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» Motion Detection and Segmentation using Image Mosaics
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ICCV
2005
IEEE
15 years 3 months ago
More-Than-Topology-Preserving Flows for Active Contours and Polygons
Active contour and active polygon models have been used widely for image segmentation. In some applications, the topology of the object(s) to be detected from an image is known a ...
Ganesh Sundaramoorthi, Anthony J. Yezzi
PG
2003
IEEE
15 years 3 months ago
Illustration Watermarks for Vector Graphics
Digital watermarking is a technique for embedding information into data, such as images, 3D models, or audio files, such that some properties (i. e., security, imperceptibility, ...
Henry Sonnet, Tobias Isenberg, Jana Dittmann, Thom...
CVPR
1997
IEEE
15 years 2 months ago
Completion Energies and Scale
ÐThe detection of smooth curves in images and their completion over gaps are two important problems in perceptual grouping. In this study, we examine the notion of completion ener...
Eitan Sharon, Achi Brandt, Ronen Basri
GIS
2008
ACM
15 years 11 months ago
Fast and extensible building modeling from airborne LiDAR data
This paper presents an automatic algorithm which reconstructs building models from airborne LiDAR (light detection and ranging) data of urban areas. While our algorithm inherits t...
Qian-Yi Zhou, Ulrich Neumann
ICMI
2007
Springer
215views Biometrics» more  ICMI 2007»
15 years 3 months ago
Visual inference of human emotion and behaviour
We address the problem of automatic interpretation of nonexaggerated human facial and body behaviours captured in video. We illustrate our approach by three examples. (1) We intro...
Shaogang Gong, Caifeng Shan, Tao Xiang