Imibuzo exhumene nomhlahlandlela · Maphakathi Izinga

Imibuzo ye-Matthews Correlation Coefficient

Hlola ukucabanga okudidayo kwe-matrix, izibalo ze-MCC kanye nezingibe zokungalingani kwekilasi ngezibonelo zezihlungi zogaxekile nokutholwa kwamaphutha.

Izindlela zomhlahlandlela ezihlobeneI-Matthews Correlation Coefficient
Umbuzo 1 kwe 8

A filter labels all 1,000 messages legitimate when 990 truly are legitimate. Why is its 99% accuracy insufficient evidence of useful spam detection?