Research Article

Feature Extraction from 3D Point Cloud Data Based on Discrete Curves

Figure 4

discontinuity without noise.
290740.fig.004a
(a) discontinuity
290740.fig.004b
(b)  Chord length at discontinuity
290740.fig.004c
(c) Angle variation at discontinuity
290740.fig.004d
(d) Curvature at discontinuity