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scm() is now implemented with
quadprog::solve.QP(). The optimization problem (weights
summing to one and non-negative) and the resulting estimates are
unchanged; the previously unused lambda argument now serves
as a ridge term for numerical stability.cigs.xls data file to
inst/extdata/ and dropped a stray workspace file from
data/.These binaries (installable software) and packages are in development.
They may not be fully stable and should be used with caution. We make no claims about them.