Dab tsi yog qhov sib txawv tob tob?

Cov txheej txheem:

Dab tsi yog qhov sib txawv tob tob?
Dab tsi yog qhov sib txawv tob tob?
Anonim

Depthwise Convolution yog ib hom kev sib cav uas peb siv ib lub lim dej rau txhua qhov kev tawm tswv yim. Nyob rau hauv 2D convolution ib txwm ua dhau los ntawm ntau qhov kev tawm tswv yim, lub lim yog qhov sib sib zog nqus raws li cov tswv yim thiab tso cai rau peb sib xyaw cov channel los tsim txhua lub ntsiab lus hauv cov zis.

Dab tsi yog qhov tob tob thiab Pointwise convolution?

Depthwise convolution, i.e. a spatial convolution ua nws tus kheej hla txhua qhov channel ntawm kev tawm tswv yim. Pointwise convolution, i.e. 1x1 convolution, projecting cov channel tso zis los ntawm qhov tob tob convolution mus rau qhov chaw tshiab channel.

Dab tsi yog Pointwise convolution?

Pointwise Convolution yog hom kev sib txuas uas siv 1x1 ntsiav: lub ntsiav uas rov ua dua los ntawm txhua qhov taw tes. … Nws tuaj yeem siv ua ke nrog kev sib txuas lus tob tob los tsim cov chav kawm zoo ntawm kev sib tw hu ua qhov sib txawv-sib cais sib cais.

Qhov twg ntawm lub network hauv qab no muaj Depthwise sib cais sib cais?

Deep residual neural network (ResNet) tau ua tiav zoo hauv kev siv computer tsis pom kev. Tsis tas li ntawd, Chen et al. [35] tau ua tiav cov txheej txheem sib cais sib cais sib cais hauv thaj chaw ntawm kev sib cais hauv computer tsis pom kev.

3D convolution ua haujlwm li cas?

Hauv 3D convolution, 3D lim tuaj yeem txav mus rau txhua qhov 3-kev taw qhia (qhov siab, dav, channel ntawm daim duab). Ntawmtxhua txoj hauj lwm, lub ntsiab-wise multiplication thiab ntxiv muab ib tug lej. Txij li thaum lub lim swb los ntawm qhov chaw 3D, cov lej tso tawm tau teeb tsa hauv 3D qhov chaw ib yam. Cov zis yog ces cov ntaub ntawv 3D.

Pom zoo:

Nthuav cov khoom
Puas yog homomorphism tib yam li isomorphism?
Nyeem ntxiv

Puas yog homomorphism tib yam li isomorphism?

Isomorphism yog homomorphism tshwj xeeb. Greek keeb kwm "homo" thiab "morph" ua ke txhais tau tias "zoo tib yam." Muaj ob qhov xwm txheej uas homomorphisms tshwm sim: thaum ib pab pawg yog ib pawg ntawm lwm pawg;

Yuav tau sawv los yog tshwm sim?
Nyeem ntxiv

Yuav tau sawv los yog tshwm sim?

Peb hom tshwm sim yog arise, sawv, arisen. Nws yog siv hauv cov ntsiab lus tseem ceeb: Ib lub sijhawm tshwm sim thiab nws txiav txim siab los ua txoj haujlwm hauv Brussels. Ib qho teeb meem tshwm sim nrog kuv daim ntawv hla tebchaws. Koj siv arose hauv kab lus li cas?

Nyob hauv qab ceg cov leeg nqaij gastrocnemius khoov?
Nyeem ntxiv

Nyob hauv qab ceg cov leeg nqaij gastrocnemius khoov?

Cov leeg nqaij gastrocnemius flexes ko taw ntawm pob qij txha- uas yog nws ua rau taw taw ko taw nqes los ntawm khoov nws ntawm pob taws pob taws, xws li thaum koj sawv ntawm koj. cov ntiv taw. Qhov kev txiav txim no hu ua plantar flexion. Lub gastrocnemius kuj flexes ceg ntawm lub hauv caug sib koom.