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Re: [Help-glpk] [Fwd: need help about gusek]

From: Andrew Makhorin
Subject: Re: [Help-glpk] [Fwd: need help about gusek]
Date: Thu, 03 Apr 2014 19:09:10 +0400

> Second ,if  I want to solve the least-absolute-deviation problem using
> gusek,how should I convert the objective function.My objective function
> is following:
>          sum{a in A,c in C}|(sum{i in I,j in J}
> pl[i,j,a,c]*d[i,j]-col[a,c])|
>           +sum{a in A,b in B,c in C}|(sum{i in I,j in J}
> pls[i,j,a,b,c]*d[i,j]-cot[a,b,c])|
>                      +sum{i in I,j in J}|(d[i,j]-dt[i,j])|.

You may look at some examples included in the glpk distribution, namely,
cf12a.mod, cf12b.mod, cflsq.mod, qfit.mod, xyacfs.mod, and yacfs.mod.

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