243 search results - page 4 / 49 » Document Expansion for Speech Retrieval |
CLEF
2007
Springer
14 years 8 days ago
2007
Springer
Abstract. In this paper we report results of experiments conducted with strategies for improving text-based image retrieval. The adopted strategies were evaluated in the photograph...
ICTAI
2003
IEEE
13 years 11 months ago
2003
IEEE
We investigate two seemingly incompatible approaches for improving document retrieval performance in the context of question answering: query expansion and query reduction. Querie...
SIGIR
2010
ACM
13 years 10 months ago
2010
ACM
We present a document expansion approach that uses Conditional Random Field (CRF) segmentation to automatically extract salient phrases from ad titles. We then supplement the ad d...
RIAO
2007
13 years 7 months ago
2007
The paper proposes an approach to information retrieval based on the use of a structure (ontology) both for document (resp. query) indexing and query evaluating. The conceptual st...
CLEF
2010
Springer
13 years 7 months ago
2010
Springer