... ID-DLO, the Institute for Animal Science and Health (Lelystad, the Netherlands), leading their sensory laboratory. ID-DLO is one of the major research institutes on animal production. In their ... looks. (Thurstone 1947, P. 55) Suggestions for Future Research Other PCA-like techniques can be used for alternative consonance- methods. PCA for categorical data, e.g. Princals (see Gifi ... SCIENCE Garmt B. Dijksterhuis, Ph. D. ID-DLO, Institute for Animal Science and Health Food Science Department Lely stad The Netherlands FOOD & NUTRITION PRESS, INC. TRUMBULL, CONNECTICUT...