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ICPR
2010
IEEE
13 years 10 months ago
Lipreading: A Graph Embedding Approach
In this paper, we propose a novel graph embedding method for the problem of lipreading. To characterize the temporal connections among video frames of the same utterance, a new di...
Ziheng Zhou, Guoying Zhao, Matti Pietikäinen
NIPS
2008
13 years 9 months ago
Diffeomorphic Dimensionality Reduction
This paper introduces a new approach to constructing meaningful lower dimensional representations of sets of data points. We argue that constraining the mapping between the high a...
Christian Walder, Bernhard Schölkopf
SDM
2007
SIAM
108views Data Mining» more  SDM 2007»
13 years 9 months ago
Semi-Supervised Dimensionality Reduction
Dimensionality reduction is among the keys in mining highdimensional data. This paper studies semi-supervised dimensionality reduction. In this setting, besides abundant unlabeled...
Daoqiang Zhang, Zhi-Hua Zhou, Songcan Chen
EV
2006
74views Hardware» more  EV 2006»
13 years 9 months ago
Transition to Electronic Voting and Citizen Participation
This paper draws attention to the need of a systematic approach to introducing electronic voting systems and presents empirical results from a pilot project by the Provincia Autono...
Letizia Caporusso, Carlo Buzzi, Giolo Fele, Pieran...
CSE
2009
IEEE
13 years 9 months ago
Mining Mobility Behavior from Trajectory Data
The technologies of mobile communications and ubiquitous computing pervade our society, and wireless networks sense the movement of people and vehicles, generating large volumes o...
Fosca Giannotti, Mirco Nanni, Dino Pedreschi, Chia...