CartografiacadastreGoogle Earth / Mapssababbin abubuwa

Koyaswa a ainihin lokacin?

Ina tsammanin batun yana da laushi, amma hey, bari mu buɗe hankalinmu muyi tunani kaɗan game da yaudarar da ƙarairayin abin da ake faɗi a wurin.

imageA taron A ina 2.0 Jeffrey Johnson da David Riallant, duka sun gabatar da su a baya Hoto; (mai gabatar da aikace-aikacen gidan yanar gizo na farko da kuma kwararre na biyu a harkar daukar hoto), matsayin aikin da suke yi da kuma wanda suka tattauna a faduwar AGU. Tabbas yawancinmu yana haifar da irin wannan yanayin lokacin da yakamata muyi watsi da waɗancan na'urorin analog ɗin don masu haɗuwa sannan kuma na dijital. 

Da kyau, bari mu dan dan lokaci mu gani ko za mu kara rikitarwa:

1 Hanyar: sauƙaƙawa

Ainihin, tsari yana neman yin daidai kamar koyaushe, ƙoƙarin warware iyakokin "fasahohin" da suka gabata (saboda sun kasance masu fasaha) ... gajarta lokutan da kayan aiki ta amfani da "kimiyoyin sadarwa":

  • image  Planearamin jirgin da ke sarrafa nesa wanda ya maye gurbin jirgin ... Tare da yiwuwar samun hanyar da aka zana a baya.

 

 

 

  • image GPS wanda ke da ikon kama latti, da nisa da tsayi ... ana zaton yana da tushe na ƙasa wanda zai gyara daidaito da aka ɗauka "a zahiri a kan gardama"

 

 

image

  • Kyamarar dijital tare da ƙudurin megapixels da yawa da za a laƙaba "babban ƙuduri" saboda abin da wasu suka faɗi game da ƙaramar micron. A bayyane yake, kawar da matsalar ci gaba da haɓaka, bincika su zuwa micron da waɗannan ganye ...

 

  • image Tsarin kwamfyuta mai sauƙi wanda zai iya a cikin sauƙi mai sauƙi kml ya haɗa mai gudanarwa, tare da kamawa kuma aika shi ta hanyar SMS zuwa ga ma'aikacin ƙasa wanda ke kwance hotunan ta atomatik bisa ga wasu wuraren sarrafawa daga yankin ko samfurin dijital.

Muna da shakku idan suna da wata hanyar da za su iya samun yanayin kamara nan take, sakamakon karkatar da jirgin sama a lokacin kama shi, wanda aka sani da alaveo, hujin iska da juyawa amma hey ... bari mu ci gaba zuwa masu zuwa.

2 Kyakkyawan: tanadi a lokaci da farashin

image A bayyane yake, riba ta farko lokaci ce, mun san cewa babbar matsala ce ta hanyoyin al'ada; musamman idan an yi shi ta hanyar kwangila tare da wani kamfani mai zaman kansa, dangane da adadin yankin da za'a rufe ko kuma yanayin ƙasa, wani lokaci ya zama dole a jira lokacin bazara, kuma lokacin da babu hayaki mai yawa daga gobarar… hakan zata iya !.

Wata ribar kuma ita ce, a tsarin al'ada, ba shi yiwuwa a rufe yanki mai fadin murabba'in kilomita 5 ba tare da kasadar kuɗi da haɗarin yin wautar kanku ba. A saboda wannan dalili, waɗannan ayyukan suna iya cimma su ne ta hanyar cibiyoyin gwamnati, ayyukan ɗan lokaci ko manyan kamfanoni waɗanda aka keɓe ga wannan batun.

image Dangane da farashi, mun san abin da wannan ke kashe (kuɗi mai yawa), ƙasa da ɗaukar hoto, ƙimar da girman kilomita murabba'i ya yi. Bugu da ƙari, a cikin wasu ƙasashe, Cibiyoyin National Geographic ko kuma Jami'an Tsaro dole ne su ba da izinin jirgin, don haka dole ne ku biya ƙarin kuɗi don ɗaukar hoto 10 ko 100,000 kuma tabbas wannan yana ƙara farashin

A yawancin lokuta, ƙaddamar da gudummawar isar da sakaci an haɗa kuma ta yadda daga baya za su iya siyar da su ƙasa a teburin ga ƙungiyar masu shiga gasar ko a ƙarshe cewa tsubburan tsada suna zuwa ɗakunan ajiya cike da karnuka.

Idan muka yi la’akari da cewa a karkashin wadannan sabbin hanyoyin zaka iya yin saukan jirgi a cikin takamaiman wurare, tare da sifofi marasa tsari kuma musamman a kananan shaye-shaye ... ba tare da shirya jirgi tare da hanyoyin iska ba, ko kuma izini ga hotunan danna Google wanda yake nuna kyauta ... tabbas Zai zama mai rahusa ... aƙalla jirgin sama saboda yadda majalisar ministocin tuni sun kusan sarrafa kansa.

3 The bad: daidai ba tsari

image Abin da ke wari mara kyau a cikin wannan duka shine cewa kowa ya mai da hankali kan hotuna da tsarin dijital na gyaran kai tsaye amma kaɗan ne muke ganin suna magana game da haɓaka cibiyar sadarwar triangulation da ake da su ko a lokuta da yawa basu dace ba. Da alama suna magana ne kawai game da shimfiɗa mosaic na hotuna bisa lamuran da aka sani, ammagane inda?

Wannan kyakkyawa ne, saboda wuraren ba su canzawa tare da daukar sabbin fasahohi: "a ƙananan ƙarancin hanyar sadarwa na geodetic, ƙananan daidaito na samfuran da aka gyara"Kuma ba haka bane babu shi." ta yadda aka yi watsi da shawarwarin don aiwatarwa kamar wannan, kodayake zuwa matuƙar rikitarwa amma ba mu ga sakamakon su gyare-gyare.

Game da mutanen Pic'Earth, suna shimfiɗa hotunan ta yadda zasu dace da bayanan Google Earth !!!, mun fahimci cewa saboda dalilai cewa bayanan ba ya karye saboda idan sun nemo su inda sukayi dace, zasu iya barin dangane da mita 30 kaura. Matsalar daga nan ta ta'allaka ne kan gaskiyar cewa duk abubuwan da waɗannan mutane ke samarwa, kuma aka ɗora su a kan Google Earth, suna da ƙarancin ƙarancin ƙaunatacciyar ƙaunatacciyar duniya (ƙarancin mita 2.50, mita 30 cikakke, ba a bayyana kuma ba tare da buga metadata ba). Kuma ba wai cewa komai yayi ba daidai bane, dole ne kowane tsari na fasaha da kake son dorewa ya zama yana da tsari.

4 Mummuna: Canjin yana ɗaukar juriya ta hanyar connoisseurs da hauka ta neogeographers.

image Bari mu kasance masu gaskiya, lokacin da suka gaya mana cewa ba za mu yi amfani da waɗancan ba
madubai tare da korau na hotunan da muka hango a kan faranti don ƙone hoton, ba mu ji daɗin hakan ba saboda mun yi imanin cewa shirin kwamfuta tare da hanyoyin lissafi ba shi da mizanin da zai bambanta inuwa daga tabon da ke kan madubin. Labarin iri daya ne, yanzu abin da ke faruwa shi ne naúrar kai tsaye na aikin kamawa ... kamar yadda aikin da ya gabata zai canza musayar inganci don lokaci.

A wancan lokacin, mun sami rikitarwa tare da "daidaito" na samfurin ƙarshe, da sanin cewa suna ci gaba da kasancewa samfuran gaskiya. Don haka muna da "neogeographers" a gefe ɗaya tare da PDA ɗinsu a hannu kuma a ɗayan ƙarshen muna tare da tashoshin gaba ɗaya; ya zama dole mu kasance muna da buɗe ido saboda babu makawa dole ne a sauƙaƙe hanyoyinmu na haɗuwa tare da sauƙaƙawa, kamar yadda jima ko kuma daga baya kayan aikin su za su sami daidaito kuma za su yi shi da kuɗi kaɗan ... na uku, na biyar da na shida wurare na 2014 Cadastre

Abinda yafi dacewa shine makarantunmu na safiyo basa zama tsayayye wajan amfani da sabbin fasahohi, kuma basu daina koyar da ƙa'idodin da suke amfani dasu. A ƙarshe, kofin kofi ɗin zai ɗanɗana iri ɗaya… kamar labule.

5. Kammalawa: Abubuwan da suka dace suna bayyana cikakkun bayanai kuma waɗannan suna buƙatar hanya

Mu koma ga abin da kafin mu ce, dacewar bayanan ya bayyana cewa babu taswira mai kyau ko mara kyau, sai hujjoji. Aikin mai ba da bayanai shine samar da gaskiya, tare da yanayin daidaito, haƙuri da dacewa. Wanda ya daga iyaka ya ce "Na tafi, na gani, na auna kuma wannan shi ne abin da na samu ... da wannan hanyar" yayin da wanda ke ba da rubutun ya ce "Na tashi, ko ban tashi ba, na dauki hotuna, na dauki wuraren sarrafawa kuma wannan shi ne abin da Na samu ... da wannan hanyar ... ".

Orthophotos a cikin ainihin lokaci? yana yiwuwa, a ƙarshe hanyar ta bayyana daidai ... kuma idan dacewa ya bayyana sarai ... ba matsala cewa yayin da jirgin ke tashi muna wasa a cikin tweeter.

Golgi Alvarez

Marubuci, mai bincike, kwararre a cikin Samfuran Gudanar da Ƙasa. Ya halarci Conceptualization da aiwatar da model kamar: National System of Property Administration SINAP a Honduras, Model na Management of hadin gwiwa Municipalities a Honduras, Integrated Model na Cadastre Management - Registry a Nicaragua, System of Administration na Territory SAT a Colombia. . Editan shafin ilimin Geofumadas tun daga 2007 kuma mahaliccin Kwalejin AulaGEO wanda ya haɗa da darussa sama da 100 akan GIS - CAD - BIM - batutuwan Twins na Dijital.

shafi Articles

Deja un comentario

Your email address ba za a buga. Bukata filayen suna alama da *

Komawa zuwa maɓallin kewayawa