> > > Things you need to be aware of using this approach are: > > Is the map accurate? Is it a scale representation of the campus, or > just a stylized represetation? > Is the map free of restrictions, such as copyright? > It is a scaled representation. The map is free of restrictions, as is the information I obtained.
> > > Yes. GPSr devices are not economical here. But somehow I have tried to > make > > sure that we get 4-5 devices for the event. > > You can map the whole campus with just a single GPSr device, it just > takes longer. Having more crews out gathering data just means the > process happens faster. > > > I have actually played around a bit with JOSM, and somehow can make my > > friends to use it too. > > I dont think Potlatch is a good choice as we are having a limited > bandwidth > > interenet connectivity. > > Then, JOSM it is... if you can figure out how to make it work for you, > then it's a good tool for you. > > > > Yes. We will first trace the near by roads and the junctions. Im confused > > about how we are going to get more detailed mapping to be done. We plan > to > > bring details as in > > > http://www.openstreetmap.org/?lat=38.98774&lon=-76.94211&zoom=16&layers=B000FTF > > Looking at a very detailed map such as the one you reference can make > it look like a very daunting task, but trust me and the others who > have been there already. Even the Mona Lisa started out looking like a > simple smiley face! > > Get the basic road structure in place, add in minor roads, add in > tracks and trails. Add in building outlines, amenties, POIs and other > bits and pieces. You can add in land use/land cover areas as well. A > fully developed map looks very complex, and it can be quite a bit of > work to get it to that state, but if you break it down into simple > steps, anyone can make their own. > > Draw the basic outline, add some detail, colour in between the lines, > add some texture, and pretty soon your masterpiece is complete. > Okay. So I think, we will have to take out the roads first, and later go into latter details in further rounds. > > > At the moment, I think, the teams would be provided with the map we > collect > > from the authorities. They are more like a Cadastral Map. > > Again, this is a point of possible conflict. It is against the > licensing of OSM to reference other maps that are not in the public > domain. If the map from the authorities is under copyright, then you > can NOT use it as a reference while creating an OSM map. > The map is free of restrictions. But we are not planning to scan them up and use as a reference for OSM. > > > We are very well excited too :) > > When do you plan on starting? I would suggest getting the main roads > into the database before starting the mapping party. This will not > only give you a bit of real world experience of capturing traces, and > uploading them, but also gives you a bit of basic framework to base > the mapping party around. > The event is scheduled for Oct 23-24. http://wiki.openstreetmap.org/wiki/NITC_mapping_party I agree to your suggestion that the main roads would be mapped first, before the event kick starts. > > Generally a mapping party will divide the available manpower into > groups, and each group gets assigned to a specific area. They go into > the area, gather the specific data for the area, and then bring it > back to be entered into the system. I would suggest that you send > crews out to gather only certain types of data at first. I would not > attempt to gather road traces, as well as POI locations, bus stops, > land area uses, etc all at once. It could be a little overwhelming for > the crews, and difficult to try and import all that at once. > Yes. I had a confusion, how the crew could efficiently collect details of every factors. But now, I guess we would divide the factors into subsets and do it in several rounds. > > I personally would go out and trace out the roads with the GPS, bring > that back, and import them. Then I would go out and grab foot paths, > or maybe building outlines. Once you get a fairly good basic sketch of > the area, you can send crews out to find the fine details. > > Trying to get the all the details first can be a difficult task for > new crews. Try sewing a button on a shirt before you have cut the > basic panels out of the bolt of cloth... it makes the job of sewing > the shirt quite a bit more difficult. > Thank you so much for your awesome guidelines James. I would ping here as I discuss further with the crew. > > James > VE6SRV > > _______________________________________________ > newbies mailing list > [email protected] > http://lists.openstreetmap.org/listinfo/newbies > -- Sajjad Anwar http://geohackers.in http://fsugcalicut.org [email protected] +91 9995 19 13 12
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