cobs99: Constrained B-splines – outdated 1999 version

Qualitatively Constrained (Regression) Smoothing via Linear Programming. OUTDATED version based on He & Ng (1999), the modified "non-simplex" algorithm of Bartels and Conn (1980). Use 'cobs' instead, unless for historical comparisons.

Version: 0.9-12
Published: 2013-06-12
Author: Pin T. Ng and Xuming He, U. Illinois; R port by Martin Maechler
Maintainer: Martin Maechler <maechler at>
License: GPL-2 | GPL-3 [expanded from: GPL (≥ 2)]
NeedsCompilation: yes
Materials: README ChangeLog
CRAN checks: cobs99 results


Reference manual: cobs99.pdf
Package source: cobs99_0.9-12.tar.gz
Windows binaries: r-devel:, r-release:, r-oldrel:
OS X Snow Leopard binaries: r-release: cobs99_0.9-12.tgz, r-oldrel: cobs99_0.9-12.tgz
OS X Mavericks binaries: r-release: cobs99_0.9-12.tgz
Old sources: cobs99 archive