Databases are increasingly being used to store multimedia objects such as maps, images, audio, and video. Storage and retrieval of these objects is accomplished using multidimensional index structures such as R \* -trees and SS-trees. As dimensionality increases, query performance in these index str
Similarity searching in the CORDIS text database
โ Scribed by Euripides G. M. Petrakis; Kostas Tzeras
- Publisher
- John Wiley and Sons
- Year
- 2000
- Tongue
- English
- Weight
- 148 KB
- Volume
- 30
- Category
- Article
- ISSN
- 0038-0644
No coin nor oath required. For personal study only.
โฆ Synopsis
Similarity searching in text databases with multiple field types is still an open problem. We focus our attention on the 'Community Research and Development Information Service' (CORDIS) database of the European Union and we evaluate the effectiveness of many text retrieval methods in terms of precision, recall and ranking quality. Our experiments indicate that different field types should be handled by different retrieval methods.
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