Geometric and topological approaches to semantic text retrieval.
In the first part of this thesis, we present a new understanding of the latent semantic space of a dataset from the dual perspective, which relaxes the above assumed conditions and leads naturally to a unified kernel function for a class of vector space models. New semantic analysis methods based on...
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| Format: | Others |
| Language: | English Chinese |
| Published: |
2007
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| Online Access: | http://library.cuhk.edu.hk/record=b6074419 http://repository.lib.cuhk.edu.hk/en/item/cuhk-344052 |