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What should be returned for EquivalentNumberOfFeatures and NoiseToSignalRatio when mutual information is zero? #69

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jaromrex opened this issue May 21, 2018 · 1 comment
Open

What should be returned for EquivalentNumberOfFeatures and NoiseToSignalRatio when mutual information is zero? #69

jaromrex opened this issue May 21, 2018 · 1 comment
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@jaromrex
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currently a Nan value is being returned in this case. Would something else make more sense? Maybe infinity?
@emrysshevek
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The pymfe package includes a small epsilon value that they add to mutual information to ensure that it is never zero, maybe this is also an option for us.

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@emrysshevek @bjschoenfeld @jaromrex