Displaying 3 results from an estimated 3 matches for "lowrankqp".
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2008 May 07
0
Fwd: Re: Solution of function
...onstraints :
> 0 < x,y < p
> 0 < x-y< q
>
> where a, p,q are given constants and x = (x, y) and C is a 2X2
> matrix (given)
> Can anyone suggest me any R function to do that?
ipop() in package kernlab
solve.QP in package quadprog
Depending on the form of C, package LowRankQP could also be of interest.
HTH.
Cheers,
Berwin
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2008 Jun 17
2
constrOptim with method = "L-BFGS-B"
Hi,
i need to minimize a quadratic function with boundary condidtions and one
equality condition.
In order to do that i converted the equality constraint into 2 inequality
constaints and passed everything cia constrOptim, as the manual said:
everything included in the ... will be passed to Optim that will pass it
back to fn in case it does not need it.
My code is the following:
mat <-
2007 Mar 26
1
Problem in loading all packages all at once
...ne","lmm","lmomco","Lmoments","lmtest","locfdr","locfit","lodplot","LogicReg","logistf","logspline","lokern","longitudinal","longmemo","LoopAnalyst","LowRankQP","lpridge","lpSolve","lsa","lspls","ltm","maanova","magic","mapLD","mapproj","maps","maptools","maptree","mAr","marg","MarkedPointProcess","...