Variable Penalty Dynamic Time Warping R package VPdtw version 2.2.1 Variable Penalty Dynamic Time Warping (VPdtw) for aligning chromatographic signals. With an appropriate penalty this method performs good alignment of chromatographic data without deforming the peaks (Clifford, D., Stone, G., Montoliu, I., Rezzi S., Martin F., Guy P., Bruce S., and Kochhar S.(2009) <doi:10.1021/ac802041e>; Clifford, D. and Stone, G. (2012) <doi:10.18637/jss.v047.i08>). Software Suggests: testthat (>= 3.0.0), vdiffr Ethan Bass <ethanbass@gmail.com> Comprehensive R Archive Network (CRAN) David Clifford [aut], Glenn Stone [aut], Ethan Bass [ctb, cre] (ORCID: <https://orcid.org/0000-0002-6175-6739>) GPL-2 2024-08-29 application/tgz https://CRAN.R-project.org/package=VPdtw doi:10.32614/CRAN.package.VPdtw