IMPROVING EFFECTIVENESS INFORMATION RETRIEVAL SYSTEM USING PSEUDO RELEVANCE FEEDBACK
Pseudo relevance feedback (PRF) enhances the retrieval performance of the relevance feedback. Pseudo relevance feedback assumes that the k highest-ranking documents in the first retrieval are relevant and extract query expansion from them. Rocchio algorithm is a classical algorithm for implementi...
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| Main Author: | |
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| Format: | Theses |
| Language: | Indonesia |
| Online Access: | https://digilib.itb.ac.id/gdl/view/70703 |
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| Institution: | Institut Teknologi Bandung |
| Language: | Indonesia |