[R] Curve fitting

Uwe Ligges ligges at statistik.uni-dortmund.de
Fri Dec 2 09:00:44 CET 2005

Nagu wrote:

> Hi,
> Problem statement:
>  There are two variables Y, X. Y is a response from X. I want to find
> a closed form formula to express Y in terms of X.
> Comments:
> I tried with simple polynomial basis but its not a good fit due to the
> non-linear nature of Y.
> Are there any set of functions or algorithm to estimate this closed
> form transformation? It could involve any trug, algebraic functions
> etc...

Without having a model, it seems to be unsensible to look for such a 
function, since there may be an infinte number of functions fullfilling 
your criterion.

Uwe Ligges

> Thank You,
> Nagu
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