Gah! I could kill my webmail client!!! On Mon, Jan 4, 2010 at 6:16 PM, Ulf Lamping <ulf.lamp...@googlemail.com>wrote:
> Was it intentional that you've send this as private mail? > > > Am 04.01.2010 18:25, schrieb Aun Johnsen: > > >> On Mon, Jan 4, 2010 at 4:47 PM, Ulf Lamping <ulf.lamp...@googlemail.com >> <mailto:ulf.lamp...@googlemail.com>> wrote: >> >> Am 04.01.2010 10:30, schrieb Aun Johnsen: >> > Ok, much of Europe are surveyed, and have good Y! or other Hi-res >> > coverage, US have probably the best Hi-res coverage around, along >> with >> > Japan, Australia have its Nearmap. What about the frikin rest of the >> > world? I am desperatly trying to map Brazil, and not even half the >> > states have Hi-res quality to work from. >> >> Hi! >> >> Just a retrospect how the situation developed here in germany from my >> point of view. Or: why it's nice but not required to have Hi-res aerial >> imagery ... >> >> >> The state in 2007 ... >> Around march 2007, the state of the area I live (Nürnberg) was almost >> "white". There was also no high res aerial pictures, no other mappers >> to >> ask for help in my area and the tools to work with quite odd (to be >> polite). The servers were unreachable from time to time. Oh, and did I >> notice that even mentioning "I'm using Windows" was a good way to get >> "strange" response from all parties involved? ;-) >> >> I started a littel later than you, about a year later I think, don't >> remember if I had my first edit in April or May of 2008. Tools was still >> somewhat odd, and edits took ages (probably about a week) to show up on >> the map. >> >> >> Then I went mapping ... >> Simply mapping with my GPS reveiver, a digital camera and a piece of >> paper. You can be sure this was quite an effort, but it was nice to see >> more and more stuff appearing on the map. Oh, at that time it took >> about >> a week that stuff actually appeared on the mapnik map. The "OSM >> available" landsat aerial imagery was so fuzzy that I've only used it >> to >> map some lakes with it. >> At that time I wasn't even sure that OSM would get into a useable state >> someday - nonetheless I've spend the effort because it "feeled right". >> >> I also gathered tracks with GPS, at first I didn't have proper tools to >> get my tracks to the computer, so I struggeled for quite some time to >> get that right. I have also done tracings from lansat, mainly large >> lakes or mangrove areas but also some prominent rivers >> >> >> Time moved on ... >> More local mappers appeared, more feature definitions on map features, >> the tools got better, OSM articles got into the german press!, we had a >> germany user meeting, ... >> In February 2008 I've started the local regular mapper meeting, as it >> seemed that it was the next logical step. I wasn't even sure how many >> people would come. >> >> >> Now ... >> In this area we have a lot of mappers, activities like mapping parties, >> fair booths, local press contacts, ... in other words: we have a >> community. >> On the software side: We have good aerial imagery from Yahoo! (and >> others), Servers are pretty stable, tools are usable, ... >> >> I see a lot of activity from the German community, I know that Brazil is >> somewhat behind in the track, and we will probably continue to be behind >> for quite some time. We have still not been able to get any good press >> coverage even though we as a community have sent out two press releases >> (from the entire community), I guess that will come as the community >> grows and we get more on the map. Maybe the German community have some >> advice to how we can do it better? >> >> The "big" cities Nürnberg, Fürth, Erlangen are mapped almost perfectly >> now (things can always be improved), but going a few 10km's away >> there's >> still a lot of stuff to do. >> >> >> So ... >> It will take years to build a good map of brazil and parts will >> probably >> never be explored. It will take a *lot* of effort. But that's no good >> reason to use copyrighted or other "tainted" data. It's just a much >> better idea to make a good mapping example yourself and try to get >> other >> people interested and then "on bord" ... >> >> We have used some effort to do data imports, almost all survey data by >> IBGE (the mapping authority), city GIS offices, and similar are PD. We >> are almost completed with an import of borders from IBGE, and have a >> complete highway import from same source, though the data is nowhere >> near the quality of TIGRE. This imported data is the only data available >> for large parts of Brazil. >> Some of us have on own initiative gotten hands on municipal survey data, >> but have had some problems extracting useful data as they mostly have >> come in some form of Proprietary file format such as AutoCAD .dwg. >> Getting this data extracted would allow us to do imports of municipals >> where we have no active mappers. >> I have also mapped as much as I can of my home town and a few close >> cities, in Brazil we have several communities where it is dangerous for >> outsiders (especially white "Gringo"'s such as me) to enter, that limits >> my movements some. Also my work prevents me from doing my own survey for >> more than 6 months every year (that make me only half-time OSM'er?) >> Access to hi-res data and more import data would allow me to contribute >> somewhat also during the time when I am not able to do any surveying. >> >> >> Regards, ULFL >> >> P.S: All that time it was - for me - simply out of question to copy map >> data from Google or other alike sources to get free and open map data >> that will remain free and open. >> >> I want access to more data under comparable licenses, preferable PD, so >> that I can contribute all the time. In my desperation for more data I >> have actually handplotted possition from out-of-copyright paper maps >> just to get something on the map. >> P.S: A few of us are working on translating the wiki to Portuguese, in a >> hope that this can attract more mappers, I have in that work noticed >> that there are some pages documented in German only, if the German >> community could be so helpfull to give English translations, than we >> would be able to translate more pages to Portuguese (the few words I >> know in German is not worth mentioning in public). >> > >
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