Gaussian Splatting
Gaussian Splatting yana wakiltar yanayin 3D a matsayin miliyoyin ƙanana, masu launi, ɓangarorin bayyanannu waɗanda za a iya yin su a ainihin lokacin.
Dubawa
It delivers NeRF-like photorealism while running fast enough for interactive viewing.
Zurfafa nutsewa
An gabatar da shi a SIGGRAPH 2023, 3D Gaussian Splatting yana sake gina al'amuran daga hotuna kamar NeRF amma yana amfani da bayyananniyar wakilci maimakon hanyar sadarwa ta ɓoye. Kowane fage girgije ne na Gaussians na 3D, ɓangarorin ellipsoidal masu banƙyama, kuma kowane ɓangarorin yana adana matsayi, girma da daidaitawa (daidaitawar sa), bayyanuwa, da launi. Maimakon a hankali harbi haskoki ta hanyar hanyar sadarwa, hanyar "splats" waɗannan ɓangarorin kai tsaye a kan allo kuma ta haɗa su, tsari kusa da rasterization na gargajiya don haka da sauri. Horowa yana farawa daga gajimare mara iyaka da aka samar ta hanyar daidaitawar kamara, sannan yana inganta ɓangarorin yayin da yake ƙara dalla-dalla inda yanayin ba a sake gina shi ba tare da datsa inda ya cika yawan jama'a. Sakamakon shine ma'anar ainihin lokacin a 1080p tare da ingancin kishiya mafi kyawun NeRFs, wanda shine dalilin da ya sa ya bazu cikin sauri ta hanyar zane-zane da kayan aikin kamawa.
Fahimtar Fasaha
Makullin shine rasterizer na tushen tayal mai banbanta. 3D Gaussians ana hasashe zuwa 2D, an jera su ta zurfin, da alpha-blended kowane tayal allo, don haka ma'ana yana guje wa tafiya ta kowane-pixel da ke sa NeRF jinkirin. Ana adana launi tare da masu jituwa masu ma'ana, yana barin kowane kullin ya canza kamanni tare da kusurwar kallo don ɗaukar tunani. Saboda gaba dayan bututun ya bambanta, zuriyar gradient iri ɗaya da ta dace da hoton da NeRF ke amfani da ita yana haɓaka matsayi, sifofi, bawul, da launuka, yayin da matakin haɓaka ya girma ko raba Gaussians don ƙara cikakkun bayanai da suka ɓace.
Dabarun Tasiri
Gudu da sikelin
Kayayyakin AI na iya sarrafa aiki da bincike, ganowa, da ayyuka masu alama a sikelin.
Gina zaɓuɓɓuka
Ƙungiyoyin ƙirƙira za su iya samar da ra'ayoyi cikin sauri tare da ƙarancin bita da hannu.
Ƙungiya da aikin aiki
Ayyuka na iya amfani da siginar hoto da bidiyo waɗanda a baya suke da wahalar aiwatarwa.
Makomar Gaussian Splatting
Gaussian Splating yana motsawa da sauri daga bincike zuwa samfuran don kama 3D, taswira, da samarwa mai kama-da-wane, wani ɓangare saboda yana ba da ainihin lokacin akan GPUs masu amfani har ma da masu bincike. Aiki mai aiki yana nufin rage girman girman fayil (yanayi na iya zama babba), sarrafa fage mai ƙarfi da raye-raye, haskakawa, da gyara abubuwa ɗaya. Yi tsammanin haɗin kai mai ƙarfi tare da injunan wasa da AR/VR, hanyoyin haɗaɗɗiyar da ke haɗa tatsuniyoyi tare da raga, da ɗauka daga bidiyon waya. Ana ƙara ganin shi azaman madaidaicin aiki ga, ko maye gurbin, NeRF a duk inda abin da ya shafi saurin mu'amala.
Aiwatar da Gaskiyar Duniya
Ƙirƙirar ainihin-lokaci, faifan 3D na ɗakuna ko samfurori don gidan yanar gizo
Ƙirƙirar ƙirar ƙira da previsualization na fim tare da na'urar daukar hoto, saiti masu kewayawa
Binciken 3D mai sauri na abubuwa da mahalli daga bidiyo na waya ko drone
Gina mu'amalar AR/VR masu mu'amala da ke gudana cikin kwanciyar hankali akan kayan masarufi
Hatsari & Tsare-tsare
Haƙƙoƙin hoto da yarda na iya zama haxarin doka idan ba a fayyace ba.
Ayyukan samfuri na iya bambanta a ko'ina cikin haske, ƙididdiga, da mahalli.
Ƙarya tabbataccen ƙila ba za a iya lura da shi ba sai dai idan an kula da ƙofofin amincewa.
Taswirar Hanya
Ƙayyade ma'auni na karɓa don daidaito, tunowa, da farashi na kuskure.
Gwada tare da bayanan da suka dace da ainihin yanayin samarwa.
Ƙara bita na ɗan adam don ƙarancin amincewa ko tsinkaya mai tasiri.
Bi diddigin ƙirar ƙira kuma sake ingantawa bayan canje-canjen kamara ko saitin bayanai.
Ci gaba da Bincike
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Jagora na gaba
Tsarin Gaussian
Tambayoyin da ake yawan yi
What is Gaussian Splatting?
Gaussian Splatting yana wakiltar yanayin 3D a matsayin miliyoyin ƙanana, masu launi, ɓangarorin bayyanannu waɗanda za a iya yin su a ainihin lokacin. Yana ba da NeRF-kamar hoto na hoto yayin gudana da sauri isa don kallon hulɗa.
Ta yaya Gaussian Splatting ke wakiltar yanayin 3D?
Wurin shine gajimare bayyane na 3D Gaussians, kowane ellipsoid mai ban mamaki tare da matsayi, siffar, bawul, da launi.
Me yasa Gaussian Splatting yayi sauri don bayarwa fiye da ainihin NeRF?
Haɓakawa da haɗe-haɗe ta hanyar rasterization na tushen tayal yana guje wa jinkirin NeRF na kowane-pixel ray, yana ba da damar saurin-lokaci.
Wane bayani ne kowane 3D Gaussian ke adanawa?
Kowane ɓangarorin yana ɗaukar matsayi, daidaituwa (girma da daidaitawa), bayyanuwa, da bayanin launi.
Menene ake amfani da shi don barin launin toka ya canza tare da kusurwar kallo?
Launi yana lullube tare da jituwa mai siffar zobe, don haka kowane Gaussian na iya bayyana daban-daban daga kwatance daban-daban, yana ɗaukar tunani.
Ta yaya horo yawanci yake farawa a Gaussian Splatting?
Yana farawa da ƙananan maki daga tsari-daga-motsi na kamara, sannan yana inganta Gaussians daga can.