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ICIP
2004
IEEE
16 years 8 months ago
New scaling technique for direct mode coding in B pictures
To leave the maximum flexibility in encoder to optimize the trade-off between coding performance and complexity, in video coding standards such as H.264/AVC [1], H.263 [2] and MPE...
Xiangyang Ji, Debin Zhao, Wen Gao, Yan Lu, Siwei M...
MM
2005
ACM
140views Multimedia» more  MM 2005»
15 years 12 months ago
Topic transition detection using hierarchical hidden Markov and semi-Markov models
In this paper we introduce a probabilistic framework to exploit hierarchy, structure sharing and duration information for topic transition detection in videos. Our probabilistic d...
Dinh Q. Phung, Thi V. Duong, Svetha Venkatesh, Hun...
MM
2000
ACM
91views Multimedia» more  MM 2000»
15 years 10 months ago
Intimacy and embodiment: implications for art and technology
People have aesthetic experiences when they manipulate objects skillfully. Highly skilled performance with an object requires forming a highly intimate relationship with it. Aesth...
Sidney Fels
CIVR
2008
Springer
152views Image Analysis» more  CIVR 2008»
15 years 8 months ago
Evaluating audio skimming and frame rate acceleration for summarizing BBC rushes
For the first time in 2007, TRECVID considered structured evaluation of automated video summarization, utilizing BBC rushes video. In 2007, we conducted user evaluations with the ...
Michael G. Christel, Wei-Hao Lin, Bryan Maher
ICCV
2009
IEEE
1042views Computer Vision» more  ICCV 2009»
16 years 11 months ago
Activity Recognition using the velocity histories of tracked keypoints
We present an activity recognition feature inspired by human psychophysical performance. This feature is based on the velocity history of tracked keypoints. We present a generat...
Ross Messing, Chris Pal, Henry Kautz