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| author | Vincent Rouvreau <vincent.rouvreau@inria.fr> | 2022-04-22 14:40:21 +0200 |
|---|---|---|
| committer | Vincent Rouvreau <vincent.rouvreau@inria.fr> | 2022-04-22 14:40:21 +0200 |
| commit | f2e139123b15fee6e1512aac3824dd6664561cdb (patch) | |
| tree | 1f0a7b458a461a75c9f7fe3c43ee6980adf10335 /src/python/doc/alpha_complex_user.rst | |
| parent | 17dc48527dcc8ee7e5eab95f9fdde3e236f4ad47 (diff) | |
| parent | 5857c571388a4349934a266ca187b2c2ac10818c (diff) | |
Merge branch 'master' into simplex_tree_extended_persistence_enhancement
Diffstat (limited to 'src/python/doc/alpha_complex_user.rst')
| -rw-r--r-- | src/python/doc/alpha_complex_user.rst | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/python/doc/alpha_complex_user.rst b/src/python/doc/alpha_complex_user.rst index cfd22742..b060c86e 100644 --- a/src/python/doc/alpha_complex_user.rst +++ b/src/python/doc/alpha_complex_user.rst @@ -27,7 +27,8 @@ Remarks If you pass :code:`precision = 'exact'` to :func:`~gudhi.AlphaComplex.__init__`, the filtration values are the exact ones converted to float. This can be very slow. If you pass :code:`precision = 'safe'` (the default), the filtration values are only - guaranteed to have a small multiplicative error compared to the exact value. + guaranteed to have a small multiplicative error compared to the exact value, see + :func:`~gudhi.AlphaComplex.set_float_relative_precision` to modify the precision. A drawback, when computing persistence, is that an empty exact interval [10^12,10^12] may become a non-empty approximate interval [10^12,10^12+10^6]. Using :code:`precision = 'fast'` makes the computations slightly faster, and the combinatorics are still exact, but |