169 search results - page 11 / 34 » 04021 Abstracts Collection - Content-Based Retrieval |
ECIR
2009
Springer
14 years 7 months ago
2009
Springer
Abstract. We present a new learning to rank framework for estimating context-sensitive term weights without use of feedback. Specifically, knowledge of effective term weights on ...
CLEF
2007
Springer
14 years 4 months ago
2007
Springer
Abstract. This paper describes the participation of the Technical University of Catalonia in the CLEF 2007 Question Answering on Speech Transcripts track. For the processing of man...
EKAW
2004
Springer
14 years 3 months ago
2004
Springer
Abstract. Knowledge-intensive methods that can altogether be characterised as deductive web mining (DWM) already act as supporting technology for building the semantic web. Reusabl...
SIGIR
2010
ACM
14 years 1 months ago
2010
ACM
This paper presents a novel prototype hierarchy based clustering (PHC) framework for the organization of web collections. It solves simultaneously the problem of categorizing web ...
CLEF
2005
Springer
14 years 3 months ago
2005
Springer
Abstract. This paper describes an investigation of data fusion techniques for spoken document retrieval. The effectiveness of retrievals solely based on the outputs from automatic...