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ICIP
2006
IEEE
16 years 8 months ago
Video Event Detection using ICA Mixture Hidden Markov Models
In this paper, a framework that combines feature extraction, model learning, and likelihood computation, is presented for video event detection. First, the independent component a...
Jian Zhou, Xiao-Ping Zhang
SDM
2009
SIAM
130views Data Mining» more  SDM 2009»
16 years 4 months ago
FuncICA for Time Series Pattern Discovery.
We introduce FuncICA, a new independent component analysis method for pattern discovery in inherently functional data, such as time series data. FuncICA can be considered an analo...
Alexander Gray, Nishant Mehta
WINE
2005
Springer
180views Economy» more  WINE 2005»
16 years 7 days ago
Truth-Telling Reservations
We present a mechanism for reservations of bursty resources that is both truthful and robust. It consists of option contracts whose pricing structure induces users to reveal the tr...
Fang Wu, Li Zhang, Bernardo A. Huberman
ICCV
1998
IEEE
15 years 11 months ago
3D Photography on Your Desk
A simple and inexpensive approach for extracting the threedimensional shape of objects is presented. It is based on `weak structured lighting'; it di ers from other conventio...
Jean-Yves Bouguet, Pietro Perona
FGR
2004
IEEE
114views Biometrics» more  FGR 2004»
15 years 10 months ago
Combining Motion Segmentation with Tracking for Activity Analysis
We explore a novel motion feature as the appropriate basis for classifying or describing a number of fine motor human activities.Ourapproach not only estimates motion directions a...
Jiang Gao, Alexander G. Hauptmann, Howard D. Wactl...