443 search results - page 56 / 89 » Video Google: Efficient Visual Search of Videos |
CIVR
2007
Springer
14 years 2 months ago
2007
Springer
Among the various types of semantic concepts modeled, events pose the greatest challenge in terms of computational power needed to represent the event and accuracy that can be ach...
TCSV
2008
13 years 8 months ago
2008
This paper proposes a simple yet effective mechanism to select proper reference frames for H.264 motion estimation. Unlike traditional video codecs, H.264 permits more than one ref...
ICIP
2007
IEEE
14 years 10 months ago
2007
IEEE
In this work we present a method to jointly separate active audio and visual structures on a given mixture. Blind Audiovisual Source Separation is achieved exploiting the coherenc...
SIGGRAPH
2000
ACM
14 years 1 months ago
2000
ACM
In this paper, we describe an efficient image-based approach to computing and shading visual hulls from silhouette image data. Our algorithm takes advantage of epipolar geometry a...
INFOVIS
2003
IEEE
14 years 2 months ago
2003
IEEE
The Informedia Digital Video Library user interface summarizes query results with a collage of representative keyframes. We present a user study in which keyframe occlusion caused...