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TECHNICAL PAPERS

Reconstruction of Virtual Parts from Unorganized Scanned Data for Automated Dimensional Inspection

[+] Author and Article Information
Chuan-Chu Kuo, Hong-Tzong Yau

Department of Mechanical Engineering, National Chung Cheng University, Cha-Yi, Taiwan, ROC

J. Comput. Inf. Sci. Eng 3(1), 76-86 (May 15, 2003) (11 pages) doi:10.1115/1.1565354 History: Received October 01, 2002; Revised February 01, 2003; Online May 15, 2003
Copyright © 2003 by ASME
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References

Figures

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The illustration of the sculpting idea in 3D space.
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The illustration of the sculpting idea in 2D plane.
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An example of the effect of poles on the reconstruction of the geometric sharp features (a shoe model).
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Several examples of closed surface reconstruction. (a) A three-hole model. (b) An oil pump model. (c) A hand model. (d) A baby dragon model.
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The internal and external medial axis and the medial circles of a closed curve in two dimensions.
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(a) The distribution of all the polar circles (black circles) centered at the poles (red points shown in (b)) in 2D plane. (b) The illustration of a pair of polar circles and its pair of corresponding inscribed squares.
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The detailed pseudo-code for the pole-separation procedure.
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An example of a two-dimensional closed curve reconstruction.
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An example of a three-dimensional closed surface reconstruction (a torso model).
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An example of the effect of all the concave poles on the creation of the boundary (a foot).
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An example of a three-dimensional bordered surface reconstruction (a hyper sheet).
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The reconstruction from the sample points with uneven distribution. (a rocker arm).
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Several examples of bordered surfaces reconstruction. (a) A hand model. (b) A shampoo bottle model. (c) A monkey bar. (d) A golf club model. (e) An automobile exterior surface.
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The comparison of our proposed algorithm with the power crust algorithm. (a) The reconstruction from the proposed algorithm. The number of output points is 1748. (b) The reconstruction from the power crust without a decimated post process. The number of output points is 14927.
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Top row is a knot and bottom row is a femur. (a) The reconstruction from the proposed algorithm. (b) The reconstruction from the modified co-cone. (c) The reconstruction from the tight co-cone.

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