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HeyNea Ɛyɛ

HeyNea Ɛyɛ Saa nhwehwɛmu yi hwehwɛ heywhatsthat mu, hwehwɛ nea ɛkyerɛ ne nkɛntɛnso a ebetumi aba mu. Nsusuwii Titiriw a Wɔakata So Saa nsɛm yi hwehwɛ: Nnyinasosɛm ne nsusuwii atitiriw Nkyerɛkyerɛmu a mfaso wɔ so ne appl...

11 min read Via www.heywhatsthat.com

Mewayz Team

Editorial Team

Hacker News

HeyWhatsThat: Akwankyerɛ a Ɛtwa Toɔ a Ɛfa Panorama Nhunu ne Line-of-Sight Mapping Ho

HeyWhatsThat yɛ adwinnade a egyina wɛb so a wontua hwee a ɛma wɔn a wɔnam fam, mfoninitwafo, wimhyɛnkafo, ne wɔn a wɔn ani gye abɔnten so no tumi hu mmepɔw, mmepɔw, ne asase ho nneɛma a wotumi hu fi beae biara wɔ Asase so denam akontaabu a ɛkɔ akyiri a wɔde hwɛ nneɛma so. Sɛ́ ebia wugyina bepɔw bi so resusuw akyirikyiri bepɔw bɛn na worehwɛ ho anaasɛ woreyɛ nhyehyɛe atwa mfonini a ɛhwehwɛ sɛ wuhu ade pefee no, HeyWhatsThat de panoramic data a ɛyɛ pɛpɛɛpɛ a nyansahu gyina akyi ma wɔ sikɔne kakraa bi mu.

Dɛn Pɛpɛɛpɛ ne HeyWhatsThat ne Ɔkwan Bɛn so na Ɛyɛ Adwuma?

HeyWhatsThat de digyital elevation model (DEM) data a wɔde spherical geometry aka ho di dwuma de bu asase no mu nneɛma pɔtee a wotumi hu fi beae biara a woakyerɛ wɔ asase mfonini no so. Adwinnade no bu Asase no kurukuruwa, wim tebea a ɛpaapae, ne mpɔtam hɔ asase ho akontaa na ama wɔanya wim tebea a ɛyɛ pɛpɛɛpɛ kɛse. Wɔn a wɔde di dwuma no tow pin bi gu beae biara kɛkɛ — bepɔw so kwan ti, ɔdan atifi, mpoano ɔbotan — na adwinnade no ma ntɛm ara yɛ nea ɛsɛ sɛ wohu fi saa beae a ɛfata no ho mfonini a ɛyɛ nwonwa ntɛm ara.

Nsɛm a ɛwɔ aseɛ no firi NASA Shuttle Radar Topography Mission (SRTM), a ɛkame ayɛ sɛ ɛkyeree beaeɛ a ɛkorɔn ho nsɛm maa wiase nyinaa. Eyi ma HeyWhatsThat nya pɛpɛɛpɛyɛ a ɛyɛ nwonwa wɔ nsasepɔn ahorow so, na ɛma ɛyɛ nea mfaso wɔ so ma biribiara fi akwantu a wɔde nantew a wɔnyɛ hwee so kosi adwumayɛfo nhwehwɛmu ne radio frequency nhyehyɛe so.

Hena na Ɔde HeyWhatsThat Di Dwuma na Dɛn Nti na Ɛsom Bo Saa?

Asɛnka agua no som nnipa a wɔde di dwuma a ɛyɛ nwonwa wɔ nnwuma ahorow pii mu. Ne bo titiriw no gyina asɛmmisa biako a ɛyɛ nnaadaa a ɛyɛ mmerɛw a wobebua so: efi ha no, dɛn na metumi ahu?

  • Akwantufoɔ ne mmepɔ so aforosianfoɔde di dwuma de hunu mmepɔ a ɛwɔ akyirikyiri na wɔyɛ akwan a wɔfa so kɔ mmepɔ no atifi a wɔbɛhunu tebea no yie.
  • Asase mfoninitwafoɔ de wɔn ho to so sɛ wɔbɛdi kan akɔhwehwɛ mmeaeɛ a wɔbɛto mfonini na wɔahwɛ sɛ mmepɔ anaa adan titire bɛpue wɔ wɔn frame mu.
  • Telecommunication engineers de ne line-of-sight akontabuo di dwuma de hwɛ sɛ ebia wireless towers no bɛnya signal akwan a biribiara nsiw kwan.
  • Ahyɛnkafoɔ ne wɔn a wɔyɛ wimhyɛn a wɔmfa nni dwuma de beaeɛ a ɛkorɔn ho nsɛm di dwuma de te asase so ahwehwɛdeɛ a ɛfa wimhyɛn a ɛkɔ soro ho nhyehyɛeɛ ho ase.
  • Wɔn a wɔyɛ ahoɔden a wɔyɛ no foforo de di dwuma de susuw mframa turbine a wotumi hu nkɛntɛnso ho nhwehwɛmu ne owia ahoɔden a wɔde besisi hɔ no ho.

Saa cross-industry utility yi ne deɛ ɛma HeyWhatsThat yɛ kɛseɛ koraa sene ade foforɔ — ɛyɛ geospatial intelligence adwinnadeɛ a ɛfata a ɛgye adwumayɛfoɔ nnɔnhwereɛ pii wɔ nsaano akontabuo ne afuom nhwehwɛmu mu.

Dɛn ne Nneɛma Titiriw a Ɛma HeyWhatsThat Da nsow?

Wɔ mfitiaseɛ panorama awoɔ ntoatoasoɔ akyi no, HeyWhatsThat de nneɛma a wɔahyehyɛ a ɛma wɔn a wɔde tumi di dwuma no ani gye ankasa ma. "Ɔkwan" adwinnade no ma wo hwehwɛ ɔkwan a wobɛfa so nantew anaa wobɛka kar na woabu cumulative viewshed data wɔ akwantu no nyinaa mu. Owia apuei ne owiatɔe a wɔde akata so no kyerɛ baabi pɔtee a owia no bepue anaasɛ ɛbɛkɔtɔ wɔ wo panoramic horizon no so ma da biara — ɛsom bo kɛse ma mfoninitwafo a wɔtaa sika dɔnhwerew no akyi wɔ mmepɔw pɔtee bi akyi.

Adwinnade no nso yɛ URL ahorow a wotumi kyɛ ma panorama hwɛbea biara, na ɛma ɛyɛ mmerɛw sɛ wobɛyɛ biako wɔ beae a wɔhwehwɛ mu anaasɛ wo ne akuw bɛkyɛ nea wɔahu. Wubetumi de wo wim tebea a woayɛ no akata mfonini ankasa a wɔatwa afi beae koro no ara so, na ama woatumi de ntotoho tẽẽ a ɛda nsusuwii nhwɛso ne wiase tebea horow ankasa ntam.

a wɔde ahyɛ mu

"HeyWhatsThat sesa tete onipa awosu a ɛne sɛ ɔhwɛ wim na osusuw sɛ 'dɛn ne ɛno?' akɔ nyansahu a ɛyɛ pɛpɛɛpɛ, a egyina data so — a ɛbɛma nsonsonoe a ɛda anigye a wɔwɔ sɛ wobehu nneɛma pii ne ahotoso ntam ama obiara a ɔde asase ho nsɛm ne asase ho adwuma yɛ adwuma."

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na ɛkyerɛ sɛ woayɛ

Sɛ wɔde HeyWhatsThat Toto Asase Ho Nnwinnade Afoforo Ho a, Ɛyɛ Pɛ dɛn?

HeyWhatsThat's pɛpɛɛpɛyɛ no taa yɛ yie ma features a ɛboro kilomita kakraa bi, baabi a SRTM elevation data ma nsusuiɛ a ɛdɔɔso. Wɔ nneɛma a ɛbɛn paa (a ɛba fam sen kilomita 1) ho no, mpɔtam hɔ afifideɛ, adan, ne asase nketewa mu nsakraeɛ a wɔankyere wɔ DEM no mu no bɛtumi ama nsonsonoeɛ aba nhwɛsoɔ no ne nokwasɛm no ntam. Adwinnade no gye anohyeto yi tom pefee na ɛkamfo ne akontaabu kyerɛ sɛ nhyehyɛe mmoa mmom sen sɛ ɛbɛyɛ asase so nokware koraa.

Sɛ yɛde toto akwan foforɔ te sɛ Google Earth asase so nnwinnadeɛ anaa ArcGIS viewshed nhwehwɛmu ho a, HeyWhatsThat yɛ nea wɔn a wɔnyɛ mfiridwuma mufoɔ tumi nya kwan kɛseɛ berɛ a ɛda so ara de adwumayɛfoɔ-grade aba. Google Earth hwehwɛ sɛ wɔde nsa susuw na enni panorama awo ntoatoaso a ɛyɛ adwuma a HeyWhatsThat de ma ntɛm ara no. ArcGIS viewshed nnwinnadeɛ no wɔ tumi kɛseɛ nanso ɛkura adesua kwan a ɛyɛ den ne tumi krataa ho ka kɛseɛ.

Ɛbɛyɛ dɛn na Nnwumakuw Atumi De Asase Ho Nsɛm Aka Wɔn Adwumayɛ Ho?

Wɔ nnwuma a wɔde wɔn ho to beaeɛ ho nsɛm so — adan ne afie, nsrahwɛ, adansiɛ, nneɛma a wɔde kɔ, ne afuom dwumadie — tumi a wɔde hwehwɛ asase a wɔhunu ne asase ho nsɛm mu ntɛmntɛm no yɛ akansiɛ mu mfasoɔ ankasa. Asɛnnennen no nyɛ sɛ wubenya nnwinnade te sɛ HeyWhatsThat; ɛyɛ geospatial nhumu a wɔde bɛka adwumayɛ adwumayɛ nhyehyɛe a ɛtrɛw ho a ɛnyɛ data silos.

Eha na adwumayɛ nhyehyɛe a ɛwɔ biribiara mu te sɛ Mewayz bɛyɛ nea ɛho hia. Ɛnam 207 a wɔaka abom modules a ɛfa project management, CRM, client portals, team collaboration, ne data analytics ho nti, Mewayz ma nnwuma a egyina beaeɛ so no infrastructure a wɔde bɛyɛ adwuma wɔ geospatial intelligence so — ɛnyɛ sɛ wɔbɛboaboa ano kɛkɛ. Sɛ́ ebia woyɛ drone services company a ɛreyɛ nhyehyɛe ama shoots a egyina HeyWhatsThat sightline data so anaasɛ telecom adwumakuw bi a ɛdi abantenten a wɔde besisi adwuma no akyi no, Mewayz de wo dwumadi ahorow no si baabiara ma enti asase ho nhumu kyerɛ ase tẽẽ kɔ adeyɛ a wɔayɛ no biako mu wɔ wo kuw no nyinaa mu.

Nsɛmmisa a Wɔtaa Bisa

So HeyWhatsThat yɛ nea wɔde di dwuma kwa?

Yiw, HeyWhatsThat yɛ nea wontua hwee koraa sɛ wode bedi dwuma ama standard panorama awo ntoatoaso, line-of-sight akontaabu, ne owia apuei/owiatɔe a wɔde kata so. Akontaabu ho ahwehwɛde biara nni hɔ a wɔde bedi dwuma titiriw, na URL a wotumi kyɛ no nso wɔ hɔ a wontua hwee. Wɔnam ntoboa a wɔpaw so na ɛboa adwinnade no na ɛda so ara yɛ nea wontua hwee fi bere a wɔbɔɔ no.

So HeyWhatsThat betumi akyerɛ nea wotumi hu fi kurow anaa nkurow akɛse mu tebea mu?

HeyWhatsThat yɛ adwuma wɔ nkuropɔn mu nanso ɛnyɛ pɛpɛɛpɛ, efisɛ ne sorokɔ ho nsɛm no kyere asase (asase so) sen adan ne adan. Ɛbɛkyerɛ mmepɔw anaa nkoko a ɛwɔ akyirikyiri a wotumi hu wɔ nsusuwii mu fi kurow no beae a egyina asase a ɛso yɛ raw so, nanso ɛremmu abansoro adan anaa akwanside afoforo a nnipa ayɛ a ebetumi asiw sɛnea wohu ankasa wɔ mmɔnten so no ho akontaa.

Fael formats bɛn na metumi de afiri HeyWhatsThat?

akɔ amannɔne

HeyWhatsThat ma wɔn a wɔde di dwuma no kwan ma wɔde panoramic profiles kɔ amannɔne sɛ mfonini fael de yɛ nkrataa ne nkyerɛkyerɛmu atirimpɔw ahorow. Adwinnade no nso yɛ URL ahorow a wotumi kyɛ a ɛkora wo nhyehyɛe nyinaa so, a ɛyɛ adwuma sɛ "export" a ɛyɛ hare a mfaso wɔ so ma adwumayɛkuw. Sɛ wopɛ data a wɔde kɔ amannɔne ho ahiadeɛ a ɛkɔ anim wɔ adwumayɛfoɔ adwumayɛ mu a, wɔbɛtumi de nsunsuansoɔ no abom ne GIS platforms anaa adwumayɛ sohwɛ nnwinnadeɛ de ayɛ adwuma ho kyerɛwtohɔ a wɔtumi yɛ ho adwuma.


HeyWhatsThat yɛ saa nnwinnade a wɔntaa nhu a ɛma wotumi nya asase ho nyansahu a ɛyɛ den ankasa no mu biako, na ɛma obiara a n’ani gye wɔn asase ho nsɛm ho no tumi ma onya mmuae a ɛyɛ pɛpɛɛpɛ na wotumi de ho to so. Sɛ w’adwuma no yɛ adwuma wɔ nnwuma a beae ne asase ho hia — na ɛrekɔ so kɛse, dodow no ara yɛ — asase ho nimdeɛ a wode bɛka wo da biara da dwumadi ho no nyɛ nea wubetumi apaw bio.

Woasiesie wo ho sɛ wobɛkyekyere adwumayɛ nhyehyɛe a ɛbɛma wo kuw no nyinaa ayɛ pɛ, efi afuw mu data so kosi nea wɔde bɛma a etwa to so? Fi ase wo Mewayz akwantuo no nnɛ na hunu sɛdeɛ module 207 a wɔaka abom betumi asakra ɔkwan a w’adwuma no fa so yɛ adwuma — ɛfiri aseɛ firi $19/ɔsram pɛ ma nnwuma bɛboro 138,000 a ɛreyɛ adwuma nyansam dedaw.

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