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AAAI
2010
13 years 8 months ago
A Two-Dimensional Topic-Aspect Model for Discovering Multi-Faceted Topics
This paper presents the Topic-Aspect Model (TAM), a Bayesian mixture model which jointly discovers topics and aspects. We broadly define an aspect of a document as a characteristi...
Michael Paul, Roxana Girju
BMCBI
2006
127views more  BMCBI 2006»
13 years 7 months ago
Exploring supervised and unsupervised methods to detect topics in biomedical text
Background: Topic detection is a task that automatically identifies topics (e.g., "biochemistry" and "protein structure") in scientific articles based on infor...
Minsuk Lee, Weiqing Wang, Hong Yu
INFOCOM
2010
IEEE
13 years 6 months ago
Network Positioning from the Edge - An Empirical Study of the Effectiveness of Network Positioning in P2P Systems
—Network positioning systems provide an important service to large-scale P2P systems, potentially enabling clients to achieve higher performance, reduce cross-ISP traffic and im...
David R. Choffnes, Mario Sanchez, Fabian E. Bustam...
PVLDB
2010
101views more  PVLDB 2010»
13 years 2 months ago
InZeit: Efficiently Identifying Insightful Time Points
Web archives are useful resources to find out about the temporal evolution of persons, organizations, products, or other topics. However, even when advanced text search functional...
Vinay Setty, Srikanta J. Bedathur, Klaus Berberich...
JGT
2010
79views more  JGT 2010»
13 years 6 months ago
On Ramsey-type positional games
Beck introduced the concept of Ramsey games by studying the game versions of Ramsey and van der Waerden theorems. We contribute to this topic by investigating games corresponding ...
Jaroslav Nesetril, Tomás Valla