Hierarchical dirichlet trees for information retrieval
We propose a principled probabilisitc framework which uses trees over the vocabulary to capture similarities among terms in an information retrieval setting. This allows the retrieval of documents based not just on occurrences of specific query terms, but also on similarities between terms (an effec...
| Main Authors: | , |
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| Format: | Journal article |
| Language: | English |
| Published: |
2009
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