78 search results - page 5 / 16 » Latent Semantic Indexing (LSI): TREC-3 Report |
IJCAI
2007
13 years 9 months ago
2007
Latent Semantic Indexing (LSI) has been shown to be effective in recovering from synonymy and polysemy in text retrieval applications. However, since LSI ignores class labels of t...
CIKM
2009
Springer
14 years 2 months ago
2009
Springer
We present a class of models that are discriminatively trained to directly map from the word content in a query-document or documentdocument pair to a ranking score. Like Latent Se...
IWPC
2010
IEEE
13 years 6 months ago
2010
IEEE
Abstract—We present an empirical study to statistically analyze the equivalence of several traceability recovery methods based on Information Retrieval (IR) techniques. The analy...
DATESO
2004
13 years 9 months ago
2004
Abstract. In the area of information retrieval, the dimension of document vectors plays an important role. Firstly, with higher dimensions index structures suffer the "curse o...
FLAIRS
2004
13 years 9 months ago
2004
This paper presents work that uses Transductive Latent Semantic Indexing (LSI) for text classification. In addition to relying on labeled training data, we improve classification ...