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ISM
2006
IEEE
277views Multimedia» more  ISM 2006»
14 years 9 months ago
Efficient Bottom-Up Image Segmentation Using Region Competition and the Mumford-Shah Model for Color and Textured Images
Curve evolution implementations [3][23] [25] of the Mumford-Shah functional [16] are of broad interest in image segmentation. These implementations, however, have initialization p...
Yongsheng Pan, J. Douglas Birdwell, Seddik M. Djou...
MVA
2008
131views Computer Vision» more  MVA 2008»
14 years 9 months ago
Frame-level temporal calibration of video sequences from unsynchronized cameras
This paper describes a new method for temporally calibrating multiple cameras by image processing operations. Existing multi-camera algorithms assume that the input sequences are ...
Senem Velipasalar, Wayne Wolf
ICIP
2008
IEEE
15 years 4 months ago
Fully reversible image rotation by 1-D filtering
In this work, we propose a new image rotation algorithm. The main feature of our approach is the symmetric reversibility, which means that when using the same algorithm for the co...
Laurent Condat, Dimitri Van De Ville
PCM
2001
Springer
139views Multimedia» more  PCM 2001»
15 years 2 months ago
Fast and Robust Sprite Generation for MPEG-4 Video Coding
This paper presents a fast and robust sprite generation algorithm for MPEG-4 video coding. Our contributions consist of two aspects. Firstly, a fast and robust Global Motion Estima...
Yan Lu, Wen Gao, Feng Wu
MM
2004
ACM
208views Multimedia» more  MM 2004»
15 years 3 months ago
Fast and robust video clip search using index structure
Content based retrieval of similar multimedia objects (e.g. images, text, and videos) is an important research issue in the field of multimedia database. In this demo, we present ...
Ling-Yu Duan, Junsong Yuan, Qi Tian, Changsheng Xu