(See notice at the end of this document regarding copyright.) This site is for those who know nothing of R, and maybe even nothing of programming, and seek QUICK, PAINLESS! entree to the world of R.

The rest of the loaded packages are for data visualization only (some nice colors in graphs). To plot a pathway, we can model the pathway as a network, or a "graph" in graph theory. In mathematics, a ...

Dimensionality reduction is important for the high-dimensional nature of data in the process industry, which has made latent variable modeling methods popular in recent years. By projecting ...