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Fix chroma entropy calculation by negating the entropy sum
Browse files- svs_eval.py +1 -1
svs_eval.py
CHANGED
@@ -43,7 +43,7 @@ def chroma_entropy_evaluation(y, fs):
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chroma_sum = np.clip(chroma_sum, 1e-6, None)
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chroma_norm = chroma / chroma_sum
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chroma_norm = np.clip(chroma_norm, 1e-6, 1.0)
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-
entropy = np.sum(chroma_norm * np.log2(chroma_norm), axis=0)
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return np.mean(entropy)
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chroma_sum = np.clip(chroma_sum, 1e-6, None)
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chroma_norm = chroma / chroma_sum
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chroma_norm = np.clip(chroma_norm, 1e-6, 1.0)
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+
entropy = -np.sum(chroma_norm * np.log2(chroma_norm), axis=0)
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return np.mean(entropy)
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