| 摘要 |
PROBLEM TO BE SOLVED: To achieve a similar image search technology with a high degree of freedom which has focused on an arbitrary portion region in an image.SOLUTION: An image search device includes: a storage unit for storing an image and a first image feature amount included in a first region, which is a portion of the image; an extraction unit for extracting a query image feature amount from a query image; a search unit for searching the first image feature amount closest to the query image feature amount, and outputs it as a primary search result; a correction unit for generating a second region, which is a region where the location or the size of the first region including the primary search result is changed, and extracts a second image feature amount included in the second region; and an output unit for determining the image feature amount closest to the query image feature amount as a secondary search result, out of the primary search result or the second image feature amount, and outputs a region including the secondary search result. |
