Image search device, image search method, program, and computer-readable storage medium
US9940366B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 29, 2013 |
| Grant date | Apr 10, 2018 |
| Priority date | — |
| Expiry date | Feb 14, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F16/583
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
An image search device is configured to: obtain a plurality of query feature vectors each indicating a local feature of an image serving as a query; select a plurality of image feature vectors respectively corresponding to the plurality of query feature vectors based on proximities between the plurality of image feature vectors respectively indicating a plurality of local features of each of a plurality of search target images to be searched, and the plurality of query feature vectors; generate an image score of the search target image based on a total sum of score elements each corresponding to the proximities between the selected plurality of image feature vectors and the query feature vectors corresponding to the selected image feature vectors; and select at least one of the plurality of search target images based on the image score.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.