Fixes divide by zero error / propagation problem #1
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In the cases where none of the K neighbors of a given point have a label then normalizer equals 0 and generates divide by zero erros. This creates NaNs in the label distribution and blocks label propagation. By replacing 0 values of the normalizer by 1 this problem is avoided.
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In the cases where none of the K neighbors of a given point have a label then normalizer equals 0 and generates divide by zero erros. This creates NaNs in the label distribution and blocks label propagation.
By replacing 0 values of the normalizer by 1 this problem is avoided.
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