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> Matthew Gillen wrote: >> [hidden email] wrote: >> >>>> On Thu, Jan 03, 2008 at 10:16:09AM -0500, [hidden email] wrote: >>>> > ... >>>> So adjust to suit your intuition: >>>> >>>> - for x > 250 miles, return x >>>> - for 100 < x < 250 miles, return 1.05 * x >>>> - for 10 < x < 100 miles, return 1.1 * x >>>> - for x < 10 miles, return 1.3 * x >>>> >>> That just seems too arbitrary, there should be some curve I could use >>> :-) >>> >> >> You could use google maps' web service api to experimentally gather some >> data >> points, then use your favorite data analysis package to fit a good curve >> ;-) >> >> Matt >> > I would say use Google Maps to determine the fractal dimension of the > roads, then use that dimension in your distance calculations. > That dimension may itself actually vary depending on the "flying crow" > distance, but would probably give you a fairly accurate measurement over > all. > > That's assuming, of course, roads are scale-invariant, and I'm not too > sure of that. Well, some research for you to do!
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