Database search engines are generally used in a one-shot fashion in which a user provides query information to the system and, in return, the system provides a number of database instances to the user. A relevance feedback system allows the user to indicate to the system which of these instances are
Using Browsing to Improve Content-Based Image Retrieval
โ Scribed by Jesse S. Jin; Ruth Kurniawati; Guangyu Xu; Xuesheng Bai
- Publisher
- Elsevier Science
- Year
- 2001
- Tongue
- English
- Weight
- 357 KB
- Volume
- 12
- Category
- Article
- ISSN
- 1047-3203
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โฆ Synopsis
Content-based image retrieval heavily relies on the indexing structure. Current index structures, such as the R-tree, the SS-tree and the X-tree, have a large overlapping area among their nodes, especially at the high (parent) levels of the indexing tree. The overlapping area causes the search engine to examine a large number of nodes and hence it is very inefficient to retrieve at very high levels of the index tree. We develop the SS + -tree to alleviate the overlapping problem and present a scheme to combine browsing with retrieval in searching for images. Browsing provides a visual tool for a user to quickly narrow the search to a small region and to avoid a large number of high dimensional comparisons. Combined with retrieval, it produces a very efficient content-based retrieval method.
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