Selected Projects


April 27, 2022

R Software Packages

All my work can be seen at Github. Here are some highlights:

  • ChemoSpec: Exploratory Chemometrics for Spectroscopy
  • ChemoSpec2D: Exploratory Chemometrics for 2D Spectroscopy
  • readJDX: Import Data in the JCAMP-DX Format
  • LearnPCA A series of vignettes explaining PCA from the very beginning.
  • hyperSpec Tools for Spectroscopy. Joint project with Claudia Beleites, Vilmantas Gegzna, Erick Oduniyi, Sang Truong, and others.
  • exCon: Interactive Exploration of Contour Data live demo
  • SpecHelpers: Spectroscopy Related Utilities
  • unmixR: Hyperspectral Unmixing with R, with Anton Belov, Conor McManus, Claudia Beleites and Simon Fuller
  • HiveR: Hive Plots in 2D and 3D
  • LindenmayeR: Functions to Explore L-Systems (Lindenmayer Systems)

Misc Projects

From The Past!

Over 32 years of teaching at DePauw University, I was honored to conduct research with a good number of very talented undergraduates. The last 15 years or so my focus was on plant metabolomics. Checkout this page presenting some of the work conducted by student researchers.