Curvatures and Contours of a Chair


The Gaussian and mean curvature values of surface points are also estimated at multiple scales. These are then mapped into colours using VTK: RED and BLUE colours correspond to MAX and MIN curvature values, respectively.

Gaussian Curvatures
1st iteration
2nd iteration

Mean Curvatures
1st iteration

2nd iteration


Gaussian Curvature Zero-Crossing Contours

1st and 2nd iterations

3rd and 4th iterations


Mean Curvature Zero-Crossing Contours

1st and 2nd iterations

3rd and 4th iterations


Local Curvature Maxima

One iteration
Gaussian             Mean

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