diff options
author | vrouvrea <vrouvrea@636b058d-ea47-450e-bf9e-a15bfbe3eedb> | 2017-03-16 09:47:41 +0000 |
---|---|---|
committer | vrouvrea <vrouvrea@636b058d-ea47-450e-bf9e-a15bfbe3eedb> | 2017-03-16 09:47:41 +0000 |
commit | 90f6c9e1ee1c60e8e5d1de361bcecd89948b2630 (patch) | |
tree | e0cc7650e4b15471ad3a5551ee68516f29a91fe0 /src/Persistent_cohomology/doc | |
parent | 7fe5f299832bbf94fd0e8f04f7efdf1f0b5e5c8d (diff) | |
parent | 0c017bb5cebe6af752d67455afc3d6f98f9dbe97 (diff) |
Merge of branch alpha_3d_fix including exact_alpha_complex_3d_persistence.cpp and weighted_alpha_complex_3d_persistence.cpp and
alpha_complex_3d_persistence factorization.
git-svn-id: svn+ssh://scm.gforge.inria.fr/svnroot/gudhi/trunk@2193 636b058d-ea47-450e-bf9e-a15bfbe3eedb
Former-commit-id: c1488212d0b42c18c5c5e9231d316f49ef3f6c74
Diffstat (limited to 'src/Persistent_cohomology/doc')
-rw-r--r-- | src/Persistent_cohomology/doc/Intro_persistent_cohomology.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/Persistent_cohomology/doc/Intro_persistent_cohomology.h b/src/Persistent_cohomology/doc/Intro_persistent_cohomology.h index 40dd3f93..e17e5926 100644 --- a/src/Persistent_cohomology/doc/Intro_persistent_cohomology.h +++ b/src/Persistent_cohomology/doc/Intro_persistent_cohomology.h @@ -172,6 +172,28 @@ Persistent_cohomology/alpha_complex_3d_persistence.cpp</a> computes the persiste 2 1 0.0934117 1.00003 2 2 0.56444 1.03938 \endcode +\li <a href="_persistent_cohomology_2exact_alpha_complex_3d_persistence_8cpp-example.html"> +Persistent_cohomology/exact_alpha_complex_3d_persistence.cpp</a> computes the persistent homology with +\f$\mathbb{Z}/2\mathbb{Z}\f$ coefficients of the alpha complex on points sampling from an OFF file. +Here, as CGAL computes the exact values, it is slower, but it is necessary when points are on a grid +for instance. +\code $> ./exact_alpha_complex_3d_persistence ../../data/points/sphere3D_pts_on_grid.off 2 0.1 \endcode +\code Simplex_tree dim: 3 +2 0 0 inf +2 2 0.0002 0.2028 \endcode + +\li <a href="_persistent_cohomology_2weighted_alpha_complex_3d_persistence_8cpp-example.html"> +Persistent_cohomology/weighted_alpha_complex_3d_persistence.cpp</a> computes the persistent homology with +\f$\mathbb{Z}/2\mathbb{Z}\f$ coefficients of the weighted alpha complex on points sampling from an OFF file +and a weights file. +\code $> ./weighted_alpha_complex_3d_persistence ../../data/points/tore3D_300.off +../../data/points/tore3D_300.weights 2 0.45 \endcode +\code Simplex_tree dim: 3 +2 -0 0 inf +2 1 0.0682162 1.0001 +2 1 0.0934117 1.00003 +2 2 0.56444 1.03938 \endcode + \li <a href="_persistent_cohomology_2alpha_complex_persistence_8cpp-example.html"> Persistent_cohomology/alpha_complex_persistence.cpp</a> computes the persistent homology with \f$\mathbb{Z}/p\mathbb{Z}\f$ coefficients of the alpha complex on points sampling from an OFF file. |