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Puas yog kev hloov pauv tsis zoo lossis tsis zoo?

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Puas yog kev hloov pauv tsis zoo lossis tsis zoo?
Puas yog kev hloov pauv tsis zoo lossis tsis zoo?

Video: Puas yog kev hloov pauv tsis zoo lossis tsis zoo?

Video: Puas yog kev hloov pauv tsis zoo lossis tsis zoo?
Video: Saib Mis paub Poj niam (hluas nkauj) tus yam ntxwv lub siab 2024, Tej zaum
Anonim

1 Teb. Feem ntau ib qho tsis nruj kev hloov pauv yog cov lus tsa suab uas tsis khaws cov duab ntawm cov khoom. Yog hais tias koj saib ntawm ib tug raug transformation matrix, nruj transformations yuav muaj xws li kev txhais lus, kev sib hloov, thiab kev xav. Rigid transforms – translation, reflection, and rotation.

Puas yog kev hloov pauv tsis yooj yim?

Txoj kev hloov pauv tseem hu ua kev sib hloov pauvlossis isometrics. Ib qho isometry, xws li kev sib hloov, kev txhais lus, lossis kev xav, tsis hloov qhov loj lossis cov duab ntawm daim duab. Vim tias lawv khaws cov duab thiab qhov loj me, kev hloov pauv tsis yooj yim feem ntau muaj txiaj ntsig zoo hauv kev ua pov thawj cov khoom geometric.

Yog kev sib hloov nruj lossis tsis nruj?

Txawm hais tias yog kev txhais lus, kev sib hloov, lossis kev xav, koj tsis hloov cov duab qub hauv ib txoj kev, koj tsuas yog hloov nws txoj haujlwm hauv qhov chaw. Non-Rigid Transformations yeej hloov tus qauv ntawm peb cov khoom qub Piv txwv li, nws tuaj yeem ua rau peb cov khoom loj dua lossis me dua siv scaling.

Puas yog kev sib hloov tsis yog kev hloov pauv?

Muaj plaub hom kev hloov pauv tseem ceeb: kev txhais lus, kev sib hloov, kev xav thiab dilation. Cov kev hloov pauv no poob rau hauv ob pawg: kev hloov pauv tsis sib xws uas tsis hloov cov duab lossis qhov loj ntawm qhov preimage thiab tsis nruj hloov pauv uas hloov qhov loj me tab sis tsis yog cov duab ntawm lub preimage.

Kev hloov pauv dab tsi yog kev hloov pauv tsis zoo?

Non-Rigid Transformations

Kev hloov pauv tsis zoo tuaj yeem hloov qhov loj lossis cov duab, lossis ob qho tib si loj thiab cov duab, ntawm qhov preimage. Ob qhov kev hloov pauv, dilation thiab shear, tsis yog nruj. Cov duab uas tshwm sim los ntawm kev hloov pauv yuav hloov nws qhov loj me, nws cov duab, lossis ob qho tib si.

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