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

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