This article describes three multivariate projection methods and compares them for their ability to identify clusters of biological samples and genes using real-life data on gene expression levels of ...

Author A.J. Cavallo nicely identified the uses, meanings, and limits of the bell-shaped curve for predicting oil production (OGJ, June 6, 2005, and June 13, 2005). I fully agree that the bell-curve ...

THE fourth edition of this work on hydro-graphical surveying differs but slightly from its predecessor, the main text being practically untouched, and the only important changes being the addition of ...