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potentially erroneous entropy calculation #56

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keudosan opened this issue Sep 22, 2019 · 1 comment
Closed

potentially erroneous entropy calculation #56

keudosan opened this issue Sep 22, 2019 · 1 comment

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@keudosan
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WaveFunctionCollapse/Model.cs

Line 61 in 3157ed0

startingEntropy = Math.Log(sumOfWeights) - sumOfWeightLogWeights / sumOfWeights;

as far as i can tell, this expression does not end up being equal to the definition of shannon entropy. could a proof of this formula's correctness be provided?
@keudosan
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well i figured it out a few minutes later, so nevermind that

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@keudosan