Google Earth / Mapstopografia

Na-enyocha Nnyocha data data Google dị oke mkpa - Ihe ijuanya!

Google Earth na-enye ohere ịnweta data nwelite gị na igodo Google Elevation API. Nchịkọta Ndị Na-ahụ Maka Obodo, na-eji ohere a na Satellite ọhụrụ ya mee ihe iji rụọ ọrụ. Ọrụ a na-enye gị ohere ịhọrọ mpaghara na ebe dị anya n'etiti isi ihe nke okporo, ọ na-alaghachi na elu ya na oghere dị elu nke ejikọtara ya na ngwanrọ na-arụ ọrụ n'Ịntanet na ihe oyiyi mbara igwe.

Lance Maidlow nke ChasmTech LLC wuru nke a eji nke a bu na TwinGEO magazine

M na-achọsi ike mgbe niile banyere data ziri ezi nke Google nyere. E nwere ụzọ abụọ nwere ike isi mee ihe m bu n'uche:

  • Nzube / nkenke mbido maka mmebi ohuru ohuru.
  • Ịnweta na topography nke basin maka nyochaa floodplains na HEC-RAS 2

Maka nyocha atumatu, ahọrọ m saịtị abụọ:

  • Ebe 1 bụ ebe dị elu na Dunedin, Florida. Maka nke a, eburu m mbụ na mpempe akwụkwọ 2 nde LiDAR site na website NOAA.
  • Ebe 2 bụ ebe a na-ere ahịa na Lake County, Florida, ebe anyị nwere data nyocha na nchịkọta 100, nakwa nyochaa nyocha nke ihe nnweta ndị dị ugbu a.

Ọrụ ahụ Satellite n'elu, na-emepụta ebe maka ule abụọ ahụ na-erughị 10 nkeji ọ bụla. Elu nke sitere na data elu nke Google bụ ihe ijuanya n'ụzọ ziri ezi mgbe ị na-atụle LiDAR na nyocha data.

Otú ọ dị, ọ ga-aba uru ma ọ bụrụ na Google nyere isi na ụbọchị nke data gị.

Ihe si na ya pụta yiri nke ahụ, ọ bụ ezie na ihe mbụ LiDAR bụ 8.5 dị ala ụkwụ jiri tụnyere ọkwa nke ọdọ mmiri. A gbakwụnyere mgbanwe a na data LiDAR na Usoro Ndị Site n'Ịntanet tupu emepụta contours, dị ka egosipụtara n'okpuru ebe a nkọwa zuru oke nke data dị n'etiti isi mmalite abụọ ahụ. N'ihe dị elu nke 1 / 2, 1 / 3 na 2 / 3, ọ fọrọ nke nta ka ọ dị. N'ihe dị elu nke ịdị arọ dị elu karịa 3 ụkwụ karịa nke data LiDAR. A na - ekwu na nke a bụ eziokwu na isi ihe dị na ebe ndị dịpụrụ adịpụ na - atụle ebe osisi kpuchiri. Ejiri data satellite mee ihe na 20 'okporo.

Na-esote, a na-enyocha nchọpụta anya nke data satịlaịtị nke kwadoro nke ọma na ezigbo ọnọdụ nke ala.

N'okwu a, a ghaghị itinye ọnụ na elu nke Google, na ngwà ziri ezi na ọdịdị n'ozuzu nke oghere na njikọ nke ụzọ dị ugbu a na ọnọdụ ọnọdụ nke ụlọ ahụ.

Ngalaba nke mpaghara mpaghara

N'ihe atụ nke nhazi nke azụmahịa, a na-emepụta contours site na igwe 20 na data satịlaịtị, a na-enweta eriri uhie site na data nchịkọta na 100 'okporo.

Otú ọ dị, ihe ọmụma obodo dị mkpa, ebe ọ bụ na data elego enweghị ụbọchị a matapụtara. A kwụsịrị ịda mbà n'obi ma mepụta ndoputa mgbe ha chịkọtara data Google elu. N'otu aka ahụ, e wuru ọdọ mmiri n'ebe ugwu ọwụwa anyanwụ nke saịtị ahụ, mgbe a chịkọchara data niile.

Isi Iyi nke data elu nke Google, dị iche iche dịka ọnọdụ gị. Ọ bụ ezie na ị nwere ike ịchọta ihe ọmụma banyere data elu nke Google site na isi mmalite, ọ ka bụ ihe omimi.

Ọ bụ ezie na nyocha a abụghị nkà mmụta sayensị, ọ nwere ike igosi na data ntanetịime Google bụ ihe a na-anabata ma nwee ike ịtụle ya maka mmepụta echiche nke obodo ukwu ma ọ bụ iji mee ka e nwee nnukwu mmiri, nke nwere ike iji mee ihe maka idebe mmiri na ngwa dịka HEC RAS 2.

Golgi Alvarez

Onye edemede, onye nyocha, ọkachamara na Model Management Land. O sonyela na echiche na mmejuputa ụdị dị ka: National System of Property Administration SINAP na Honduras, Model of Management of Joint Municipalities na Honduras, Integrated Model of Cadastre Management - Registry in Nicaragua, System of Administration of the Territory SAT na Colombia. . Onye nchịkọta akụkọ ihe ọmụma nke Geofumadas blog kemgbe 2007 na onye okike nke AulaGEO Academy nke gụnyere ihe karịrị 100 ọmụmụ na GIS - CAD - BIM - Digital Twins isiokwu.

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One Comment

  1. Ezi ehihie:
    Ọ dị mgbagwoju anya iji tụnyere ịdị mma / nkenke nke data altimetric nwetara site na isi mmalite dị iche iche.
    Nsogbu a dị na usoro ngụkọta oge / usoro nke ejiri DEM ma ọ bụ lidar data nke a na-atụnyere -> usoro ntupu, a tụlere usoro Geoid, isi ihe nchịkwa wdg.
    M ga-eme ọmụmụ na Spain iji lelee IGN's Lidar z orthometric, nyocha RTK GPS na-akwado oke nhazi ọkwa na google ụwa -> na blọọgụ m, m ga-agwa ihe na-apụta….http://autodidactaengeomatica.blogspot.com/
    Ekele na ekele maka onyinye gị ...
    Raúl

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