Uhlolojikelele
I-Plenoxels ibonise ukuthi ungakwazi ukwakha kabusha isigcawu se-3D ngemiphumela yekhwalithi ye-NeRF ngaphandle kwanoma iyiphi inethiwekhi ye-neural nhlobo — igridi nje yama-voxels egcina umbala nokuminyana. Umphumela uqeqesha cishe u-100x ngokushesha kune-NeRF yasekuqaleni kuyilapho ufanisa ikhwalithi yayo yokubuka.
I-Plenoxels kanye ne-Voxel Radiance Fields ingeyokugeleza komsebenzi wokubona ngekhompyutha okuhumusha noma okukhiqiza imidiya ebonakalayo ukuze ihlaziywe, isebenze, futhi isungulwe.
I-Deep Dive
I-NeRF ifinyelela i-photorealism kodwa ihamba kancane ngoba yonke isampula idinga ukudlula phambili kunethiwekhi ye-neural ejulile, futhi ukuqeqeshwa kungathatha amahora noma izinsuku. I-Plenoxels (uSara Fridovich-Keil, u-Alex Yu et al., 2022) ubuze umbuzo ovusa inkanuko: ingabe inethiwekhi iyadingeka? Impendulo yabo yathi cha. Bamele indawo njengegridi ye-voxel ye-3D egqagqene. I-voxel ngayinye esetshenziswayo igcina inani le-opacity elilodwa kanye nama-harmonic coefficients ayindilinga ahlanganisa umbala oncike ekubukeni. Ukuze inikeze iphikseli, isistimu ihlobanisa lawa manani ngomugqa ongunxantathu ku-ray futhi iwahlanganise ngokunikezwa kwevolumu evamile. Ngenxa yokuthi ayikho inethiwekhi, yonke into ithuthukiswa ngokuqondile ngokwehla kwe-gradient kumanani e-voxel, ajwayele ukushelela. Umphumela wesihloko: ikhwalithi eqhathaniswa ne-NeRF, eqeqeshwe ngamaminithi ku-GPU eyodwa.
I-Technical Insight
Umbala oncike ekubukeni uyingxenye ehlakaniphile. Esikhundleni senethiwekhi ekhipha i-RGB nge-engeli ngayinye yokubuka, i-voxel ngayinye igcina isethi encane yamakhoefiyenti ayindilinga e-harmonic (SH) ngeshaneli ngayinye yombala. Ukuhlola isisekelo se-SH esiqondisweni somsebe kwakha kabusha ukuthi umbala walelo phuzu ushintsha kanjani ngombono - kuthwebula okuvelele okukhethekile nokuboniswa. I-Opacity incike ekuqondeni. Ukuhumusha okuhlukene kwemigqa emithathu kanye nokunikezwa kwevolumu kwenza lonke inani le-voxel liqeqesheke ngokuqondile, ngakho ukuthuthukiswa kuwukulingana okuqondile, okungenayo inethiwekhi-isitayela esincane sesikwele.
I-Mastering Plenoxels kanye ne-Voxel Radiance Fields
I-Plenoxels ibonise ukuthi ungakwazi ukwakha kabusha isigcawu se-3D ngemiphumela yekhwalithi ye-NeRF ngaphandle kwanoma iyiphi inethiwekhi ye-neural nhlobo — igridi nje yama-voxels egcina umbala nokuminyana. Umphumela uqeqesha cishe u-100x ngokushesha kune-NeRF yasekuqaleni kuyilapho ufanisa ikhwalithi yayo yokubuka. I-Plenoxels kanye ne-Voxel Radiance Fields ingeyokugeleza komsebenzi wokubona ngekhompyutha okuhumusha noma okukhiqiza imidiya ebonakalayo ukuze ihlaziywe, isebenze, futhi isungulwe. Ukuze wakhe ukuqonda okujulile, phatha i-Plenoxels ne-Voxel Radiance Fields njengemodeli yokusebenza, hhayi isici esisodwa: chaza imiphumela oyifunayo, ucacise ukucabanga, futhi uhlukanise lokho uhlelo olungakwenza ngokwethembeka kulokho okusadinga ukwahlulela kochwepheshe.
Empeleni, amaqembu aqinile asebenzisa i-Plenoxels ne-Voxel Radiance Fields ngokunemba kwebhalansi namaqiniso okusebenza njengekhwalithi yedatha, ukuhluka kokukhanya, nokuvumelana kwamalebula. Babhala imibandela yempumelelo ecacile, ukuhlola okuqhathaniswa nedatha engokoqobo nokugeleza komsebenzi, futhi baphindaphinde ngokusekelwe kumaphethini okuhluleka aqashiwe esikhundleni sokuwina kwebhentshimakhi yesikhathi esisodwa. Yilapho ukuqonda kwethiyori kuguquka kube amandla ahlala njalo kuwo wonke umkhiqizo, inqubomgomo, kanye nokusebenza.
I-Visual AI ingakwazi ukuhlola, ukutholwa, nokumaka imisebenzi esikalini. Ngesikhathi esifanayo, amalungelo ezithombe kanye nemvume kungaba ubungozi bomthetho uma ukutholakala kungacacile. Indlela eqine kakhulu iwukuhlanganisa isivinini sokuhlola nesiyalo sokuphatha: qhuba abashayeli bezindiza, bamba ubufakazi, ushicilele amalogi ezinqumo, futhi ubuyekeze izivikelo ngokuqhubekayo njengoba imodeli yokuziphatha, okulindelwe ngabasebenzisi, kanye nezimfuneko zokulawula zishintsha.
I-Strategic Impact
I-Visual AI ingakwazi ukuhlola, ukutholwa, nokumaka imisebenzi esikalini.
I-Visual AI ingakwazi ukuhlola, ukutholwa, nokumaka imisebenzi esikalini. Ekusetshenzisweni kwekhwalithi ephezulu, lokhu kuhunyushwa emithethweni yokusebenza elinganisekayo, imingcele yobunikazi, nemikhuba yokubuyekeza ephindelelayo ukuze amaqembu akwazi ukukala ukuzethemba esikhundleni sokukala ukungaqondakali.
Amathimba aqanjiwe angakwazi ukulinganisa imiqondo ngokushesha ngezibuyekezo ezimbalwa ezenziwa mathupha.
Amathimba aqanjiwe angakwazi ukulinganisa imiqondo ngokushesha ngezibuyekezo ezimbalwa ezenziwa mathupha. Ekusetshenzisweni kwekhwalithi ephezulu, lokhu kuhunyushwa emithethweni yokusebenza elinganisekayo, imingcele yobunikazi, nemikhuba yokubuyekeza ephindelelayo ukuze amaqembu akwazi ukukala ukuzethemba esikhundleni sokukala ukungaqondakali.
Imisebenzi ingasebenzisa amasiginali wesithombe nawevidiyo obekunzima ukuwenza ngaphambilini.
Imisebenzi ingasebenzisa amasiginali wesithombe nawevidiyo obekunzima ukuwenza ngaphambilini. Ekusetshenzisweni kwekhwalithi ephezulu, lokhu kuhunyushwa emithethweni yokusebenza elinganisekayo, imingcele yobunikazi, nemikhuba yokubuyekeza ephindelelayo ukuze amaqembu akwazi ukukala ukuzethemba esikhundleni sokukala ukungaqondakali.
Ukuqaliswa Komhlaba Wangempela
Ukwakha kabusha ngokushesha into ethathiwe ibe yimpahla ye-3D ngamaminithi we-e-commerce noma imnyuziyamu yokwenza idijithali, esikhundleni samahora okulinda.
I-prototyping esheshayo yokuhlanganisa kokubuka inoveli ku-GPU yomthengi oyedwa ukuze kwenziwe ucwaningo nemfundo.
Ikhiqiza izigcawu ze-voxel ezihlelekayo, ezisobala amaciko angakwazi ukuzihlola futhi azithene, ngokungafani nezisindo zenethiwekhi ezingacacile.
Ukukhonza njengesibonelo sokufundisa ukuthi ukumelwa kwesigcawu, hhayi ukufunda okujulile, yikho okukhiqiza imiphumela ye-photorealistic.
Amaphethini Okusebenzisa
I-Plenoxels kanye ne-Voxel Radiance Fields iyasebenza
Ukwakha kabusha ngokushesha into ethathiwe ibe yimpahla ye-3D ngamaminithi we-e-commerce noma imnyuziyamu yokwenza idijithali, esikhundleni samahora okulinda.
Ukwakha kabusha ngokushesha into ethathiwe ibe yimpahla ye-3D ngamaminithi okuhweba nge-e-commerce noma emnyuziyamu, esikhundleni samahora okulinda Amathimba ngokuvamile athola imiphumela engcono lapho echaza imingcele yekhwalithi ngaphambili, agcine indlela yokukhuphuka yomuntu yamakesi asemaphethelweni, futhi alandelele kokubili izinzuzo zokukhiqiza nezindleko zamaphutha ngokuhamba kwesikhathi.
I-Plenoxels kanye ne-Voxel Radiance Fields iyasebenza
I-prototyping esheshayo yokuhlanganisa kokubuka inoveli ku-GPU yomthengi oyedwa ukuze kwenziwe ucwaningo nemfundo.
Ukwenziwa kwe-prototyping okusheshayo kokuhlanganiswa kokubuka kwenoveli ku-GPU yomthengi oyedwa yocwaningo kanye nemfundo Amathimba ngokuvamile athola imiphumela engcono lapho echaza izinga eliphezulu ngaphambili, egcina indlela yokukhuphuka yomuntu yamacala abucayi, futhi alandelele kokubili izinzuzo zokukhiqiza nezindleko zamaphutha ngokuhamba kwesikhathi.
I-Plenoxels kanye ne-Voxel Radiance Fields iyasebenza
Ikhiqiza izigcawu ze-voxel ezihlelekayo, ezisobala amaciko angakwazi ukuzihlola futhi azithene, ngokungafani nezisindo zenethiwekhi ezingacacile.
Ikhiqiza izigcawu ze-voxel ezihlelekayo, ezicacile amaciko angakwazi ukuzihlola futhi azithene ngokuqondile, ngokungafani nezisindo zenethiwekhi ezingacacile Amaqembu ngokuvamile athola imiphumela engcono lapho echaza ikhwalithi ephezulu ngaphambili, agcina indlela yokukhuphuka komuntu yamakesi asemaphethelweni, futhi alandelele kokubili izinzuzo zokukhiqiza nezindleko zamaphutha ngokuhamba kwesikhathi.
I-Plenoxels kanye ne-Voxel Radiance Fields iyasebenza
Ukukhonza njengesibonelo sokufundisa ukuthi ukumelwa kwesigcawu, hhayi ukufunda okujulile, yikho okukhiqiza imiphumela ye-photorealistic.
Ukukhonza njengesibonelo sokufundisa ukuthi ukumelwa kwesigcawu, hhayi ukufunda okujulile, yikho okukhiqiza imiphumela ye-photorealistic Amaqembu ngokuvamile athola imiphumela engcono uma echaza ikhwalithi ephezulu ngaphambili, egcina indlela yokukhuphuka komuntu yamakesi asemaphethelweni, futhi alandelele kokubili izinzuzo zokukhiqiza nezindleko zamaphutha ngokuhamba kwesikhathi.
Izingozi & Guardrails
Amalungelo ezithombe kanye nemvume kungaba ubungozi bezomthetho uma ukuvela kungacacile.
Ukusebenza kwemodeli kungahluka kukho konke ukukhanya, izibalo zabantu, kanye nezindawo.
Okuhle okungelona iqiniso kungase kungabonakali ngaphandle uma izinga lokuzethemba liqashelwa.
Ukuqalisa Umhlahlandlela
Chaza indlela yokwamukela yokunemba, ukukhumbula, nezindleko zamaphutha.
Chaza indlela yokwamukela yokunemba, ukukhumbula, nezindleko zamaphutha. Phatha isinyathelo ngasinye njengesango lobufakazi: uma imibandela ingafinyelelwa, misa ukukhishwa, vala igebe, bese unweba ukusetshenziswa.
Hlola ngedatha efana nezimo zangempela zokukhiqiza.
Hlola ngedatha efana nezimo zangempela zokukhiqiza. Phatha isinyathelo ngasinye njengesango lobufakazi: uma imibandela ingafinyelelwa, misa ukukhishwa, vala igebe, bese unweba ukusetshenziswa.
Engeza isibuyekezo somuntu ukuze uthole ukuzethemba okuphansi noma izibikezelo zomthelela omkhulu.
Engeza isibuyekezo somuntu ukuze uthole ukuzethemba okuphansi noma izibikezelo zomthelela omkhulu. Phatha isinyathelo ngasinye njengesango lobufakazi: uma imibandela ingafinyelelwa, misa ukukhishwa, vala igebe, bese unweba ukusetshenziswa.
Landelela ukukhukhuleka kwemodeli bese uqinisekisa kabusha ngemva kwezinguquko zekhamera noma zesethi yedatha.
Landelela ukukhukhuleka kwemodeli bese uqinisekisa kabusha ngemva kwezinguquko zekhamera noma zesethi yedatha. Phatha isinyathelo ngasinye njengesango lobufakazi: uma imibandela ingafinyelelwa, misa ukukhishwa, vala igebe, bese unweba ukusetshenziswa.