Re: [R] Suggestions: Terminology & Pkgs for following spectra over time

2008-04-17 Thread Katharine Mullen
Dear Bryan, For work in that general direction, look at the R News that was on 'R in chemistry' (Volume 6/3, August 2006, http://www.r-project.org/doc/Rnews/Rnews_2006-3.pdf) and the special vol. of the Journal of Statistical Software on 'Spectroscopy and Chemometrics in R' (vol 18, http://www.jst

Re: [R] Suggestions: Terminology & Pkgs for following spectra over time

2008-04-17 Thread baptiste AuguiƩ
Hello, I've found the function isPeak from the Bioconductor package "PROCess" very useful for peak finding. My data was similar to yours (spectroscopy, i'm a physicist) but not time dependent. It may be a starting point to work on one spectrum, retrieve a few relevant informations (peak po

[R] Suggestions: Terminology & Pkgs for following spectra over time

2008-04-16 Thread Bryan Hanson
Hi Folks... No code to troubleshoot here. I need some suggestions about the right terminology to use in further searching, and any suggestions about R pkgs that might be appropriate. I am in the planning stages of a project in which IR, NMR and other spectra (I'm a chemist) would be collected on