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CIKM
2011
Springer
14 years 6 months ago
Lower-bounding term frequency normalization
In this paper, we reveal a common deficiency of the current retrieval models: the component of term frequency (TF) normalization by document length is not lower-bounded properly;...
Yuanhua Lv, ChengXiang Zhai
CHI
2004
ACM
16 years 7 months ago
Categorical imperative NOT: facial affect is perceived continuously
Facial affect (or emotion) recognition is a central issue for many VMC and naturalistic computing applications. Most computational models assume "categorical perception"...
Diane J. Schiano, Sheryl M. Ehrlich, Kyle Sheridan
EDBT
2010
ACM
206views Database» more  EDBT 2010»
16 years 1 months ago
Efficient computation of trade-off skylines
When selecting alternatives from large amounts of data, trade-offs play a vital role in everyday decision making. In databases this is primarily reflected by the top-k retrieval p...
Christoph Lofi, Ulrich Güntzer, Wolf-Tilo Bal...
BTW
2009
Springer
114views Database» more  BTW 2009»
16 years 1 months ago
Value Demonstration of Embedded Analytics for Front Office Applications
: Users of front office applications such as call center or customer support applications make millions and millions of decisions each day without analytical support. For example, ...
Erik Nijkamp, Martin Oberhofer, Albert Maier
SIGCOMM
2009
ACM
16 years 1 months ago
VUPoints: collaborative sensing and video recording through mobile phones
Mobile phones are becoming a convergent platform for sensing, computation, and communication. This paper envisions VUPoints, a collaborative sensing and video-recording system tha...
Xuan Bao, Romit Roy Choudhury