[R] How to use PCURVE to estimate 2-D principal curves?

Feng Zhang f0z6305 at labs.tamu.edu
Fri Apr 4 18:28:25 CEST 2003


Hey, Rlisters.

Does anybody know how to use the package "PCURVE" to estimate a
2-Dimensional principal curve?

My 2-D data x is stored as a .txt file, looks as following:
xx xx
xx xx
...
xx xx

So how to write the command to get the principal curve?

Thanks for your point.

Fred



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