Some aspects of transformations of compositional data and the identification of outliers
✍ Scribed by Barceló, Carles ;Pawlowsky, Vera ;Grunsky, Eric
- Publisher
- Springer
- Year
- 1996
- Tongue
- English
- Weight
- 643 KB
- Volume
- 28
- Category
- Article
- ISSN
- 0020-5958
No coin nor oath required. For personal study only.
📜 SIMILAR VOLUMES
Compositional data often result when raw data are normalized or when data is obtained as proportions of a certain heterogeneous quantity. These conditions are fairly common in geology, economics and biology. The result is, therefore, a vector of such observations per specimen. The usual multivariate
W e consider the problem o f assessing the signijcance of trace material which may connect suspect and crime. W e demonstrate the application of statistical method when measured data is subject to random (uncontrollable) components of variability. Through simplified model situations we describe the