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Discussion on: Understanding the Confusion Matrix (II)

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Shahzad Ali

Thanks for this nice explanation! There is a mistake in the calculation of "True Negatives" for the "Greyhound" class.

Please correct it as:
TN (Greyhound) = PMM + PSM + PMS + PSS​ = 320 + 24 + 12 (not 24) + 180​ = 536 (not 548)