Fagen Aikin

Don haɓaka haɓaka haɓakar haɗin gwiwar gidaje na gidaje, filin gine-gine na gama gari da sauran ayyukan rajistar haƙƙin mallaka na karkara. A shekarar 2016, Gundumar Yuncheng Yanhu ta kammala bincike na cadastral na 'yancin yin amfani da gidaje da filayen gine-gine na gama gari, tare da aza harsashi mai ƙarfi na yin rijistar gidaje. Yanzu haka a hukumance kuma mun kaddamar da aikin tabbatar da kadarorin kadara da rajistar gidajen kauye da ke gundumar Yanhu da kuma aikin samar da kayayyaki na 3D Real Estate Modeling and Procure Project. Abubuwan da ke cikin aikin sun haɗa da binciken mallakin gidaje na karkara, taswirar taswirar ma'auni na sikelin 1:500, hoto mai ɗaukar hoto, ƙirar ƙirar 3D, da haɓaka software na tsarin rajista da takaddun shaida.

Bayanan Kamfanin

Star Space (tianjin) Technology Development Co., LTD., wani yanki ne mai ba da sabis na masana'antar bayanai da ke haɗa bayanan 3D da bincike da ci gaba na dandamali na bayanan yanki.

Babban kasuwancin kamfanin shine binciken iska na lidar na iska, binciken binciken Laser na wayar hannu, binciken sikanin laser ƙasa, binciken sararin samaniya mara matuki, samar da samfuran 4D da ginin bayanai, ginin birni na dijital na 3D, 3D dijital dijital da samar da raye-raye na 3D, Haɓaka software na GIS, da dai sauransu. Ayyukanta sun haɗa da bincike na asali da taswira, tsara birane, kula da ƙasa, gine-ginen birni mai wayo, gaggawar gaggawa na birane, kula da wayar hannu, da kuma bincike da taswirar tituna, bututun mai da masana'antun kiyaye ruwa.

Yankin Bincike

Lardin Yuncheng Salt Lake yana kudu maso yammacin lardin Shanxi, yana kan mahadar lardin Qin, Jin da Yu a tsakiyar tsakiyar kogin Yellow, ya hada gundumar Xia a gabas, Yongji da Linyi a yamma, da tsaunin Zhongtiao Pinglu da Ruicheng a kudu, da Dutsen Jiwang da Wanrong, Jishan da Wenxi a arewa. Fadin yankin na da fadin kilomita 41 daga gabas zuwa yamma, tsawon kilomita 62 daga arewa zuwa kudu, kuma fadinsa ya kai murabba'in kilomita 1237.

Aikin ya kunshi jimillar garuruwa 19, kauyukan gudanarwa 287, da filayen fili kimanin 130,000, wanda ya kai fadin murabba'in mita 100. A yayin aikin, a cikin tsayayyen buƙatun takaddun da ma'auni masu dacewa, aikin ya aiwatar da cikakken binciken mallakar gidaje na karkara, taswirar taswirar sikelin sikelin 1: 500, hoto mai ma'ana, ƙirar ƙira mai girma uku, da haɓaka software na dukiya. tsarin rajista da takaddun shaida. Adadin kwangilar aikin ya haura yuan miliyan 40.

Zaɓin Kayan aiki

Ana amfani da nau'i biyu na kayan aikin jirgin sama a wannan aikin. DJI M300 UAV yana sanye da kyamarar Chengdu Rainpoo D2 PSDK, kuma M600 tana sanye da kyamarar DG3 PROS. Gudanar da ciki ta amfani da 30 sarrafa gungu na kwamfuta, kwamfuta sanye take da 2080TI ko 3080 graphics card, 96G memory, uku AT(aerotriangulation) sabobin tare da 10T m-state hard disk, node machine 256 solid-state hard disk.Rainpoo ƙwararriyar kyamarar taswirar drone ce. masana'anta, kuma ana amfani da kyamarar Rainpoo oblique sosai a cikin aikin binciken sararin sama. Hotuna masu inganci waɗanda aka tattara tare da kyamarar shine garantin sakamako na ƙirar ƙirar 3d.

Bayanin Jirgin Sama da Jirgin Sama

A cikin wannan aikin, tsayin ƙirar ƙira ya kasance 83 m, ƙudurin ƙasa (GSD) shine 1.3cm, kuma an aiwatar da aikin bisa ga jigon jigon / gefe na 80/70% na ma'aunin cadastral na al'ada. An shimfida hanyar a arewa zuwa kudu gwargwadon iyawa, kuma an samu hotuna sama da miliyan 4 na asali. Tazarar GCP kusan mita 150 ne, kuma kewaye da kusurwar wurin auna sun karu da yawa yadda ya kamata.

sarrafa bayanai

Yankin ƙauyukan da ke yankin da aka gudanar da binciken kusan kilomita murabba'i 0.3 ne, wasu daga cikinsu sun kai fiye da murabba'in mita 1, kuma adadin hotuna ya kai kusan 20,000. Akwai ƴan matsalolin fasaha a cikin sarrafa ƙirar ƙima, wanda shine ainihin aikin bututun. Taswirar Cadastral da gyare-gyaren ƙira sune galibi dabarun tekun ɗan adam. Ayyuka kamar su monomers, ajiyar bayanai, nunin bayanai da sauran ayyuka ana sarrafa su ta software ta kamfani ta haɓaka da kanta.

Saboda yawan hotuna, an yi amfani da M3D AT (Aerial Triangulation) don sarrafa bayanai. Duk ayyukan suna da asali iri ɗaya da girman toshe ɗaya, don haka lambar toshe sakamakon kowane aikin ya zama na musamman, wanda ya dace don adana samfurin da bincike. Ana nuna teburin haɗin toshe a ƙasa:

Ƙarshen Aikin

A halin yanzu, wannan aikin ba a kammala shi ba, kuma kawai an yi rajista da ƙididdiga masu sauƙi akan matsakaicin sakamakon samfurin. Yawancin matsalolin za a iya magance su ta hanyar sake dawo da masana'antar ciki da kuma sake zana hoton, yayin da wasu kaɗan ke buƙatar sake tashi.

Gabaɗaya, daidaiton ƙirar yana da kyau, kuma ƙimar wucewa ya fi 95%. Dangane da samfurin, ƙirar DG3 ya ɗan fi ƙirar D2 a ƙarƙashin yanayi iri ɗaya. Matsalolin ƙira sun haɗa da abubuwan da ke biyowa: taimako na ƙasa wanda ke haifar da digiri ko ƙuduri bai cika buƙatu ba, yanayin ruwan sama ko hazo wanda ya haifar da ƙarancin haske ko ganuwa.

Hoton Hoton Samfurin

Kafin tashin jirgin, ana amfani da kayan aikin RTK don auna madaidaicin daidaitawa na wuraren fasalin ƙasa (kamar tsallaken zebra, layin sa alama, maƙasudin nau'in L da sauran mahimman abubuwan fasalulluka) a cikin yankin ma'auni azaman wuraren bincike don bincika daidaiton ƙirar a mataki na gaba. . Ana amfani da tsarin daidaitawa na CS2000 don wurin bincike kuma ana amfani da tsayin siga mai dacewa don haɓakawa. Mai zuwa shine yanayin ma'aunin mu na sifofi. Saboda ƙayyadaddun sarari, muna zaɓar kaɗan daga cikinsu don nunawa.

Gabatarwa zuwa Aikace-aikacen Sakamakon

Ana amfani da shi musamman don zana taswirar ƙasa na ƙasa, taimakawa binciken filin, gina bayanai, da sauransu.

Samfurin Oblique shine tsarin gaba-gaba na ma'auni na dukiya, wanda ke shafar tsarin aikin kai tsaye. Kyamara ta ruwan sama da muka zaɓa tana ba aikinmu goyon baya mai ƙarfi. Mun yi amfani da na'urori biyu don shafar aikin fiye da yuan miliyan 40. Da farko dai, ingantaccen aiki yana da girma kuma kwanciyar hankali yana da ƙarfi. M300 yana sanye da kyamarar D2, wanda zai iya gane aiki guda ɗaya, kuma tsarin aiki ba shi da matsala. Bayan haka, bayanan sun dace, kusan 30% hotuna marasa inganci za a iya cire su, inganta ingantaccen aikin ofis, ƙimar izinin AT (aerial triangulation) yana da girma, m duk na iya wucewa sau ɗaya, a ƙarshe, ingancin samfurin yana da girma. , duka daidaiton samfurin da ingancin samfurin suna da kyakkyawan aiki.