Plenoxels na Voxel Radiance Fields
Plenoxels gosipụtara na ị nwere ike wulite ọnọdụ 3D yana nsonaazụ NeRF na-enweghị netwọkụ akwara ọ bụla - naanị grid nke voxels na-echekwa agba na njupụta.
Nchịkọta
The result trains roughly 100x faster than the original NeRF while matching its visual quality.
Ime miri emi
NeRF na-enweta fotorealism mana ọ dị ngwa n'ihi na nlele ọ bụla chọrọ ịgafe n'ihu na netwọkụ akwara miri emi, ọzụzụ nwere ike were awa ma ọ bụ ụbọchị. Plenoxels (Sara Fridovich-Keil, Alex Yu et al., 2022) jụrụ ajụjụ na-akpali akpali: netwọk ọ dị mkpa ọbụna? Azịza ha bụ mba. Ha na-anọchi anya ọnọdụ ahụ dị ka grid voxel 3D pere mpe. Voxel nke ọ bụla nwere na-echekwa otu uru opacity gbakwunyere ọnụọgụ nkwekọ gbara okirikiri nke na-etinye akara agba dabere na nlele. Iji nye pikselụ, sistemu ahụ na-ejikọta ụkpụrụ ndị a n'akụkụ ray wee jikọta ha na nsụgharị ọkọlọtọ. N'ihi na enweghị netwọkụ, a na-emezi ihe niile ozugbo site na mgbada gradient na ụkpụrụ voxel, na-ahazi maka ịdị nro. Nsonaazụ isiokwu: àgwà atụnyere NeRF, zụrụ na nkeji na otu GPU.
Nghọta nka nka
Agba dabere na ele bụ akụkụ mara ihe. Kama netwọkụ na-emepụta RGB n'otu akụkụ nlele, voxel nke ọ bụla na-echekwa obere ihe ngbanwe nke gburugburu (SH) n'otu ọwa agba. Nyochaa ndabere SH na ntụzịaka ray na-ewughachi ka agba nke ebe ahụ si agbanwe n'echiche - na-ewepụta ihe pụtara ìhè na ntụgharị uche. Opacity bụ n'adabereghị na ntụzịaka. Mkparịta ụka trilinear dị iche iche yana ntụgharị olu na-eme ka uru voxel ọ bụla nwee ike ịzụ ya ozugbo, ya mere njikarịcha bụ ihe kwụ ọtọ, ụdị dabara adabara obere-squares na-enweghị netwọk.
Mmetụta atụmatụ
Ọsọ na ọnụ ọgụgụ
Visual AI nwere ike megharịa nyocha, nchọpụta na mkpado ọrụ n'ọtụtụ.
Mee nhọrọ
Otu ndị na-emepụta ihe nwere ike imepụta echiche ngwa ngwa site na ngbanwe akwụkwọ ntuziaka ole na ole.
Team na usoro ọrụ
Ọrụ nwere ike iji onyonyo na akara vidiyo siri ike ịhazi.
Ọdịnihu nke Plenoxels na Voxel Radiance Field
Plenoxels gosipụtara na nnochite anya, ọ bụghị netwọkụ akwara, na-eme ka NeRF dị mma - nchoputa nke megharịrị ubi ahụ. Ọ kpaliri ụzọ ndị doro anya na ngwakọ dị ka ngwa ngwa ngwa ngwa-NGP na, n'ikpeazụ, 3D Gaussian Splatting, nke na-achịkwa nsụgharị oge dị adị. Na-atụ anya ịga n'ihu na-aga n'ihu n'ụzọ doro anya, enyi na enyi GPU na-azụ na sekọnd ma na-eme ya ozugbo, na-eji netwọkụ akwara eme ihe na-ahọrọ karịa ka ụlọ ahịa ihe nkiri bụ isi.
Mmejuputa n'ezie n'ụwa
Na-ewughachi ngwa ngwa ejidere n'ime akụrụngwa 3D n'ime nkeji maka e-azụmahịa ma ọ bụ digitization ngosi nka, kama ichere awa.
Nleta ngwa ngwa nke njikọ nlele ọhụụ na otu GPU ndị ahịa maka nyocha na agụmakwụkwọ.
Na-emepụta ihe ngosi voxel doro anya nke ndị na-ese ihe nwere ike inyocha ozugbo wee kwachaa, n'adịghị ka netwọọdụ dị arọ na-adịghị ahụkebe.
Ije ozi dị ka ihe atụ nkuzi na ihe ngosi ihe nkiri, ọ bụghị mmụta miri emi, bụ ihe na-arụpụta nsonaazụ foto.
Ihe ize ndụ & okporo ụzọ nche
Ikike onyonyo na nkwenye nwere ike bụrụ ihe egwu dị n'iwu ma ọ bụrụ na edoghị anya.
Ọrụ nlereanya nwere ike ịdịgasị iche n'ofe ọkụ, igwe mmadụ, na gburugburu.
Enwere ike ghara ịhụ ihe dị mma ma ọ bụrụ na enyochaghị oke ntụkwasị obi.
Map mmejuputa
Kọwaa ụkpụrụ nnabata maka nkenke, icheta, na ụgwọ njehie.
Nwalee na data dabara na ọnọdụ mmepụta n'ezie.
Tinye nyocha mmadụ maka obere obi ike ma ọ bụ amụma mmetụta dị elu.
Sochie ihe nlere anya wee megharịa ka emechara mgbanwe igwefoto ma ọ bụ dataset.
Nọgide na-eme nchọpụta
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Ntuziaka na-esote
Ubi Radiance Neural
Ajụjụ a na-ajụkarị
What is Plenoxels and Voxel Radiance Fields?
Plenoxels gosipụtara na ị nwere ike wulite ọnọdụ 3D yana nsonaazụ NeRF na-enweghị netwọkụ akwara ọ bụla - naanị grid nke voxels na-echekwa agba na njupụta. Nsonaazụ a na-azụ ihe dị ka 100x ọsọ ọsọ karịa NeRF mbụ ka ọ dabara n'ịdị mma anya ya.
Kedu ihe nhọrọ imewe kachasị ịtụnanya na Plenoxels ma e jiri ya tụnyere NeRF?
Plenoxels na-echekwa ọnọdụ ahụ ozugbo na grid voxel ma kwalite ụkpụrụ ndị ahụ, na-enweghị netwọkụ akwara na pipeline.
Kedu ihe voxel nke ọ bụla nwere na Plenoxels na-echekwa iji weghara agba dabere na nlele?
Voxel nke ọ bụla na-ejide opacity gbakwunyere ọnụọgụ harmonic okirikiri n'otu ọwa agba, nke na-edekọ ka agba na-agbanwe na ntụzịaka nlele.
Ogologo oge ole ka Plenoxels zụrụ azụ ma e jiri ya tụnyere NeRF mbụ?
Site na iwepu ngafe netwọkụ ọ bụla, Plenoxels zụrụ n'usoro nke ugboro 100 ngwa ngwa, na-agwụcha na nkeji.
Kedu ka esi enweta ụkpụrụ site na grid voxel n'akụkụ ray?
Plenoxels na-eji interpolation dị iche iche nke trilinear iji gụọ agba na opacity nke ọma n'etiti etiti voxel.
Kedu nkwubi okwu sara mbara ka Plenoxels gosipụtara n'ọhịa ahụ?
Site n'itinye ogo NeRF na-enweghị netwọkụ, Plenoxels gosipụtara nnochite anya na njikarịcha, ọ bụghị MLP, bụ ndị kpatara nsonaazụ ya.