towards high quality gradient estimation on regular lattices
Post on 08-Feb-2016
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Towards High Quality Gradient Estimation on Regular Lattices. Zahid Hossain, Usman Raza Alim and Dr. Torsten Möller. Our Contributions. Small Support. Problem: Derivative Estimation. Very accurate. Taylor Series Framework. Orthogonal Projection Framework. - PowerPoint PPT Presentation
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Towards High Quality Gradient Estimation on Regular Lattices
Zahid Hossain, Usman Raza Alim and Dr. Torsten Möller
Our Contributions
Problem: Derivative Estimation
Taylor Series Framework
Orthogonal ProjectionFramework
Extended to all regular
lattices in Rn: CC, BCC …
SmallSupport
Veryaccurate
CC BCC
Comparison: In BCC Grid
High Res.
Low Res.Existing Method:
2nd-CDOur Method:
Taylor Series FrameworkOur Method:
Orthogonal Projection Framework
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