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Diffstat (limited to 'geom_bottleneck/README')
-rw-r--r-- | geom_bottleneck/README | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/geom_bottleneck/README b/geom_bottleneck/README index 8dda148..839ffa5 100644 --- a/geom_bottleneck/README +++ b/geom_bottleneck/README @@ -17,7 +17,14 @@ Your compiler must support C++11. bottleneck_dist file1 file2 [relative_error]. -If relative error is not supplied, the exact distance is computed. +If relative error is not supplied, the exact distance is computed and printed. +If two diagrams are equal, then the exact distance 0.0 is printed (the order +of points in file1 and file2 need not be the same). +Otherwise the output is an approximation of the exact distance. Precisely: +if d_exact is the true distance and d_approx is the output, then + + | d_exact - d_approx | / d_exact < relative_error. + file1 and file2 must contain persistence diagrams in plain text format (one point per line, empty lines are ignored, comments can be made with #): |