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» Topic Detection by Clustering Keywords
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JCDL
2010
ACM
184views Education» more  JCDL 2010»
14 years 2 months ago
Evaluating topic models for digital libraries
Topic models could have a huge impact on improving the ways users find and discover content in digital libraries and search interfaces, through their ability to automatically lea...
David Newman, Youn Noh, Edmund M. Talley, Sarvnaz ...
VIS
2007
IEEE
169views Visualization» more  VIS 2007»
14 years 10 months ago
Visual Verification and Analysis of Cluster Detection for Molecular Dynamics
A current research topic in molecular thermodynamics is the condensation of vapor to liquid and the investigation of this process at the molecular level. Condensation is found in m...
Sebastian Grottel, Guido Reina, Jadran Vrabec, ...
MSR
2011
ACM
12 years 12 months ago
Modeling the evolution of topics in source code histories
Studying the evolution of topics (collections of co-occurring words) in a software project is an emerging technique to automatically shed light on how the project is changing over...
Stephen W. Thomas, Bram Adams, Ahmed E. Hassan, Do...
IPM
2006
151views more  IPM 2006»
13 years 9 months ago
Document clustering using nonnegative matrix factorization
A methodology for automatically identifying and clustering semantic features or topics in a heterogeneous text collection is presented. Textual data is encoded using a low rank no...
Farial Shahnaz, Michael W. Berry, V. Paul Pauca, R...
SIGIR
2003
ACM
14 years 2 months ago
Retrieval and novelty detection at the sentence level
Previous research in novelty detection has focused on the task of finding novel material, given a set or stream of documents on a certain topic. This study investigates the more ...
James Allan, Courtney Wade, Alvaro Bolivar