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Message #09869
Re: OU level for GIS: how to define?
> On Thu, Jan 20, 2011 at 1:31 PM, Jason Pickering
> <jason.p.pickering@xxxxxxxxx> wrote:
>> Not so sure renaming the layers makes any sense really. It really only
>> refers to the type of geometry which would be used. In fact, you might
>> have districts being represented as points (i.e. centroid of the
>> polygon), instead of actual polygons.
Forgot to comment on this: Yes, it would be highly desirable to
represent polygons with centroids. In fact, many people (including the
GIS team here) would argue from a cartographic point of view, a data
element (absolute value) is best represented with a point symbol,
whereas choropleth maps should be used mainly for relative values,
i.e. indicators.
k
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