Biomesh3D - Demo. Darrell Swenson, Joshua Levine, Jess Tate, Ross Whitaker, Rob MacLeod
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1 Biomesh3D - Demo Darrell Swenson, Joshua Levine, Jess Tate, Ross Whitaker, Rob MacLeod University of Utah Department of Biomedical Engineering Scientific Computing and Imaging Institute
2 When To Use BM3D Meshing Image Based Meshing
3 When To Use BM3D Meshing Image Based Meshing High Low Complexity Quality High Low
4 When To Use BM3D Meshing Image Based Meshing High Visualization Low Complexity Quality FEA High Low
5 When To Use BM3D Meshing Image Based Meshing High Complex Shapes Visualization Low Complexity Quality FEA High Simple Shapes Low
6 When To Use BM3D Meshing Image Based Meshing High Complex Shapes Visualization Low Complexity BM3D Quality FEA High Simple Shapes Low
7 Biomesh3D Segmentation Tetrahedral Mesh
8 Biomesh3D Segmentation Tetrahedral Mesh
9 Steps of BM3D 1. Preprocess Segmentation 2. Tighten or smooth 3. Medial Axis 4. Sizing Field 5. Seed Surface 6. Particle System 7. Generate Surfaces 8. Generate Volume Mesh
10 Steps of BM3D 1. Preprocess Segmentation 2. Tighten or smooth Reads a.nrrd from Seg3D Each Label is a different material 3. Medial Axis 4. Sizing Field 5. Seed Surface 6. Particle System 7. Generate Surfaces 8. Generate Volume Mesh
11 Steps of BM3D 1. Preprocess Segmentation Curvature limiting geometric simplification 2. Tighten or smooth 3. Medial Axis 4. Sizing Field 5. Seed Surface 6. Particle System 7. Generate Surfaces 8. Generate Volume Mesh A. Chica, J. Williams, et. al. Pressing: Smooth isosurfaces with flats from binary grids. Computer Graphics Forum 27(1), J. Williams. Relative convexity and the medial cover. Fall Workshop on Computational Geometry, 2008.
12 Steps of BM3D 1. Preprocess Segmentation 2. Tighten or smooth Identifies corners and thin features 3. Medial Axis 4. Sizing Field 5. Seed Surface 6. Particle System 7. Generate Surfaces 8. Generate Volume Mesh By Pblanke (Own work) [Public domain], via Wikimedia Commons
13 Steps of BM3D 1. Preprocess Segmentation 2. Tighten or smooth 3. Medial Axis 4. Sizing Field 5. Seed Surface 6. Particle System 7. Generate Surfaces 8. Generate Volume Mesh
14 Steps of BM3D 1. Preprocess Segmentation 2. Tighten or smooth 3. Medial Axis 4. Sizing Field 5. Seed Surface 6. Particle System 7. Generate Surfaces 8. Generate Volume Mesh
15 Steps of BM3D 1. Preprocess Segmentation 2. Tighten or smooth 3. Medial Axis 4. Sizing Field 5. Seed Surface 6. Particle System 7. Generate Surfaces 8. Generate Volume Mesh
16 Steps of BM3D 1. Preprocess Segmentation 2. Tighten or smooth 3. Medial Axis 4. Sizing Field 5. Seed Surface 6. Particle System 7. Generate Surfaces 8. Generate Volume Mesh
17 Steps of BM3D 1. Preprocess Segmentation 2. Tighten or smooth Tetgen for volume meshing 3. Medial Axis 4. Sizing Field 5. Seed Surface 6. Particle System 7. Generate Surfaces 8. Generate Volume Mesh
18 model_config.py
19 model_config.py
20 model_config.py
21 model_config.py
22 model_config.py Smoothing Step - may lose thin structures
23 model_config.py More refinement for thin structures
24 model_config.py
25 model_config.py Cap the sizing field Higher number less resolution
26 model_config.py Volume Meshing Parameters
27 model_config.py More iterations for better distribution
28 Client/Server
29 Mesh Configuration
30 Visualizing Stages
31 Demo
32 Meshing In Biology
33 Meshing In Biology
34 Meshing In Biology
35 Meshing In Biology
36 Meshing In Biology
37 Meshing In Biology
38 Meshing In Biology
39 Meshing In Biology
40 Meshing In Biology
41 Meshing In Biology
42 Meshing In Biology
43 Meshing In Biology
44 Meshing In Biology
45 Meshing In Biology Biomesh3D CGAL DelPSC
46 Non-Conformal vs Conformal Non-conformal Conformal A B Boundary Boundary
47 Replicated Non-Conformal vs Conformal Boundary Non-conformal Conformal A B Boundary Boundary
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