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» Studying the History of Ideas Using Topic Models
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CLEAR
2006
Springer
199views Biometrics» more  CLEAR 2006»
15 years 1 months ago
Head Pose Tracking and Focus of Attention Recognition Algorithms in Meeting Rooms
Abstract. The paper presents an evaluation of both head pose and visual focus of attention (VFOA) estimation algorithms in a meeting room environment. Head orientation is estimated...
Sileye O. Ba, Jean-Marc Odobez
KDD
2010
ACM
244views Data Mining» more  KDD 2010»
14 years 8 months ago
Finding effectors in social networks
Assume a network (V, E) where a subset of the nodes in V are active. We consider the problem of selecting a set of k active nodes that best explain the observed activation state, ...
Theodoros Lappas, Evimaria Terzi, Dimitrios Gunopu...
72
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P2P
2009
IEEE
126views Communications» more  P2P 2009»
15 years 4 months ago
Robust Lifetime Measurement in Large-Scale P2P Systems with Non-Stationary Arrivals
—Characterizing user churn has become an important topic in studying P2P networks, both in theoretical analysis and system design. Recent work [26] has shown that direct sampling...
Xiaoming Wang, Zhongmei Yao, Yueping Zhang, Dmitri...
IUI
2005
ACM
15 years 3 months ago
ScentHighlights: highlighting conceptually-related sentences during reading
Researchers have noticed that readers are increasingly skimming instead of reading in depth. Skimming also occur in re-reading activities, where the goal is to recall specific top...
Ed Huai-hsin Chi, Lichan Hong, Michelle Gumbrecht,...
SDB
1995
178views Database» more  SDB 1995»
15 years 1 months ago
A Semantics-based Approach to Design of Query Languages for Partial Information
Most of work on partial information in databases asks which operations of standard languages, like relational algebra, can still be performed correctly in the presence of nulls. In...
Leonid Libkin