泊松表面重建
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2014-11-09
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Copyright 2008 C. Gotsman & M. Kazhdan
Technion, Johns Hopkins Univ.
Poisson Mesh Reconstruction
Page 1
Digital Geometry Processing
Poisson Surface
Reconstruction
Motivation
In many domains, scanners are used to
obtain virtual representations of 3D shapes
http://www.jhu.edu/digitalhammurabi/
http://graphics.stanford.edu/projects/mich/
Motivation
Scanning often gives only local connectivity
Surface Reconstruction
Generate a mesh from a set of surface samples
Implicit Function Approach
< 0
> 0
0
Define a function with
value less than zero
outside the model and
greater than zero inside
Implicit Function Approach
Define a function with
value less than zero
outside the model and
greater than zero inside
Extract the zero-set
< 0
> 0
0
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