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--- documents:101021cbbpractical [2010/10/26 09:20] – kota
+++ documents:101021cbbpractical [2010/10/26 12:04] – kota
@@ Line 56: / Line 56: @@
 von Mises likelihood estimates
-  * R Package: circular
+  * see http://en.wikipedia.org/wiki/Von_Mises_distribution
+  * R Package: CircStats
+  * http://finzi.psych.upenn.edu/R/library/CircStats/html/vm.ml.html
+  * vm.ml(...)
+  * mu (mean), kappa (concentration parameter) is returned.
+  * R Package: circular (more parameters)
   * http://finzi.psych.upenn.edu/R/library/circular/html/mle.vonmises.html
   * function mle.vonmises(...)
+  * Maximum likelihood estimate of concentration parameter (kappa) is a good indicator of bias in directionality.
-Maximum likelihood estimate of concentration parameter (kappa) is a good indicator of bias in directionality.
+Data Plotting
+  * R Package: CircStats
+  * http://finzi.psych.upenn.edu/R/library/CircStats/html/00Index.html