Nnọchite anya ngwakọ 3D DMTet
DMTet (Deep Marching Tetrahedra) bụ ihe nnọchianya 3D ngwakọ na-ejikọta grid tetrahedral nwere ike ime ka netwọọdụ akwara nwee ike iwepụta nkọwa zuru ezu, mmiri na-adịghị mmiri ozugbo.
Nchịkọta
It matters because it makes high-resolution 3D mesh generation differentiable and end-to-end trainable.
Ime miri emi
DMTet, nke NVIDIA webatara na 2021, na-agwakọta ihe ngosi 3D doro anya na nke doro anya. Ọ na-amalite site na nrụrụ nke tetrahedra; na vertex ọ bụla netwọk netwọk na-ebu amụma uru anya bịanyere aka na ya (nke dị n'èzí elu, adịghị mma n'ime) yana nkwụsị ọnọdụ. Okpokoro Tetrahedra Marching dị iche wee wepụta ntupu triangle doro anya ebe ọ bụla akara nke ubi dị anya na-efefe n'akụkụ tetrahedron. N'ihi na a na-amụta ma ụkpụrụ SDF na ọnọdụ vertex na mmịpụta elu dị iche, ị nwere ike ịkwalite pipeline niile megide mfu ihe oyiyi 2D ma ọ bụ nlekọta 3D. DMTet na-akwado nkewa nke ọma na nke ọma, na-edozi naanị tetrahedra dị nso n'elu iji gbakwunye nkọwa geometric nke ọma na-enweghị imebi ikike na oghere efu.
Nghọta nka nka
Aghụghọ a bụ oyi akwa Marching Tetrahedra dị iche: njem tetrahedra kpochapụrụ abụghị ihe dị iche n'ihi na mesh topology na-agbanwe nke ọma, mana DMTet na-eme ka gradients na-aga site na ụkpụrụ SDF buru amụma na nrụrụ vertex nke na-ekpebi ebe ihu elu ala. A na-edobe oghere dị n'elu site na interpolation linear n'akụkụ tetra site na iji mgbanwe akara SDF, yabụ ọnọdụ na nkọwapụta na-akawanye mma mgbe topology na-emegharị.
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 nnọchi anya DMTet ngwakọ 3D
DMTet ghọrọ ọkpụkpụ azụ maka ederede-gaa-3D na oyiyi-na-3D usoro. Ọ na-enye NVIDIA's GET3D ike maka imepụta ụdị ederede na ọkwa ndozi elu nke pipeline dị ka Magic3D na Fantasia3D, nke na-amalite site na NeRF siri ike wee tụgharịa gaa na ntupu DMTet maka nkọwa zuru oke. Na-atụ anya ka a na-eji ya dị ka ọkwa akwa mmiri nke na-atụgharị 3D ụzọ volumetric ma ọ bụ mgbasa ozi ka ọ bụrụ ihe dị ọcha, meshes dị njikere egwuregwu, yana ọrụ na-aga n'ihu na mkpebi dị elu yana njikọta ederede ka mma.
Mmejuputa n'ezie n'ụwa
Na-emepụta ihe na-adịghị mma, àgwà 3D dị njikere egwuregwu na meshes na NVIDIA's GET3D generative model
Na-eje ozi dị ka ọkwa nrụzi ntupu dị elu na sistemụ ederede gaa na 3D dị ka Magic3D
Ịtụgharị nsonaazụ NeRF dị oke oke ka ọ bụrụ ntupu triangle dị nkọ ma nwee ike mbupụ
Na-ebuli udi 3D ozugbo site na onyonyo nlele ọtụtụ site na iji mfu na-akpata dị iche iche
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
Ederede-ruo-3D Ọgbọ
Ajụjụ a na-ajụkarị
What is DMTet Hybrid 3D Representation?
DMTet (Deep Marching Tetrahedra) bụ ihe nnọchianya 3D ngwakọ na-ejikọta grid tetrahedral nwere ike ime ka netwọọdụ akwara nwee ike iwepụta nkọwa zuru ezu, mmiri na-adịghị mmiri ozugbo. Ọ dị mkpa n'ihi na ọ na-eme ka ọgbọ mesh 3D dị elu dị iche iche na njedebe na njedebe.
Kedu ihe abụọ DMTet na-ejikọta na nnọchite anya ngwakọ ya?
DMTet na-ejikọta grid tetrahedral nwere ike ịmegharị ya na ụkpụrụ dị anya bịanyere aka n'akwụkwọ amụma iji mee ka mmịpụta ntupu dị iche.
Kedu ihe uru anya bịanyere aka na ya na vertex ọ bụla na-egosi?
Ebe dị anya bịanyere aka na ya na-egosi ebe dị anya n'elu ya na akara nke na-egosi n'ime n'èzí, ya mere ịgafe efu na-akọwa elu.
Kedu otu esi ewepụta ntupu triangle doro anya na DMTet?
Nzọụkwụ Tetrahedra Marching dị iche na-edobe elu elu ebe ọ bụla SDF na-agbanwe akara n'akụkụ ọnụ tetrahedron.
Kedu ihe na-eme ka mmịpụta elu DMTet dị iche n'agbanyeghị mgbanwe topology?
Ọ bụ ezie na topology na-agbanwe nke ọma, gradients na-agbasa site na ụkpụrụ SDF na-aga n'ihu yana nrụrụ vertex mụtara nke na-edobe ọnọdụ elu elu.
Kedu ka DMTet si agbakwunye nkọwa geometric dị mma nke ọma?
Ọ na-ekewa naanị tetrahedra nso n'elu, na-elekwasị anya ike ebe achọrọ nkọwa kama ịnọ na oghere efu.