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» On Scalable Information Retrieval Systems
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ERCIMDL
2010
Springer
142views Education» more  ERCIMDL 2010»
15 years 7 months ago
Effective Term Weighting for Sentence Retrieval
A well-known challenge of information retrieval is how to infer a user's underlying information need when the input query consists of only a few keywords. Question Answering (...
Saeedeh Momtazi, Matthew Lease, Dietrich Klakow
TRECVID
2008
15 years 8 months ago
Knowledge Base Retrieval at TRECVID 2008
This paper describes the Knowledge Base multimedia retrieval system for the TRECVID 2008 evaluation. Our focus this year is on query analysis and the creation of a topic knowledge...
David Etter
SIGIR
2009
ACM
16 years 1 months ago
Counting ancestors to estimate authority
The AncestorRank algorithm calculates an authority score by using just one characteristic of the web graph—the number of ancestors per node. For scalability, we estimate the num...
Jian Wang, Brian D. Davison
FQAS
2006
Springer
90views Database» more  FQAS 2006»
15 years 10 months ago
XML-Structured Documents: Retrievable Units and Inheritance
We consider the retrieval of XML-structured documents, and of passages from such documents, defined as elements of the XML structure. These are considered from the point of view of...
Stephen E. Robertson, Wei Lu, Andrew MacFarlane
174
Voted
MIR
2004
ACM
110views Multimedia» more  MIR 2004»
16 years 4 days ago
Symbolic representation and retrieval of moving object trajectories
Searching moving object trajectories of video databases has been applied to many fields, such as video data analysis, content-based video retrieval, video scene classification. ...
Lei Chen 0002, M. Tamer Özsu, Vincent Oria