Thank you Chris for the information. I have the following queries. On Sat, Sep 19, 2009 at 12:58 PM, Chris Hunter <[email protected]> wrote:
> Here's a timeline based on what I learned from the first of the Atlanta, > GA, USA mapping parties (prep work for SOTM '10). > Warning: contains shameless plugs. > > Week before the event: > > > 1. Use JOSM to compare the existing map data against the aerial > imagery. > > > Where do I get the aerial imagery? > > 1. If the imagery is high enough resolution, identify and tag as many > landmarks as practical (buildings, parking lots, etc...) > 2. Divide the campus out into to whatever size chunks make sense to you > and make sure there's at least 1 GPSr available per chunk. > 3. If possible, start assigning chunks to people as they sign up for > the event. Try for groups of 2-4 mappers. > 4. Make sure you have access to a flatbed scanner. > > > Do we need to scan the maps printed with the points marked? I thought GPS points could be enough to use with JOSM..? > Day before the event: > > 1. Go to http://walking-papers.org/ and print hard copy reference maps > of each chunk at various zoom levels. Make sure to leave some overlap > between printouts. Mark each printout with whatever chunk it applies to. > > > I went to http://walking-papers.org But since this is a campus, I dont find any printable data there. What should be wrong? > > 1. > 2. Install JOSM, GPSBabel, Yahoo Imagery fix for JOSM, etc... on each > workstation that will be used after the walking portion of the event. > 3. Install whatever JOSM plugins you feel are appropriate. (walking > papers, buildings tool, WMS, usertools, etc...) > > > Im not sure about the plugins for JOSM and new to them. How do I identify those required for this purpose? > Start of the event: > > 1. Pass out pens, walking papers and GPSrs to each mapping group. > 2. Make sure each group knows how to use the Average function in the > GPSr. > 3. Have each group use the walking papers to sketch / write down their > observations. Whenever practical, shoot a waypoint next to anything > interesting and mark the waypoint number on the walking papers (saves time > trying to name the waypoint in the GPSr memory). Alternatively, use > netbooks with the LiveGPS and Surveyor plugins) > > After finishing the groundwork portion of the event: > > 1. Have one person collect and start scanning all of the walking > papers. > > > What is the necessity for scanning the walking papers? > > 1. > 2. Have each group use GPSBabel to generate 2 GPX files from their > GPSrs. > 1. File 1 should be only the waypoints without any tracks. - Each > mapper in each group will need a copy of this file. > 2. File 2 should be the tracks without any waypoints. - Upload this > file to the OSM servers as a public trace. > > > How do I upload the trace file? > > 1. > 2. (NOTE: This was a workaround for a JOSM bug that kept waypoints > from importing if the GPX file had tracks in it). > > > 1. > 1. Pass the paperwork back to each group. Open the waypoints GPX in > JOSM, and download the OSM data for the area. > 2. Use the walking-papers plugin to download the scanned paperwork as a > rectified image in JOSM. (Note: there's a bug in the walking-papers plugin > that will freeze JOSM if you download the walking-papers imagery before the > OSM data.) > 3. Start Mapping. > > > I just need to mark the waypoints GPX into the data downloaded from OSM? > Hope this helps, > DiverCTH (Chris) > > > > On Sat, Sep 19, 2009 at 1:32 AM, Sajjad Anwar <[email protected]> wrote: > > Hello. > > We are planning a micro mapping party to map the National Institute of > > Technology, Calicut, Kerala, India. The campus and the surroundings comes > to > > an approximate 300-350 Acres. We are trying to arrange the GPS devices. > We > > plan to use JOSM editor. > > > > What should be the steps to map the region, buildings, paths, roads etc? > > How do we collect the data? > > > > > > Regards. > > -- > > Sajjad Anwar > > http://geohackers.in > > http://fsugcalicut.org > > [email protected] > > +91 9995 19 13 12 > > > > _______________________________________________ > > newbies mailing list > > [email protected] > > http://lists.openstreetmap.org/listinfo/newbies > > > > > > > _______________________________________________ > 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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