397 search results - page 73 / 80 » Personalized information retrieval based on context and onto... |
ICEIS
2009
IEEE
14 years 2 months ago
2009
IEEE
In an information retrieval system, a thesaurus can be used for query expansion, i.e. adding words to queries in order to improve recall. We propose a semi-automatic and interactiv...
SWAP
2007
13 years 8 months ago
2007
The organization of the knowledge on the web is increasingly becoming a social task performed by online communities whose members share a common interest in classifying different t...
CONTEXT
2007
Springer
14 years 1 months ago
2007
Springer
Abstract. This paper presents a statistical framework based on Principal Component Analysis (PCA) for discovering the contextual factors which most strongly influence user behavio...
ELPUB
2008
ACM
13 years 9 months ago
2008
ACM
ResearchinHumanitiesandSocialSciencesistraditionallybasedonprintedpublicationssuchasmanuscripts, personal correspondence, first editions and other types of documents which are oft...
MM
2005
ACM
14 years 1 months ago
2005
ACM
We investigate methods of segmenting, visualizing, and indexing presentation videos by both audio and visual data. The audio track is segmented by speaker, and augmented with key ...