KowalskiB.R.BenderC.F. (1973), Pattern recognition. II. Linear and nonlinear methods for displaying chemical data., J. Amer. Chem. Soc.95, p 686.
2.
LiszkaL., System for operational monitoring of a machine. U.S. Patent No. 4,559,828.
3.
WoldS. (1981), Pattern recognition by means of disjoint principal component models (SIMCA). Philosophy and methods. In Proc. of Symposium on Applied Statistics, Copenhagen, January 22.
