[R] S intrp function

Don Isgitt djisgitt at soundenergy.com
Thu Apr 3 23:31:16 CEST 2003

Thank you, Roger, and to all who responded. akima is what I needed.


Roger Peng wrote:

>There is function `interp' in library(akima).  Maybe this is what you're
>looking for?
>UCLA Department of Statistics
>rpeng at stat.ucla.edu
>On Wed, 2 Apr 2003, Don Isgitt wrote:
>>I am trying some S-Plus scripts that I used a few years ago on R. Many 
>>things have worked flawlesly and I am very impressed with the work the 
>>developers have done. (As I remember, the license fee on S-Plus at that 
>>time was ~$4500 per seat (AIX) ouch!!) So, thank you.
>>My question relates to the intrp function, which takes irregularly 
>>spaced xyz data and produces a regular xyz grid suitable for contouring 
>>or imaging. I have not found the equivalent function in R; have I missed 
>>it or is there some other preferred method to accomplish this.
>>Thank you very much.
>>p.s. I am not subscribed to this list, so an email reply would be 
>>R-help at stat.math.ethz.ch mailing list

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