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[symfont] Remove unused CovarianceMatrix

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Behdad Esfahbod 2017-02-20 09:16:35 -06:00
parent da4b81e9ab
commit a94e0f4e52
1 changed files with 0 additions and 5 deletions
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Snippets/symfont.py
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@ -268,11 +268,6 @@ class GlyphStatistics(object):
def Covariance(self):
return self.Moment2XY / self.Area - self.MeanX*self.MeanY if self.Area else 0
@property
def _CovarianceMatrix(self):
cov = self.Covariance
return ((self.VarianceX, cov), (cov, self.VarianceY))
# Correlation(X,Y) = Covariance(X,Y) / ( StdDev(X) * StdDev(Y)) )
# https://en.wikipedia.org/wiki/Pearson_product-moment_correlation_coefficient
@property