Gradient Vector Flow Deformable Models

Chenyang Xu 1 Introduction 159

Jerry L. Prince 2 Background 160

Johns Hopkins University 2.1 2D Parametric Deformable Models • 2.2 Behavior of Traditional Deformable Contours

3 GVF Deformable Contours 161

3.1 Edge Map • 3.2 Gradient Vector Flow

4 Experiments 163

4.1 Convergence to Boundary Concavity • 4.2 Results on Gray-Level Images

5 3D GVF Deformable Models and Results 166

6 Conclusions 168

References 168

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