Muaj pes tsawg chav kawm nyob hauv Mnist?
Muaj pes tsawg chav kawm nyob hauv Mnist?

Video: Muaj pes tsawg chav kawm nyob hauv Mnist?

Video: Muaj pes tsawg chav kawm nyob hauv Mnist?
Video: kawm lus Mev muaj pes tsawg tus 2024, Kaum ib hlis
Anonim

10 chav kawm

Tib neeg kuj nug, Mnist muaj pes tsawg daim duab?

MNIST database muaj 60, 000 kev cob qhia cov duab thiab 10, 000 kuaj cov duab.

Ib tug kuj yuav nug, Mnist cov ntaub ntawv yog dab tsi? MNIST (Mixed National Institute of Standards and Technology) database yog dataset rau tus lej sau tes, faib los ntawm Yann Lecun's THE MNIST DATABASE ntawm tes sau tus lej lub vev xaib. Cov dataset muaj khub, "tus lej sau tus lej" thiab "label". Tus lej nyob ntawm 0 txog 9, txhais tau tias 10 tus qauv hauv tag nrho.

Tom qab ntawd, ib tug kuj nug, yuav siv sij hawm ntev npaum li cas los cob qhia Mnist?

Qhov yooj yim version ntawm feedforward net rau MNIST (uas muaj tseeb ua tiav qis dua 5% tus nqi yuam kev) yog qhov yooj yim rau kev siv. Nws yuav siv sij hawm txog 2-4 teev ntawm coding thiab 1-2 teev ntawm kev cob qhia yog ua tiav hauv Python thiab Numpy (piv txwv li kev nkag siab tsis zoo pib pib thiab cov txheej txheem zoo ntawm hyperparameters).

Mnist loj npaum li cas?

Cov MNIST dataset yog ib lub ntsiab lus uas sawv cev rau Hloov Kho Lub Tsev Kawm Ntawv ntawm Cov Qauv thiab Technology dataset. Nws yog cov ntaub ntawv ntawm 60, 000 me me square 28 × 28 pixel grayscale dluab ntawm tes sau ib tus lej ntawm 0 thiab 9.

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