[R] how to plot the data in a map?

Jie Tang
Tue, 03 Jul 2012 03:01:26 -0000

hi R-users:
  I have some data related with geographical information.
   I wonder how to plot some data  (in contour,shaded or scatter) on a map.
  Could anyone tell me which package or reference or examples  I can learn
 ?
 thank you .

--
TANG Jie
Email: totangjie@gmail.com

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