I think we should mark entire farms as one polygon as much as possible and not separate individual "paddies" as their own polygons. The dirt paths and irrigation canals are still part of the farm, right?
On Wed, Nov 11, 2009 at 8:58 PM, maning sambale <emmanuel.samb...@gmail.com>wrote: > Hi, > > I am currently tracing farms in Bulacan from the spot5 imagery. The > current practice I do following this example > (http://osm.org/go/4zhBwibC) is to map as much as possible separate > fields subdivided by "pilapils", irrigation canals and hedgerows. But > this gets to be a daunting task over time. > I am reading the discussion over the talk page ( > http://wiki.openstreetmap.org/wiki/Talk:Tag:landuse%3Dfarm ) and the > proposed approaches are: > 1. Draw a polygon enclosing an entire island, like Great > Britain, or even a subcontinent, like Europe; tag it as farmland; and > then let everything else sit on top of that. Pro: least effort for > mappers. Con: no way to mark unvisited land; risks telling lies. > 2. Draw every field or farm separately, as it gets surveyed, > and admit that we don't know about the rest. Pro: the most honest, > accountable solution. Con: time-consuming, lots of data. > > Which one should we adopt? I'm inclined to follow option 2. > > -- > cheers, > maning > ------------------------------------------------------ > "Freedom is still the most radical idea of all" -N.Branden > wiki: http://esambale.wikispaces.com/ > blog: http://epsg4253.wordpress.com/ > ------------------------------------------------------ > > _______________________________________________ > talk-ph mailing list > talk-ph@openstreetmap.org > http://lists.openstreetmap.org/listinfo/talk-ph > -- http://vaes9.codedgraphic.com
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