1025 search results - page 3 / 205 » A machine learning approach for improved BM25 retrieval |
FLAIRS
2009
13 years 3 months ago
2009
When research articles introduce new findings or concepts they typically relate them only to knowledge and domain concepts of immediate relevance. However, many domain concepts re...
GECCO
2009
Springer
14 years 10 days ago
2009
Springer
This paper presents an approach to automatically optimize the retrieval quality of ranking functions. Taking a Swarm Intelligence perspective, we present a novel method, SwarmRank...
CIKM
2011
Springer
12 years 5 months ago
2011
Springer
In this paper, we reveal a common deficiency of the current retrieval models: the component of term frequency (TF) normalization by document length is not lower-bounded properly;...
WWW
2011
ACM
13 years 7 days ago
2011
ACM
Web pages are usually highly structured documents. In some documents, content with different functionality is laid out in blocks, some merely supporting the main discourse. In ot...
CLEF
2006
Springer
13 years 9 months ago
2006
Springer
The Dublin City University participation in the CLEF 2006 CL-SR task concentrated on exploring the combination of the multiple fields associated with the documents. This was based...