Izithombe ezisezingeni eliphakeme, ezinamandla futhi ezinokwethenjelwa ukumodeliswa kwe-3D
ukukhanya nokuncane, ukunemba okuphezulu kwe-oblique photography Photography
Ikhamera yemephu yelensi eyodwa enobuchwepheshe obuphezulu nokunemba okuphezulu
Izesekeli ezincane, izindaba ezinkulu
Ukuhlola umhlaba, i-Cartography, i-Topographic, ukuhlola kwe-Cadastral, i-DEM / DOM / DSM / DLG
I-GIS, Ukuhlelwa kwedolobha, Ukuphathwa kwedolobha ledijithali, Ukubhaliswa kwezakhiwo
ukubalwa komhlaba, isilinganiso sevolumu, ukuqapha ukuphepha
Indawo ebabazekayo ye-3D, idolobha eliyisici, ukubona ngeso le-3D
ukwakhiwa kabusha ngemuva kokuzamazama komhlaba, Umphenyi nokwakhiwa kabusha kwendawo yokuqhuma, Indawo yenhlekelele i ...
Khetha ikhamera efanelekayo neqeqeshelwe ama-drones akho
1: I-UAV egibele:I-M200 V2、I-M210 V2、I-M210 RTK V2、I-M300RTK, kanye nanoma yimaphi ama-drones ama-multi-roter / fixed-wing / VTOL
2: Ukuhlanganiswa okuphezulu nama-UAI UAVs, okulula ukusebenza
3: Ukusekela ubuchwepheshe beTimeSync ukuthuthukisa ukunemba kwe-RTK Positioning Data
4: Encane futhi elula, yandisa impilo yebhethri ye-UAV
5: Isikhathi sokuvezwa esincane esincane -0.8s
6: Imemori khadi engashintshwa
I-7: I-lens engashintshwa, ifanele izinhlelo ezihlukile
8: Thola impendulo yesimo sokusebenza kwelensi ngesikhathi sangempela, gwema indiza engavumelekile
9: Cisha futhi uvale indiza ngokuvumelanayo, noma ngesandla '
10: Funda ngqo idatha ye-GPS kusuka kuma-drones
ifomethi yezithombe eziluhlaza yi-.jpg.
Imvamisa ngemuva kokundiza, okokuqala sidinga ukuzilanda zisuka kukhamera, ezidinga isoftware esiyiklanyile i- “Sky-Scanner”. Ngale software, singalanda idatha ngokhiye owodwa, bese sakha amafayela we-ContextCapture block nawo.
Xhumana nathi ukwazi kabanzi ngezithombe ezingavuthiwe>I-RIY-DG4 PROS ingabekwa kuma-drones ama-multi-rotor ne-wing-wing wokutholwa kwedatha ye-oblique.Ngenxa yophiko lokulawula, iyunithi lokudlulisa idatha namanye ama-subsystems ahlelekile, ngakho-ke kulula ukufakwa nokufakwa esikhundleni. nezinkampani eziningi ze-drone emhlabeni jikelele, zombili ezinamaphiko angaguquki nama-multi-rotor kanye ne-VTOL ne-helicopter, kuvela ukuthi zonke zishintshwe kahle kakhulu.
Xhumana nathi ukwazi kabanzi ngezithombe ezingavuthiwe>Sonke siyazi ukuthi ngesikhathi sendiza ye-drone, kuzonikezwa isibonakaliso se-trigger kumalensi amahlanu ekhamera ye-obique. Ngokomqondo, amalensi amahlanu kufanele adalulwe ngokulandelana, bese idatha ye-POS izorekhodwa ngasikhathi sinye.
Kepha ngemuva kokuqinisekiswa kwangempela, sifike esiphethweni: lapho ulwazi luyinkimbinkimbi ngokwengeziwe endaweni yesehlakalo, kukhula inani lemininingwane i-lens engalixazulula, icindezele, futhi ligcine, nesikhathi esithatha ukuqedela ukurekhoda.
Uma isikhawu esiphakathi kwezimpawu zesiginali sifushane kunesikhathi esidingekayo sokuthi ilensi iqedele ukuqopha, ikhamera ngeke ikwazi ukuveza okuzoholela "esithombeni esilahlekile".
BTW,i ukuvumelanisa nakho kubaluleke kakhulu kusiginali ye-PPK.
Xhumana nathi ukwazi kabanzi ngezithombe ezingavuthiwe>
I-DJI M600Pro + DG4Buhle |
||||||
GSD (cm) |
1 |
1.5 |
2 |
3 |
4 |
5 |
Ukuphakama kwendiza (m) |
88 |
132 |
177 |
265 |
354 |
443 |
Isivinini sendiza (m / s) |
8 |
8 |
8 |
8 |
8 |
8 |
Indawo eyodwa yokuhamba ngendiza (km2) |
0.26 |
0.38 |
0.53 |
0.8 |
0.96 |
1.26 |
Inombolo yesithombe sendiza eyodwa |
5700 |
3780 |
3120 |
2080 |
1320 |
1140 |
Inombolo yosuku lwendiza |
12 |
12 |
12 |
12 |
12 |
12 |
Indawo yokusebenza yonke Ngolunye usuku (km2) |
3.12 |
4.56 |
6.36 |
9.6 |
11.52 |
15.12 |
Table Ithebula lepharamitha libalwa ngesilinganiso sokugqagqana kwe-longitudinal esingu-80% kanye nesilinganiso esinqwabelanayo esinqwabelanayo esingu-70% (sincoma ukuthi
I-drone enamaphiko aqondile + DG4Buhle |
|||||
GSD (cm) |
2 |
2.5 |
3 |
4 |
5 |
Ukuphakama kwendiza (m) |
177 |
221 |
265 |
354 |
443 |
Isivinini sendiza (m / s) |
20 |
20 |
20 |
20 |
20 |
Indiza eyodwa
indawo yokusebenza (km2) |
2 |
2.7 |
3.5 |
5 |
6.5 |
Indiza eyodwa
inombolo yesithombe |
10320 |
9880 |
8000 |
6480 |
5130 |
Inani lezindiza
usuku olulodwa |
6 |
6 |
6 |
6 |
6 |
Ingqikithi yomsebenzi
Ngolunye usuku (km2) |
12 |
16.2 |
21 |
30 |
39 |
Table Ithebula lepharamitha libalwa ngesilinganiso sokugqagqana kwe-longitudinal esingu-80% kanye nesilinganiso esinqwabelanayo esinqwabelanayo esingu-70% (sincoma ukuthi
Xhumana nathi ukwazi kabanzi ngezithombe ezingavuthiwe>Ngemuva kweminyaka eminingana yentuthuko, manje eseChina, ukuthwebula izithombe kwe-oblique kuye kwasetshenziswa kabanzi kumaphrojekthi wokuhlola asezindaweni zasemakhaya. Kodwa-ke, ngenxa yokuvinjelwa kwemibandela yezobuchwepheshe bemishini, ukuthwebula izithombe kwe-oblique kusabuthakathaka ekulinganisweni kwe-cadastral kwezigcawu ezinkulu, ikakhulukazi ngoba ubude bokugxila nefomethi yesithombe yelensi yekhamera ye-oblique ayikho ezingeni elifanele. Ngemuva kweminyaka eminingi yesipiliyoni sephrojekthi, sithole ukuthi ukunemba kwemephu kufanele kube phakathi kuka-5 cm, khona-ke i-GSD kumele ibe phakathi kuka-2 cm, futhi imodeli ye-3D kufanele ibe yinhle kakhulu, emaphethelweni esakhiwo kufanele aqonde futhi acace.
Ngokuvamile, ubude obugxile kwikhamera obusetshenziselwa amaphrojekthi wokulinganisa asezindaweni zasemakhaya ngu-25mm ngokuma mpo nangama-35mm oblique. Ukuze kuzuzwe ukunemba kwe-1: 500, i-GSD kumele ibe ngaphakathi kuka-2 cm. Futhi ukuqinisekisa ukuthi, ukuphakama kwendiza kwama-drones ngokuvamile kuphakathi kuka-70m-100m. Ngokwalokhu ukuphakama kwendiza, ayikho indlela yokuqedela ukuqoqwa kwedatha yezakhiwo eziyi-100m-ngenhla.Ngisho noma wenza indiza noma kunjalo, ayikwazi ukuqinisekisa ukugqagqana kophahla, okuholela ezingeni elibi lemodeli Futhi ngoba ubude bokulwa buphansi kakhulu, kuyingozi enkulu kwi-UAV.
Ukuze sixazulule le nkinga, ngoMeyi 2019, senze isivivinyo sokuqinisekisa ukunemba kwe-Oblique Photography yezakhiwo eziphakeme ezisemadolobheni. Inhloso yalolu vivinyo ukuqinisekisa ukuthi ukunemba kokugcina kwemephu yemodeli ye-3D eyakhiwe yi-RIY-DG4pros oblique camera kungahlangabezana nemfuneko ye-5 cm RMSE.
Kulesi sivivinyo, sikhetha i-DJI M600PRO, ifakwe iRainpoo RIY-DG4pros oblique enamalensi amahlanu.
Ukuphendula izinkinga ezingenhla, nokwandisa ubunzima, sikhethe ngokukhethekile amaseli amabili anobude obuphakathi kwesakhiwo obungamamitha ayi-100 ukuze ahlolwe.
Amaphoyinti okulawula ahlelwe kabusha ngokuya ngemephu ye-GOOGLE, futhi imvelo ezungezile kufanele ivuleke futhi ingavinjelwa ngangokunokwenzeka. Ibanga phakathi kwamaphoyinti likububanzi obungu-150-200M.
Iphoyinti lokulawula liyisikwele esingu-80 * 80, lihlukaniswe laba bomvu futhi liphuzi ngokuya ngokwe-diagonal, ukuze kuqinisekiswe ukuthi isikhungo sephoyinti singabonakala kahle lapho isibonakaliso sinamandla kakhulu noma ukukhanya kunganele, ukwenza ngcono ukunemba.
Ukuze kuqinisekiswe ukuphepha kokusebenza, sigcine indawo ephakeme engamamitha angama-60, kanti i-UAV yandiza ngamamitha ayi-160. Ukuqinisekisa ukugqagqana kophahla, siphinde sakhuphula izinga lokugqagqana. Izinga lokugqagqana kwe-longitudinal lingu-85% kanti izinga lokugqagqana lokugqagqana liyi-80%, kanti i-UAV yandiza ngejubane le-9.8m / s.
Sebenzisa isoftware ye- “Sky-Scanner” (Ethuthukiswe yiRainpoo) ukulanda nokucubungula izithombe zokuqala, bese uzingenisa kwisoftware yeContextCapture 3D ngokhiye owodwa.
NGESIKHATHI: 15h.
Ukumodela kwe-3D
isikhathi: 23h.
Kusukela kumdwebo wegridi yokuhlanekezela, kungabonakala ukuthi ukuphazamiseka kwelensi kwe-RIY-DG4pros kuncane kakhulu, futhi ukuzungeza kucishe kuqondane ngokuphelele nesikwele esijwayelekile;
Ngenxa yobuchwepheshe be-optical yeRainpoo, singakwazi ukulawula inani le-RMS ngaphakathi kuka-0.55, okuyipharamitha ebalulekile ekunembeni kwemodeli ye-3D.
Kungabonakala ukuthi ibanga eliphakathi kwephoyinti eliyinhloko lelensi eme mpo nephuzu eliyinhloko lamalensi e-oblique yilezi: 1.63cm, 4.02cm, 4.68cm, 7.99cm, kususa umehluko wesikhundla sangempela, amanani amaphutha yilena: - I-4.37cm, -1.98cm, -1.32cm, 1.99cm, umehluko omkhulu wesikhundla ngu-4.37cm, ukuvumelanisa kwekhamera kungalawulwa kungakapheli ama-5ms;
I-RMS yamaphoyinti wokulawula abikezelwe futhi angempela asukela kumaphikseli we-0.12 kuye ku-0.47.
Siyabona ukuthi ngoba i-RIY-DG4pros isebenzisa amalensi obude obude, indlu engezansi kwemodeli engu-3d icace bha. Isikhathi esincane sokuvezwa kwekhamera singafinyelela kuma-0.6s, ngakho-ke noma ngabe isilinganiso sokugqagqana kwe-longitudinal sikhuphukele ku-85%, akukho ukuvuza kwesithombe okwenzekayo. Imizila yezakhiwo eziphakeme icace bha futhi iqonde ngokuyisisekelo, okuqinisekisa nokuthi singathola imikhondo enembile kwimodeli ngokuhamba kwesikhathi.
Kulesi sivivinyo, ubunzima ukuthi ukwehla okuphezulu nokuphansi kwendawo yesehlakalo, ukuminyana kwendlu kanye naphansi okuyinkimbinkimbi. Lezi zinto zizoholela ekwandeni kobunzima bokundiza, ubungozi obukhulu, kanye nemodeli embi kakhulu ye-3D, okuzoholela ekwehleni kokunemba kunhlolovo ye-cadastral.
Ngoba ubude be-RIY-DG4pros bude kunamakhamera ajwayelekile we-oblique, kuqinisekisa ukuthi i-UAV yethu ingandiza endaweni ephakeme ephephile, nokuthi ukulungiswa kwesithombe sezinto ezisemhlabathini kungaphakathi kuka-2 cm. Ngasikhathi sinye, ilensi efreyimu ephelele ingasisiza ukuthi sibambe ama-engeli amaningi ezindlu lapho indiza ezindaweni zokwakha ezixinene kakhulu, ngaleyo ndlela ithuthukise ikhwalithi yemodeli ye-3D. Ngaphansi kwesisekelo sokuthi wonke amadivayisi wehadiwe aqinisekisiwe, siphinde sithuthukise ukugqagqana kwezindiza nobuningi bokusabalalisa kwamaphoyinti okulawula ukuqinisekisa ukunemba kwemodeli ye-3D.
izithombe ze-oblique zezindawo eziphakeme kakhulu zenhlolovo ye-cadastral, kanye ngenxa yemikhawulo yemishini nokuntuleka kwesipiliyoni, kungalinganiswa kuphela ngezindlela zendabuko. Kepha ithonya lezakhiwo eziphakeme kwisignali ye-RTK futhi libangela ubunzima nokunganemba kahle kwesilinganiso. Uma singasebenzisa i-UAV ukuqoqa idatha, umthelela wezimpawu zesathelayithi ungasuswa ngokuphelele, futhi ukunemba okuphelele kwesilinganiso kungathuthukiswa kakhulu. Ngakho-ke impumelelo yalolu vivinyo ibaluleke kakhulu kithi.
Lokhu kuhlolwa kufakazela ukuthi i-RIY-DG4pros ingayilawula ngempela i-RMS ebangeni elincane, inokunemba okuhle kwe-3D, futhi ingasetshenziswa kumaphrojekthi wokulinganisa anembile wezakhiwo eziphakeme.
Ubukhulu-abufaki ikhava yelensi (mm) |
127 * 77 * 35mm |
Isisindo sekhamera |
330g |
Isixazululo esiphelele (MP) |
61 |
Usayizi wezinzwa |
35.7 * 23.8mm |
Ubude obugxile (mm) |
35/40/50/56 (kungashintshwa) |
I-Lens Mount |
Uhlobo lwe-E |
Isikhathi esincane sokuvezwa |
≤0.8s |
Imodi yokuvezwa kwekhamera |
Ukuvezwa kwe-Isochronic / Isometric |
Ipharamitha yokulungisa isikhombimsebenzisi |
Uhlobo-C |
Ukuhlangana kwe-I / O |
Ukubangela, serial, ukuchayeka maphakathi |
Okokufaka kwamandla (V input |
12-27 |
Imodi yokunikezwa kwamandla kwekhamera |
Pekweletwa yi-drone |
UMax. ukusetshenziswa kwamandla (W) |
6.5 |
Ukuqhubekiswa kwedatha |
I-SKYSCANNER (GPS) |
Umthamo wememori |
128g |
Ukushisa okusebenzayo |
-10 ℃ ~ 40 ℃ |
Umswakama (%) |
15-80 (ukungavumeli) |
14th phansi, No.377 Ningbo Road, Tianfu okusha Area, Chengdu, Sichuan, China
Ukwesekwa kwezilwandle: +8619808149372