Misclassification Rate: Nws qhia koj seb feem ntawm qhov kev kwv yees tsis raug. Nws tseem hu ua Classification yuam kev. Koj tuaj yeem suav nws siv (FP+FN)/(TP+TN+FP+FN) lossis (1-Qhov tseeb). Precision: Nws qhia koj seb feem ntawm kev twv ua ntej raws li cov chav kawm zoo yog qhov zoo.
Tus nqi misclassification txhais li cas?
Ib "kev faib ua yuam kev" yog ib qho piv txwv uas koj qhov kev faib tawm tsis raug, thiab "kev cais tsis raug" yog tib yam, qhov "misclassification yuam kev" yog ob qhov tsis zoo. "Misclassification rate", ntawm qhov tod tes, yog feem pua ntawm cov kev faib tawm uas tsis raug.
Puas siab dua lossis qis dua qhov kev faib tsis raug zoo dua?
Ib cov txheej txheem kev faib tawm nrog qhov raug siab tshaj plaws thiab qhov tseeb nrog qhov qis tshaj qhov kev faib tawm tsis raug thiab cov hauv paus ntsiab lus squared yuam kev yog suav tias yog cov neeg txawj ntse tshaj plaws rau kev kwv yees lub hom phiaj.
Yuav ua li cas yog misclassification tus nqi hauv tshuab kev kawm?
Misclassification rate (%): Qhov feem pua ntawm cov piv txwv tsis raug yog tsis muaj dab tsi, tab sis tus nqi tsis raug ntawm kev faib tawm thiab tuaj yeem suav ua. (2) • Root mean squared (RMS) yuam kev: RMSE feem ntau muab tus qauv nyob deb npaum li cas los ntawm kev muab cov lus teb raug.
Koj txo qis qhov tsis raug cais li cas?
Yog tias koj xav txo qis qhov kev faib tsis raug tsuas yog sib npaug koj cov qauv hauv txhua chav kawmThiab yog tias koj xav nce qhov raug tsuas yog siv tus nqi me me rau kev kawm thawj zaug thaum txiav txim siab cov kev xaiv. Ua ntej, koj yuav tsum sib piv qhov tseeb ntawm kev cob qhia, kev siv tau thiab cov ntaub ntawv xeem.
