[R] Constrained linear least squares

[Simon Wood]

mgcv::pcls will do this, but there are other packages for  quadratic
programming as well. Simon


On Tue, 7 Mar 2006, Domenico Vistocco wrote:

> Is there a function in R for constrained linear least squares?
>
> I used the matlab function LSQLIN: my aim is to obtain
> non-negative regression coefficients which sum 1.
>
> Thanks in advance,
> domenico vistocco
>