23 search results - page 3 / 5 » Topological triangle characterization with application to ob... |
MEMICS
2010
14 years 4 months ago
2010
A topological flexibility of implicit active contours is of great benefit, since it allows simultaneous detection of several objects without any a priori knowledge about their num...
JAT
2010
14 years 8 months ago
2010
We consider H¨older smoothness classes of surfaces for which we construct piecewise polynomial approximation networks, which are graphs with polynomial pieces as nodes and edges ...
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TCSV
2008
14 years 9 months ago
2008
Abstract--This paper presents a survey of trajectory-based activity analysis for visual surveillance. It describes techniques that use trajectory data to define a general set of ac...
SGP
2007
14 years 12 months ago
2007
In this paper, we consider the problem of reconstructing a shape from unorganized cross-sections. The main motivation for this problem comes from medical imaging applications wher...
VISUAL
2000
Springer
15 years 1 months ago
2000
Springer
Abstract. The present work is focused on a global image characterization based on a description of the 2D displacements of the different shapes present in the image, which can be e...