal or the second signal on the basis of the components and the analysis control information.

Abstract: The present approach enables an impression of the atmosphere of a scene or an object present in the scene at the time of photography to be pictured in a person's mind as though the person were actually at the photographed scene. A feeling-expressing-word processing device has: a feeling information calculating unit 11 for analyzing a photographed image, and calculating feeling information which indicates a situation of a scene portrayed in the photographed image or a condition of an object present in the scene; and a feeling-expressing-word extracting unit 12 for extracting, from among feeling-expressing words which express feelings and are stored in a feeling-expressing-word database 21 in association with the feeling information, a feeling-expressing word which corresponds to the feeling information calculated by the feeling information calculating unit 11.

Abstract: The present approach enables an impression of the atmosphere of a scene or an object present in the scene at the time of photography to be pictured in a person's mind as though the person were actually at the photographed scene. A feeling-expressing-word processing device has: a feeling information calculating unit 11 for analyzing a photographed image, and calculating feeling information which indicates a temporal change in a scene shown in the photographed image or a movement of an object present in the scene; and a feeling-expressing-word extracting unit 12 for extracting, from among feeling-expressing words which express feelings and are stored in a feeling-expressing-word database 21 in association with the feeling information, a feeling-expressing word which corresponds to the feeling information calculated by the feeling information calculating unit 11.

Abstract: Disclosed is an information display system provided with: a signal analyzing unit which analyzes the audio signals obtained from a predetermined location and which generates ambient sound information regarding the sound generated at the predetermined location; and an ambient expression selection unit which selects an ambient expression which expresses the content of what a person is feeling from the sound generated at the predetermined location on the basis of the ambient sound information.

Abstract: Disclosed is an information display system provided with: a signal analyzing unit which analyzes the audio signals obtained from a predetermined location and which generates ambient sound information regarding the sound generated at the predetermined location; an ambient expression selection unit which selects an ambient expression which expresses the content of what a person is feeling from the sound generated at the predetermined location on the basis of the ambient sound information; and an ambient expression and video superimposing unit which superimposes the ambient expression on the video of a video signal obtained from the predetermined location.

Abstract: A first matrix (W(k)) indicating frequency characteristics of a separation filter is calculated from input signals of a plurality of channels. A second matrix (Ws(k)) is calculated by using the restriction coefficients (Ci(k)) for restricting the separation filter and the first matrix, and separation filter coefficients (wsij(s)) are calculated by using the second matrix. With use of the separation filter coefficients, separation signals (ysi(t)) are then calculated from the input signals. A third matrix (Ws?1(k)) is then calculated by transforming the second matrix into an inverse matrix at each frequency, and reproduction filter coefficients (a?I1(s), a?I2(s)) are calculated by using the third matrix. With use of the reproduction filter coefficients, the synthesized signal of each channel is calculated by using the separation signals.

Abstract: Provided is a signal demultiplexing system that can minimize losses in demultiplexing performance even if signals unsuited to demultiplexing are inputted. The provided signal demultiplexing device contains: an input signal analysis means for determining whether or not a plurality of input signals are suited to demultiplexing; a data memory means for storing data from frequency-domain input signals which result from transformation of the aforementioned input signals into frequency-domain signals; a selection control means for storing the frequency-domain input signals in the data memory means if the input signal analysis means has determined that the input signals are suited to the generation of a demultiplexing matrix for demultiplexing; and a demultiplexing matrix generation means for generating a demultiplexing matrix using frequency-domain input signals including the most recent and older frequency-domain input signals stored in the data memory means.

Abstract: Provided is a signal analyzing device comprising a separate information calculating unit for generating separate information to separate an input signal mixed with a sound source signal, into the sound source signal. The signal-analyzing device is characterized by sending out the input signal and the separate information.

Abstract: An energy corrector (105) for correcting a target energy for high-frequency components and a corrective coefficient calculator (106) for calculating an energy corrective coefficient from low-frequency subband signals are newly provided. These processors perform a process for correcting a target energy that is required when a band expanding process is performed on a real number only. Thus, a real subband combining filter and a real band expander which require a smaller amount of calculations can be used instead of a complex subband combining filter and a complex band expander, while maintaining a high sound-quality level, and the required amount of calculations and the apparatus scale can be reduced.

Abstract: Disclosed is a signal control method that is characterized by receiving a first signal, a second signal comprising multiple components, component information indicating the relationship between the components, and analysis control information comprising information indicating the relationship between the components and the second signal. The signal control method is further characterized by controlling the first signal or the second signal on the basis of the components and the analysis control information.