G'day all,
On Tue, 26 Jun 2018 11:16:55 +0300
Maija Sirkjärvi <maija.sirkja...@gmail.com> wrote:
> It seems that my Amat and dvec are incompatible. Amat is a matrix of
> zeros size: *2*J-3,J* and dvec is a vector of length *J*. There
> should be no problem, but apparently there is. [...]
solve.QP solves the quadratic program:
min(-d^T b + 1/2 b^T D b)
where A^T b >= b_0.
Note the transpose. :)
If dvec is of length *J*, then b will be of length J too, and Amat
should be Jx(2J-3) so that its transpose is (2j-3)xJ, making it
compatible for matrix multiplication with b.
Cheers,
Berwin
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