John Berryman

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343 reputation

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visits	member for	2 years, 9 months
	seen	Jun 9 '11 at 20:22
stats	profile views	13

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4 Questions

votes activity newest

25	Why don't they use cell towers like GPS satellites?
8	Location storage and query algorithms. How do they work?
7	Alternative for ArcGIS for software development
7	Custom, low-level representation of streets and traffic rules

343 Reputation

+35	Why don't they use cell towers like GPS satellites?
+5	Alternative for ArcGIS for software development
+5	Custom, low-level representation of streets and traffic rules
+5	Location storage and query algorithms. How do they work?

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0 Answers

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12 Tags

0 algorithm	0 gps
0 arcgis	0 mathematics
0 assisted-gps	0 open-source
0 file-formats	0 representation
0 generalisation	0 software

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