Three-dimensional modeling apparatus and method utilizing the ex

Details Three-dimensional modeling apparatus and method utilizing the ex Three-dimensional modeling apparatus and method utilizing the ex

1994-12-09

1997-09-23

Bayerl, Raymond J.

Image analysis

Histogram processing

For setting a threshold

395120, 395127, 382154, 382204, 382203, G06T 1720, G06T 760

Patent

active

056713436

ABSTRACT:
A three-dimensional model is formed from information of two-dimensional drawings. Information representing section is formed from the two-dimensional drawing information. Geometrical and topological information is then extracted, and the three-dimensional model is thereby formed.

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Chen et al., "Automatic Reconstruction of 3D Solid Objects from 2D Orthographic Views", Pattern Recognition, vol. 21, NO. 5, 1988, pp. 439-449.
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ACM Computer Graphics, "Solid Model Input Through Orthographic Views", H. Sakurai et al., vol. 17,No. 3, Jul. 1983, pp. 243-252.
ASME Computers in Engineering, "Reconstruction of 3D Objects Using a KB Environment", V. Nagasamy et al., vol. 1, Jul. 1989, pp. 117-126.
Collection Of Papers Presented At 8th Design Symposium In Tokyo, "Automatic Restroation of An Original Solid From Three Projections", Jul. 1990.

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