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ICCV
2007
IEEE
15 years 4 months ago
Non-homogeneous Content-driven Video-retargeting
Video retargeting is the process of transforming an existing video to fit the dimensions of an arbitrary display. A compelling retargeting aims at preserving the viewers’ exper...
Lior Wolf, Moshe Guttmann, Daniel Cohen-Or
SPIESR
2004
143views Database» more  SPIESR 2004»
14 years 11 months ago
An entropy-based objective evaluation method for image segmentation
Accurate image segmentation is important for many image, video and computer vision applications. Over the last few decades, many image segmentation methods have been proposed. How...
Hui Zhang, Jason E. Fritts, Sally A. Goldman
SIGGRAPH
2010
ACM
15 years 2 months ago
High resolution passive facial performance capture
We introduce a purely passive facial capture approach that uses only an array of video cameras, but requires no template facial geometry, no special makeup or markers, and no acti...
Derek Bradley, Wolfgang Heidrich, Tiberiu Popa, Al...
ISMAR
2002
IEEE
15 years 2 months ago
Visual Marker Detection and Decoding in AR Systems: A Comparative Study
Visual markers are widely used in existing augmented reality (AR) applications [7, 12, 11, 19]. In most of such applications, the performance of an AR system depends highly on the...
Xiang Zhang, Stephan Fronz, Nassir Navab
ECCV
2008
Springer
15 years 11 months ago
Shape Matching by Segmentation Averaging
We use segmentations to match images by shape. To address the unreliability of segmentations, we give a closed form approximation to an average over all segmentations. Our techniqu...
Hongzhi Wang, John Oliensis