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LWA
2007
13 years 11 months ago
The Effectiveness of Concept Based Search for Video Retrieval
In this paper we investigate how a small number of high-level concepts derived for video shots, such as Sports, Face, Indoor, etc., can be used effectively for ad hoc search in vi...
Claudia Hauff, Robin Aly, Djoerd Hiemstra
RIAO
2007
13 years 11 months ago
Using Prior Information Derived from Citations in Literature Search
Researchers spent a large amount of their time searching through an ever increasing number of scientific articles. Although users of scientific search engines prefer the ranking o...
Edgar Meij, Maarten de Rijke
RIAO
2007
13 years 11 months ago
Investigating Retrieval Performance with Manually-Built Topic Models
Modeling text with topics is currently a popular research area in both Machine Learning and Information Retrieval (IR). Most of this research has focused on automatic methods thou...
Xing Wei, W. Bruce Croft
ACL
2006
13 years 11 months ago
Examining the Content Load of Part of Speech Blocks for Information Retrieval
We investigate the connection between part of speech (POS) distribution and content in language. We define POS blocks to be groups of parts of speech. We hypothesise that there ex...
Christina Lioma, Iadh Ounis
CORIA
2006
13 years 11 months ago
On Combining Text and MeSH Searches to Improve the Retrieval of MEDLINE documents
The MEDLINE database is the world largest repository of bio-medical abstracts. It is a central information entry point for most biologists despite the growing availability of full-...
Fabrice Camous, Stephen Blott, Alan F. Smeaton