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CORR
2004
Springer
128views Education» more  CORR 2004»
14 years 9 days ago
Unsupervised Topic Adaptation for Lecture Speech Retrieval
We are developing a cross-media information retrieval system, in which users can view specific segments of lecture videos by submitting text queries. To produce a text index, the ...
Atsushi Fujii, Katunobu Itou, Tomoyosi Akiba, Tets...
MM
2005
ACM
139views Multimedia» more  MM 2005»
14 years 6 months ago
Exploiting self-adaptive posture-based focus estimation for lecture video editing
Head pose plays a special role in estimating a presenter’s focuses and actions for lecture video editing. This paper presents an efficient and robust head pose estimation algori...
Feng Wang, Chong-Wah Ngo, Ting-Chuen Pong
ICMCS
2006
IEEE
144views Multimedia» more  ICMCS 2006»
14 years 6 months ago
Generating a Time Shrunk Lecture Video by Event Detection
Streaming a lecture video via the Internet is important for Elearning. We have developed a system that generates a lecture video using virtual camerawork based on shooting techniq...
Takao Yokoi, Hironobu Fujiyoshi