David Monllaó 12b8b118dd Fix division by 0 error during normalization (#83) ... * Fix division by 0 error during normalization std is 0 when a feature has the same value in samples. * Expand std normalization test		2017-04-24 11:47:30 +02:00
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Phpml	Fix division by 0 error during normalization (#83)	2017-04-24 11:47:30 +02:00