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VLSM
2005
Springer
13 years 10 months ago
A Gradient Descent Procedure for Variational Dynamic Surface Problems with Constraints
Abstract. Many problems in image analysis and computer vision involving boundaries and regions can be cast in a variational formulation. This means that m-surfaces, e.g. curves and...
Jan Erik Solem, Niels Chr. Overgaard
VLSM
2005
Springer
13 years 10 months ago
Heuristically Driven Front Propagation for Geodesic Paths Extraction
In this paper we present a simple modification of the Fast Marching algorithm to speed up the computation using a heuristic. This modification leads to an algorithm that is simil...
Gabriel Peyré, Laurent D. Cohen
VLSM
2005
Springer
13 years 10 months ago
Fast Marching Method for Generic Shape from Shading
We develop a fast numerical method to approximate the solutions of a wide class of equations associated to the Shape From Shading problem. Our method, which is based on the control...
Emmanuel Prados, Stefano Soatto
VLSM
2005
Springer
13 years 10 months ago
A Variational Approach for Object Contour Tracking
In this paper we describe a new framework for the tracking of closed curves described through implicit surface modeling. The approach proposed here enables a continuous tracking al...
Nicolas Papadakis, Étienne Mémin, Fr...