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AIED
2007
Springer
14 years 4 months ago
Mind and Body: Dialogue and Posture for Affect Detection in Learning Environments
We investigated the potential of automatic detection of a learner’s affective states from posture patterns and dialogue features obtained from an interaction with AutoTutor, an i...
Sidney K. D'Mello, Arthur C. Graesser
COLT
2007
Springer
14 years 4 months ago
Learning Large-Alphabet and Analog Circuits with Value Injection Queries
Abstract. We consider the problem of learning an acyclic discrete circuit with n wires, fan-in bounded by k and alphabet size s using value injection queries. For the class of tran...
Dana Angluin, James Aspnes, Jiang Chen, Lev Reyzin
DAMON
2007
Springer
14 years 4 months ago
In-memory grid files on graphics processors
Recently, graphics processing units, or GPUs, have become a viable alternative as commodity, parallel hardware for generalpurpose computing, due to their massive data-parallelism,...
Ke Yang, Bingsheng He, Rui Fang, Mian Lu, Naga K. ...
ICALP
2007
Springer
14 years 4 months ago
Aliased Register Allocation for Straight-Line Programs Is NP-Complete
Register allocation is NP-complete in general but can be solved in linear time for straight-line programs where each variable has at most one definition point if the bank of regis...
Jonathan K. Lee, Jens Palsberg, Fernando Magno Qui...
ICB
2007
Springer
280views Biometrics» more  ICB 2007»
14 years 4 months ago
3D Model-Based Face Recognition in Video
Face recognition in video has gained wide attention due to its role in designing surveillance systems. One of the main advantages of video over still frames is that evidence accumu...
Unsang Park, Anil K. Jain