1469 search results - page 69 / 294 » Query Expansion and Query Reduction in Document Retrieval |
IR
2000
13 years 10 months ago
2000
This paper presents four novel techniques for open-vocabulary spoken document retrieval: a method to detect slots that possibly contain a query feature; a method to estimate occurr...
BMCBI
2006
13 years 10 months ago
2006
Background: Accuracy of document retrieval from MEDLINE for gene queries is crucially important for many applications in bioinformatics. We explore five information retrieval-base...
WWW
2004
ACM
14 years 10 months ago
2004
ACM
To improve the process of user information retrieval, we propose the concept of a latent semantic map (LSM), along with a method of generating this map. The novel aspect of the LS...
ECIR
2007
Springer
13 years 11 months ago
2007
Springer
This paper presents a series of analyses and experiments on spoken document retrieval systems: search engines that retrieve transcripts produced by speech recognizers. Results show...
CLEF
2006
Springer
14 years 1 months ago
2006
Springer
This paper reports the participation of the XLDB Group from the University of Lisbon in the CLEF 2006 ad-hoc monolingual and bilingual subtasks for Portuguese. We present our IR s...