993 search results - page 74 / 199 » A Fast Optimization Method for Level Set Segmentation |
158
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IJCV
2007
15 years 4 months ago
2007
Challenging object detection and segmentation tasks can be facilitated by the availability of a reference object. However, accounting for possible transformations between the diff...
152
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ECCV
2010
Springer
15 years 7 months ago
2010
Springer
Unsupervised learning requires a grouping step that defines which data belong together. A natural way of grouping in images is the segmentation of objects or parts of objects. Whi...
170
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ISBI
2006
IEEE
16 years 5 months ago
2006
IEEE
We combine a pen and pressure-sensitive tablet input device, and a sketch-based user initialization process, with a general subdivisioncurve Snake to create an intuitive, fast, ac...
155
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TIP
1998
15 years 4 months ago
1998
Abstract—In this paper, we propose an optimal quadtree (QT)based motion estimator for video compression. It is optimal in the sense that for a given bit budget for encoding the d...
123
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PR
2006
15 years 4 months ago
2006
This paper describes a method for visual surveillance based on biologically motivated dynamic visual attention in video image sequences. Our system is based on the extraction and ...