shadowfacts/fonttools
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Revert "[symfont] Make sure variance is never negative (float precision issue)"

Browse Source 
This reverts commit 5c025c6a03cca2ebe3390671a81aaca28492e71c.

Investigating why I'm seeing non-negligible negative variance.
This commit is contained in:
Behdad Esfahbod 2017-02-19 16:35:13 -06:00
parent 4d92fcb9be
commit 223ecc6453
1 changed files with 2 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
Snippets/symfont.py
View File

@ -235,10 +235,10 @@ class GlyphStatistics(object):
# Var(X) = E[X^2] - E[X]^2
@property
def VarianceX(self):
return max(0, self.Moment2XX / self.Area - self.MeanX**2)
return self.Moment2XX / self.Area - self.MeanX**2
@property
def VarianceY(self):
return max(0, self.Moment2YY / self.Area - self.MeanY**2)
return self.Moment2YY / self.Area - self.MeanY**2
@property
def StdDevX(self):