[Talk-hr] Corinne Land Cover test import

Martin Kokes shr3k at typo3-hosting.com
Pet Tra 20 01:08:51 BST 2012


I just suggest to import per municipality basis - if anyone interested, I 
can generate it from PostGIS, one OSM per municipality - and improve it 
further by hand. There is _no question_ that bulk import of whole country 
isn't possible, either for technical reasons or for already existing 
topologies & objects. On this account I've chosen relatively uncovered land. 
Anyway, everone can delete any imported data and replace it with hand drawed 
polygons. Or just improve current.

In example coastline looks far better than standard coastline imported in 
primeval age of OSM long time ago as you can see on QGIS screenshot. 
http://img171.imageshack.us/img171/7751/coastlineloviste.png

AFAIK CORINE isn't only satellite imaginery in multiple spectral bands, it 
combines topographical data, some LANDSAT/SPOT images with up to 30 m 
resolution, aerial photo etc.

MK

"Ivan Delac" wrote in news:c5xjxesxj1m5.dlg at idelac.geof.hr...

Martin Kokes napisa:
> Pozdrav iz Praga,
>
> napravio sam test import Corinne Land Cover u općini poluotoka Pelješca i
> otoka Mljeta. Što mislite o tome? Trebam li nastaviti od Konavle više
> Dubrovačko primorje do dolini Neretve?

Ne može se reći da karta ne izgleda dobro, ali ti podaci su jako neprecizni
- šuma redovito leti u more par metara, točke su preguste (trebalo bi
napraviti simplify way) i dosta su generalizirani. Međutim, tamo gdje nema
pokrivenosti snimkama visoke rezolucije corine podaci mogli bi se
iskoristiti, ali tamo gdje postoji bing nikako to uvoditi. Ako Pelješac
ikada dobije high-res bing snimke najlakše će biti obrisati importirane
podatke i crtati preciznije ako netko ima volje.
Kao primjer koliko su "dobri" Corine podaci  pogledati otok Šćedro kojeg
sam neki dan ispravljao. Još se nije renderiralo na ovom zoom levelu:
http://osm.org/go/xdu4T8f-- a ovo je stvarno stanje:
http://osm.org/go/xdu4Wn0 





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