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This paper provides an effective Web content-based image retrieval algorithm by using SIFT (scale invariant feature transform) feature. Different from other existing text-based Web image search engines, this algorithm can be applied to content-based Web image search engine effectively. SIFT descriptors, which are invariant to image scaling and transformation and rotation, and partially invariant to...
In CBIR (content-based image retrieval), image has various inherent features which reflect its content such as color, texture, shape, spatial relationship features etc. How to organize and utilize these features effectively and improve the retrieval performance is a valuable research topic. One of the key issues in image retrieval based on combined features is how to assign weight to different features...
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