Dab Tsi Cov Txheej Txheem Kev Tawm Ntawm Cov Cheeb Tsam Vaj Tse

Watermarking technology ntawm chij daim ntim: thawj kauj ruam ntawm tus chij thiab daim ntaub watermarking yog ua kom muaj pawg thawj tswj hwm, qhov thib ob kauj ruam yog luam tawm ntawm tes, qhov thib peb kauj ruam yog qhib rau hauv qhov cub kub, qhov plaub kauj ruam yog ntxuav, yog yuav qhuav, thiab thaum kawg ntim thiab nkoj; vim hais tias cov ntaub ntawv pov thawj yog pov thawj, cov kev txwv ntawm cov qauv luam tawm thiab cov xim yog cov loj heev, xws li xim gradient, landscape pattern, daim duab thaij duab. Xws li, thiab lwm yam tsis tuaj yeem luam tawm, thiab cov veneer uas yuav tsum tau muaj yog high school. Txhawm rau ua ib txheej ntawm cov laug cam, ntau tshaj tsib chij yuav tsum luam tawm kom qhib tau luam ntawv.

Cov ntaub ntawv xim tshav kub hloov: Kev hloov mus los ntawm cov cua sov yog yooj yim dua watermarking, tsuas yog xav luam daim duab thiab qauv ntawm thermal daim ntawv thiab hloov cov qauv rau cov ntaub ntawv los ntawm cov khoom siv kub hloov.