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AI
2002
Springer
15 years 6 months ago
Learning cost-sensitive active classifiers
Most classification algorithms are "passive", in that they assign a class label to each instance based only on the description given, even if that description is incompl...
Russell Greiner, Adam J. Grove, Dan Roth
CVPR
2011
IEEE
15 years 2 months ago
Learning Context for Collective Activity Recognition
In this paper we present a framework for the recognition of collective human activities. A collective activity is defined or reinforced by the existence of coherent behavior of i...
Wongun Choi, Silvio Savarese, Khuram Shahid
ICIP
2000
IEEE
16 years 8 months ago
A Region Based Descriptor for Spatial Distribution of Motion Activity for Compressed Video
In this paper we present a new descriptor for spatial distribution of motion activity in video sequences. We construct a histogram of areas of distinct regions (or "blobs&quo...
Ajay Divakaran, Kadir A. Peker, Huifang Sun
IPMI
2009
Springer
16 years 7 months ago
Active imaging with dual spin-echo diffusion MRI
Abstract. Active imaging is a recently developed approach to modelbased optimisation of imaging protocols. In the application we discuss here, a diffusion magnetic resonance imagin...
Chris A. Clark, Daniel C. Alexander, Jonathan D. C...
DCC
2002
IEEE
16 years 6 months ago
Compression Techniques for Active Video Content
Conventional digital video playback systems provide only limited user interactivity, mostly in the form of VCRlike controls such as fast forward/backward, slow motion, pause/stop,...
Anindya Neogi, Tzi-cker Chiueh