Sciweavers

CLEF
2006
Springer
13 years 7 months ago
The University of Lisbon at CLEF 2006 Ad-Hoc Task
This paper reports the participation of the XLDB Group from the University of Lisbon in the CLEF 2006 ad-hoc monolingual and bilingual subtasks for Portuguese. We present our IR s...
Nuno Cardoso, Mário J. Silva, Bruno Martins
GIR
2007
ACM
13 years 7 months ago
Building place ontologies for the semantic web: : issues and approaches
Place geo-ontologies have a key role to play in the development of the geospatial-semantic web, with regard to facilitating the search for geographical information and resources. ...
Alia I. Abdelmoty, Philip D. Smart, Christopher B....
SIGIR
2010
ACM
13 years 7 months ago
Improving sentence retrieval with an importance prior
The retrieval of sentences is a core task within Information Retrieval. In this poster we employ a Language Model that incorporates a prior which encodes the importance of sentenc...
Leif Azzopardi, Ronald T. Fernández, David ...
SIGIR
2005
ACM
13 years 9 months ago
Indexing emails and email threads for retrieval
Electronic mail poses a number of unusual challenges for the design of information retrieval systems and test collections, including informal expression, conversational structure,...
Yejun Wu, Douglas W. Oard
SIGIR
2005
ACM
13 years 9 months ago
A Markov random field model for term dependencies
This paper develops a general, formal framework for modeling term dependencies via Markov random fields. The model allows for arbitrary text features to be incorporated as eviden...
Donald Metzler, W. Bruce Croft
SIGIR
2005
ACM
13 years 9 months ago
Top subset retrieval on large collections using sorted indices
In this poster we describe alternative inverted index structures that reduce the time required to process queries, produce a higher query throughput and still return high quality ...
Paul Ferguson, Alan F. Smeaton, Cathal Gurrin, Pet...
SIGIR
2005
ACM
13 years 9 months ago
Controlling overlap in content-oriented XML retrieval
The direct application of standard ranking techniques to retrieve individual elements from a collection of XML documents often produces a result set in which the top ranks are dom...
Charles L. A. Clarke
SIGIR
2006
ACM
13 years 9 months ago
Combining bidirectional translation and synonymy for cross-language information retrieval
This paper introduces a general framework for the use of translation probabilities in cross-language information retrieval based on the notion that information retrieval fundament...
Jianqiang Wang, Douglas W. Oard
SIGIR
2006
ACM
13 years 9 months ago
Combining fields in known-item email search
Emails are examples of structured documents with various fields. These fields can be exploited to enhance the retrieval effectiveness of an Information Retrieval (IR) system th...
Craig Macdonald, Iadh Ounis
MIR
2006
ACM
129views Multimedia» more  MIR 2006»
13 years 9 months ago
Diversity in multimedia information retrieval research
Multimedia information retrieval is a highly diverse field. A variety of data types, research problems, methodologies are involved. Researchers in the field come from very diff...
James Ze Wang, Nozha Boujemaa, Alberto Del Bimbo, ...