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TREC
2007
15 years 1 months ago
Opinion Retrieval Experiments Using Generative Models: Experiments for the TREC 2007 Blog Track
Ranking blog posts that express opinions regarding a given topic should serve a critical function in helping users. We explored a couple of methods for opinion retrieval in the fr...
Yuki Arai, Koji Eguchi
ECIS
2003
15 years 1 months ago
A qualitative approach to investigating the behavioural definitions of the four-paradigm theory of information systems developme
Hirschheim, Klein and Lyytinen introduced the four-paradigm theory of information systems development (ISD) as a significant attempt to systematise developer assumptions. The theo...
Donal J. Flynn, Zahid I. Hussain
SIGIR
2002
ACM
14 years 11 months ago
Predicting query performance
We develop a method for predicting query performance by computing the relative entropy between a query language model and the corresponding collection language model. The resultin...
Stephen Cronen-Townsend, Yun Zhou, W. Bruce Croft
SIGIR
2002
ACM
14 years 11 months ago
Term-specific smoothing for the language modeling approach to information retrieval: the importance of a query term
This paper follows a formal approach to information retrieval based on statistical language models. By introducing some simple reformulations of the basic language modeling approa...
Djoerd Hiemstra
APVIS
2011
13 years 11 months ago
Loose capacity-constrained representatives for the qualitative visual analysis in molecular dynamics
Molecular dynamics is a widely used simulation technique to investigate material properties and structural changes under external forces. The availability of more powerful cluster...
Steffen Frey, Thomas Schlömer, Sebastian Grot...