Imbalanced Classes FAQ

January 5th, 2017 We previously published a post on imbalanced classes by Tom Fawcett. The response was impressive, and we’ve found a good deal of value in the discussion that took place in the comments. Below are some additional questions and resources offered by readers, with Tom’s responses where appropriate. Questions and clarifications Which technique would be best when working with the Predictive Maintenance (PdM) model? This is kind of a vague question so I’ll have to make some assumptions of what you’re asking. Usually the dominant problem with predictive maintenance is the FP rate, since faults happen so rarely. You have so many negatives that you need a very low (eg <0.05) FP rate or you’ll spend most of the effort dealing with false alarms. My advice is: Try…

Link to Full Article: Imbalanced Classes FAQ

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