InoteveraGaidhi rinotevera
Imagen Chinyorwa-ku-Mufananidzo
AI Yekutarisa
Gwara reVisual AI
Image matting inyanzvi yekucheka chidzidzo kubva papikicha ine pixel-yakakwana, semi-pachena mipendero - kutora ese mawispy strand yebvudzi kana kufambisa blur.
Teerera kugwaro iriAI-yakarondedzerwa · ~2 min
Unlike simple segmentation, it estimates how much of each pixel belongs to the foreground.
Matting inogadzirisa equation yekubatanidza: pixel yega yega inocherechedzwa musanganiswa weruvara rwemberi neruvara rwekumashure, rwakasanganiswa nealpha value iri pakati pe0 ne1. Chinangwa ndechekudzoreredza iyo alpha matte - mask yakapfava apo 1 ari kumberi zvizere, 0 ari kumashure akazara, uye mafractional values anotora matunhu asina kujeka kana translucent. Izvi zvakashongedzwa nemasvomhu, saka nzira dzechinyakare dzaitsamira pamushandisi-inodhonzwa mucherechedzo wekumaka kumberi, kwechokwadi kumashure, uye nzvimbo dzisingazivikanwe. Dzidziso-yakadzika nzira seDeep Image Matting (2017) dzidza kufanotaura alpha zvakananga kubva kumifananidzo uye trimaps, nepo mitsva yemahara-yemahara mhando seMODNet uye Robust Vhidhiyo Matting inofungidzira matte munguva chaiyo kubva pamufananidzo kana webcam feed yega.
Virtual zvimiro mumusangano wevhidhiyo, kutsiva kamuri kuseri kwemutauri munguva chaiyo
Firimu uye TV yakasvibira-screen compositing, ichitora vatambi vane yakachena bvudzi mipendero yeVFX
E-commerce chigadzirwa mapikicha, kuisa zvinhu pane yakachena chena kumashure otomatiki
Portrait modhi uye kusikwa kwekunamirwa mumapurogiramu efoni, kucheka vanhu kuti vagovane
Matting iri kufamba yakananga kwakazara otomatiki, chaiyo-nguva, trimap-yemahara mashandiro pavhidhiyo - yatove nesimba rekutsiva kumashure mukufona kwevhidhiyo. Tsvagiridzo irikusundidzira kugadzirisa kwepamusoro, kubata zvirinani kwekujeka kwakaoma segirazi uye utsi, uye kubatanidzwa kwakanyanya nemamodhi ekugadzira ekuvhenekesa uye isina musono kuumba. Tarisira kuti matting abatanidzwe nemapaipi ekugadzirisa, kuitira kuti kucheka chidzidzo nekuchikanda muchiitiko chitsva, chinoenderana nemwenje inova nhanho imwe otomatiki pamidziyo yevatengi.
Tsamba yemahara
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Image matting inyanzvi yekucheka chidzidzo kubva papikicha ine pixel-yakakwana, semi-pachena mipendero - kutora ese mawispy strand yebvudzi kana kufambisa blur. Kusiyana nechikamu chakareruka, inofungidzira kuti yakawanda sei pixel yega yega ndeyekumberi.
Alpha ndiyo per-pixel opacity: 1 izere kumberi, 0 izere kumashure, uye zvidimbu zvinotora matunhu akapfava kana akajeka.
Segmentation inopa yakaoma kumberi / yekumashure label, nepo matting ichidzoreredza inoenderera alpha kukosha kune yakanaka, semi-pachena ruzivo.
Trimap inopatsanura mufananidzo kune inozivikanwa kumberi, inozivikanwa kumashure, uye bhendi risingazivikanwe panofanirwa kugadziriswa alpha.
Aya ma network matsva anofungidzira iyo alpha matte zvakananga kubva pamufananidzo kana vhidhiyo pasina kuda inopihwa mushandisi-yakapihwa trimap.
Iyo yekuumbwa kurasikirwa inodzokorodza kumberi uye kumashure uchishandisa iyo yakafanotaurwa alpha uye inoenzanisa mhedzisiro kune yekuisa, inovandudza huchokwadi.
Ramba uchidzidza
Mamwe madhairekitori akasarudzirwa nyaya iyi
InoteveraGaidhi rinotevera
Imagen Chinyorwa-ku-Mufananidzo
AI Yekutarisa