alsace: ALS for the Automatic Chemical Exploration of mixtures

Alternating Least Squares (or Multivariate Curve Resolution) for analytical chemical data, in particular hyphenated data where the first direction is a retention time axis, and the second a spectral axis. Package builds on the basic als function from the ALS package and adds functionality for high-throughput analysis, including definition of time windows, clustering of profiles, retention time correction, etcetera.

Package details

AuthorRon Wehrens
Bioconductor views Metabolomics Preprocessing
MaintainerRon Wehrens <>
LicenseGPL (>= 2)
Package repositoryView on Bioconductor
Installation Install the latest version of this package by entering the following in R:
if (!requireNamespace("BiocManager", quietly = TRUE))


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alsace documentation built on Nov. 8, 2020, 5:54 p.m.