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An outlier is an observation that appears to be unusual or not well described relative to a simple characterization of a dataset. A discomfiting possibility is that these data come from a different population than the one intended to be studied.

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How to know which features contribute the most to the outlier score after applying GMM detec...

I have a dataset with 100+ features, upon which I test GMM to detect anomalies. For example, I add some Gaussian noise to 5-6 features of 100 points. GMM detects the points easily, but the next sugges …