Odometry anya
Visual odometry na-eme atụmatụ ka igwefoto si aga n'ụwa site n'ịchọpụta ka ihe onyonyo a si agbanwe na etiti.
Nchịkọta
It matters because it lets robots, drones, and AR devices know their position without GPS, using vision alone.
Ime miri emi
Visual odometry (VO) na-atụsi mbọ ike na-eme ngagharị nke igwefoto, ntụgharị ya na ntụgharị ya, site n'ịtụle onyonyo n'usoro. Pipeline dabere na njirimara na-achọpụta isi ihe, dakọtara ma ọ bụ soro ha n'ofe okpokolo agba, wee gbakọọ ọnọdụ sitere na mmekọrịta geometric n'etiti isi ihe dakọtara, wee kechie mmụba ndị a ka ọ bụrụ ọnọdụ. Uzo kpọmkwem kama wedata njehie photometric (iche ịdị ike pixel) na-enweghị atụmatụ doro anya. VO bụ njedebe n'ihu nke ọtụtụ sistemụ SLAM, mana ebe SLAM zuru oke na-ewulite ma na-edobe maapụ zuru ụwa ọnụ yana mmechi akaghị aka, VO doro anya na-elekwasị anya na ngagharị-na-emebe mpaghara. Adịghị ike ya na-akpafu: obere mperi mperi na-agbakọta ka oge na-aga. VO na-enye ike ụgbọ ala na-anya onwe ya, rovers mbara ala, drones na gburugburu GPS agọnarị, yana nsuso isi isi na AR/VR.
Nghọta nka nka
Monocular VO na-eweghachi mmegharị site na matriks dị mkpa, nke na-eme ka geometry epipolar dị n'etiti echiche abụọ wee mebie n'ime ntụgharị na ntụgharị, mana ọ bụ naanị ruo n'oke amaghị. Igwefoto stereo ma ọ bụ RGB-D na-edozi oke nhụsianya ahụ site na iji usoro ntọala ma ọ bụ omimi amaara ama. Ọtụtụ sistemụ ọgbara ọhụrụ na-ejikọta VO na IMU (visual-inertial odometry), na-ejikọta ngwa ngwa accelerometer na data gyroscope iji meziwanye ike n'oge mmegharị ngwa ngwa, ederede dị ala, ma ọ bụ mmegharị ahụ.
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 Odometry Visual
VO na-aga n'ihu n'ụzọ mmụta na ngwakọ: netwọk miri emi na-atụle omimi, mgbaba anya, na pose, na ọbụna na-azụ ọzụzụ n'ụzọ nke onwe ya site na iji nhụsianya-njikọ. Ngwakọta visual-inertial siri ike, igwefoto ihe omume na-eweghara mgbanwe nchapụta microsecond, yana ndị na-eme ngwa ngwa akwara na-akwali VO gaa n'ike siri ike n'ọchịchịrị, ọsọ dị elu, na ihe nkiri siri ike, na-aghọ ntọala ntọala maka igwe kwụụrụ onwe na nhazi ohere.
Mmejuputa n'ezie n'ụwa
Ndị na-agba Mars dị ka nnọgidesi ike na-eji odometry visual wee soro mwepu wiil na ịnyagharị ala na-enweghị GPS
Igwe isi AR/VR na-enyocha ọnọdụ isi site na igwefoto onboard maka nsochi 6DoF dị n'ime
Drones na-ejigide ụgbọ elu kwụsiri ike na ịnyagharị n'ime ụlọ ma ọ bụ na gburugburu GPS ajụghị
Ụgbọ ala ndị na-anya onwe ya na robots na-ejikọta ngagharị igwefoto na data IMU iji wepụta n'etiti mmelite maapụ
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
Free newsletter
Get the daily AI briefing
Three verified AI stories every weekday morning, written in plain English. Free forever, no ads.
One email each weekday. Unsubscribe in one click. We never sell or share your address.
Test yourself
Take the Visual Odometry quiz
Instant feedback on every answer, and a shareable certificate with a verifiable ID once you pass a course.
Support free AI education. AI Understanding is a 501(c)(3) nonprofit — no ads, no paywall, ever. Make a donation
Ntuziaka na-esote
Azịza ajụjụ anya
Ajụjụ a na-ajụkarị
What is Visual Odometry?
Visual odometry na-eme atụmatụ ka igwefoto si aga n'ụwa site n'ịchọpụta ka ihe onyonyo a si agbanwe na etiti. Ọ dị mkpa n'ihi na ọ na-ahapụ robots, drones, na ngwaọrụ AR mara ọnọdụ ha na-enweghị GPS, na-eji ọhụụ naanị.
Kedu ihe odometry visual na-echekarị?
Anya odometry na-eso ka onyonyo si agbanwe n'etiti okpokolo agba iji tụọ ọnọdụ igwefoto, na-ekekọta ndị a ka ọ bụrụ ọnọdụ.
Gịnị bụ 'drift' na visual odometry?
N'ihi na VO na-eme atụmatụ mmegharị na-arịwanye elu, obere mperi na nzọụkwụ ọ bụla na-eme ka oge na-aga, na-eme ka ụzọ a na-eme atụmatụ isi n'ezi ụzọ pụta.
Kedu ihe kpatara odometry visual monocular na-ata ahụhụ site na enweghị mgbagwoju anya?
Site n'otu iyi nlele, matriks dị mkpa na-enye ntụgharị naanị ruo n'oke amaghị ama; stereo baseline ma ọ bụ omimi ihe mmetụta dị mkpa iji dozie ezi ọnụ ọgụgụ.
Kedu ka odometry visual-inertial si eme ka ike sie ike?
Ijikọta atụmatụ mmegharị anya na nha inertial na-enyere aka n'oge mmegharị ngwa ngwa, nhụsianya ngagharị, ma ọ bụ ihe nkiri dị ala ebe ọhụụ naanị na-agbasi mbọ ike.
Kedu ka odometry anya dị larịị si dị iche na SLAM visual zuru oke?
VO na-abụkarị ihe nleba anya ngagharị n'ihu; SLAM na-agbakwụnye maapụ zuru ụwa ọnụ na mmechi akaghị aka iji dozie mkpagharị akwakọba.