Feature-vector generation apparatus, search apparatus, feature-vector generation method, search method and program
US8036261B2 · kind B2 · utility
6Cited by
1References
13Claims
0Family size
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Key dates
| Filing date | Nov 9, 2005 |
| Grant date | Oct 11, 2011 |
| Priority date | — |
| Expiry date | Jul 27, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N9/8205
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A feature-vector generation apparatus includes an input unit configured to input content data including at least one of video data and audio data, a generation unit configured to generate a feature vector, based on information indicating a time at which a characterizing state of the content data appears, the characterizing state being characterized by a change of the at least one of the video data and the audio data, and a storage unit configured to store the content data and the feature vector.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.