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PD-PGA example #148
PD-PGA example #148
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it looks like the situation also improved on the pd-pga front with the projection fix (https://github.com/MatPont/ttk/tree/projFromTableFix) the points are now correctly snapped on grid points (bottom right view). for some reason, the dimensionality reduction is still different (especially the pink cluster) although the previous screenshot (without the fix) looked a bit closer to yours... :( |
I confirm I can reproduce your screenshot on my laptop. |
on my home desktop, with paraview 5.12, this state file crashes:
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(it seems to crash in |
segfault fixed with topology-tool-kit/ttk#1027 |
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This PR adds the example for PD-PGA. It reproduces the figure 11 of the reference below:
Principal Geodesic Analysis of Merge Trees (and Persistence Diagrams)
Mathieu Pont, Jules Vidal, Julien Tierny
IEEE Transactions on Visualization and Computer Graphics, 2023.
https://arxiv.org/pdf/2207.10960.pdf
Here is a screenshot of the result on my desktop and laptop.