Video: Vim li cas thiaj yuav tsum muaj kev lees paub hla?
2024 Tus sau: Stanley Ellington | [email protected]. Kawg hloov kho: 2023-12-16 00:17
Hla Validation yog ib qho tseem ceeb heev rau kev ntsuam xyuas qhov ua tau zoo ntawm koj tus qauv, tshwj xeeb tshaj yog nyob rau hauv rooj plaub uas koj yuav tsum tau txo qis overfitting. Nws kuj tseem siv tau los txiav txim siab qhov tsis txaus siab ntawm koj tus qauv, hauv kev nkag siab tias qhov twg yuav ua rau qhov ntsuas qis tshaj plaws.
Ua raws li qhov no hauv kev xav, puas yog kev lees paub hla ib txwm zoo dua?
Hla Validation feem ntau yog ib txoj hauv kev zoo heev los ntsuas qhov ua tau zoo. Txawm hais tias nws tsis tiv thaiv koj tus qauv kom dhau mus, nws tseem ntsuas qhov kev kwv yees qhov tseeb. Yog tias koj tus qauv overfits koj nws yuav ua rau kev ntsuas kev ua haujlwm tsis zoo. Qhov no ua rau mob hnyav dua hla validation kev ua tau zoo.
Ib sab saum toj no, vim li cas peb thiaj li xav tau cov txheej txheem validation? Validation teeb qhov tseeb tuaj yeem suav tias yog ib feem ntawm kev cob qhia teeb , vim nws yog siv los tsim koj tus qauv, neural networks lossis lwm tus. Nws feem ntau yog siv rau kev xaiv parameter thiab kom tsis txhob overfitting. Validation teeb yog siv los kho qhov parameter ntawm tus qauv. Test teeb yog siv los ntsuas kev ua haujlwm.
Tom qab ntawd, ib tug kuj yuav nug, dab tsi yog cross validation?
Hla - validation yog a cov txheej txheem uas yog siv rau kev ntsuam xyuas ntawm yuav ua li cas cov txiaj ntsig ntawm kev txheeb xyuas kev txheeb xyuas dav dav rau cov ntaub ntawv ywj pheej. Hla - kev lees paub feem ntau yog siv rau hauv qhov chaw uas lub hom phiaj yog kwv yees thiab nws yog ib qho tsim nyog los kwv yees qhov tseeb ntawm qhov kev ua tau zoo ntawm cov qauv kev kwv yees.
Yuav ua li cas koj xaiv tus naj npawb ntawm folds nyob rau hauv cross validation?
Cov tus naj npawb ntawm folds feem ntau yog txiav txim los ntawm tus tus lej ntawm cov piv txwv muaj nyob rau hauv koj dataset. Piv txwv li, yog tias koj muaj 10 zaus hauv koj cov ntaub ntawv, 10- quav hla - kev lees paub yuav tsis tsim nyog.
Pom zoo:
Yuav ua li cas koj thiaj li tau txais kev lees paub kev lag luam ntsuas?
Kev lees paub hauv Kev Ua Lag Luam Kev Ua Lag Luam Cov Neeg Sib Tw nrhiav ABV kev lees paub yuav tsum muaj daim ntawv tso cai siv tau (thiab tsis tau muab tshem tawm) CPA daim ntawv tso cai lossis daim ntawv pov thawj muab los ntawm lub xeev tsim nyog. Lawv kuj yuav tsum xeem dhau ABV Examination, nrog rau qee qhov kev zam
Kuv yuav ua li cas thiaj li tau txais kev lees paub tus account them nyiaj tshwj xeeb?
Koj yuav tau ua ntau tshaj li qhov kev xeem kom tau txais daim ntawv pov thawj CAPA. Koj yuav xav tau yam tsawg kawg ib xyoos ntawm kev paub hauv ib qho nyiaj them poob haujlwm yog tias koj tau kawm tiav bachelor's degree hauv kev suav nyiaj lossis nyiaj txiag. Txwv tsis pub, koj yuav xav tau peb xyoos ntawm kev ua haujlwm
Tus neeg twg tau soj ntsuam kev mloog lus ntawm kev sib raug zoo los ntawm kev ua ib qho kev sim uas yuav tsum muaj cov tub ntxhais kawm cov ntsiab lus los tswj cov kev mob siab rau cov ntsiab lus hauv kev tshuaj xyuas kev kawm?
Milgram Shock Experiment Ib qho ntawm cov kev tshawb fawb nto moo tshaj plaws ntawm kev mloog lus hauv kev puas siab puas ntsws tau ua los ntawm Stanley Milgram, tus kws kho mob hlwb ntawm Yale University. Nws tau ua ib qho kev sim qhia txog qhov tsis sib haum xeeb ntawm kev mloog lus rau txoj cai thiab lub siab ntawm tus kheej
Vim li cas kuv thiaj yuav tsum paub txog kev lag luam dawb?
Kev lag luam dawb yog kev ywj pheej ntawm tib neeg thiab kev lag luam rau kev tswj hwm. Nws ua rau cov tib neeg thiab cov lag luam tsim, tsim khoom, muaj peev xwm thiab txaus siab, cov neeg ua lag luam tsim cov khoom lag luam thiab kev pabcuam rau kev tsim khoom thiab muag khoom thiab kev pabcuam. Hauv qhov system no, tsis muaj leej twg yuam cov neeg uas lawv ntseeg tias yog qhov zoo tshaj rau lawv
Dab tsi yog cov ntsiab lus ntawm SRS piav txog kev lees paub thiab kev lees paub?
Qhov sib txawv ntawm Kev Tshawb Fawb Txog Kev Tshawb Fawb thiab Kev Tshaj Lij Tshaj Lij Tshaj Lij Tshaj Lij Tshaj Tawm suav nrog tag nrho cov txheej txheem kuaj zoo li qub. Xws li tag nrho cov txheej txheem kuaj dynamic. Piv txwv suav nrog kev tshuaj xyuas, tshuaj xyuas, thiab kev taug kev. Piv txwv suav nrog txhua hom kev sim xws li haus luam yeeb, rov qab, ua haujlwm, tshuab thiab UAT