[R] Problem in Projection pursuit regression . [Broadcast]

[Liaw, Andy]

ppr() estimates the ridge functions by either the Friedman super smoother or
smoothing splines.  (See ?supsmu and ?smooth.spline.spline.)

Andy 

From: anil kumar rohilla
>   
> Hi list, 
>          Is any body has implemented the projection pursuit 
> regression (ppr) method in MASS library.Running the ppr 
> method is not a problem , But problem is how we are getting 
> the model parameters using least square method ,becoz the 
> function is looking like a continous function and how a 
> continous function can be found out by least square 
> method....THat function name is ridge function (activation 
> function ) If any body is having idia please ,reply its very 
> urgent,,,,,,,,becoz of this problem i am not able to proceed 
> for my paper ,.
> ANy help is much appriciated
> 
> anil
> 
> 
> ANIL KUMAR( METEOROLOGIST)
> LRF SECTION
> NATIONAL CLIMATE CENTER
> ADGM(RESEARCH)
> INDIA METEOROLOGICAL DEPARTMENT
> SHIVIJI NAGAR
> PUNE-411005 INDIA
> MOBILE +919422023277
> anilkumar at imdpune.gov.in
> 
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