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compositional data (43) 43
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Computers and Geosciences, ISSN 0098-3004, 2009, Volume 35, Issue 9, pp. 1854 - 1861
Journal Article
Environmetrics (London, Ont.), ISSN 1099-095X, 2009, Volume 20, Issue 6, pp. 621 - 632
Journal Article
Journal of Geochemical Exploration, ISSN 0375-6742, 02/2016, Volume 161, pp. 119 - 127
...), subsurface data and using the staged factor analysis (SFA) and concentration–volume (C–V) fractal modeling. Results obtained by SFA reveal that Cu and Mo were situated in a factor as F1... 
Logratio matrix | Concentration–volume (C–V) fractal modeling | Staged factor analysis (SFA) | Takht-e-Gonbad porphyry Cu deposit | Concentration-volume (C-V) fractal modeling | GEOCHEMISTRY & GEOPHYSICS | BELT | MINERALIZATION | SPATIAL EVIDENCE | GEOCHEMICAL ANOMALIES | SEPARATION | KERMAN | Porphyry | Oxidation-reduction reaction | Models
Journal Article
Computational Statistics, ISSN 0943-4062, 12/2012, Volume 27, Issue 4, pp. 585 - 604
Compositional data, i.e. data including only relative information, need to be transformed prior to applying the standard discriminant analysis methods that are designed for the Euclidean space... 
Discriminant analysis | Probability Theory and Stochastic Processes | Economic Theory | Robustness | Statistics, general | Statistics | Logratio transformations | Probability and Statistics in Computer Science | Compositional data | SINGULARITY | CLASSIFICATION | STATISTICS & PROBABILITY | HUNGARY | NONNORMALITY | Studies | Statistical methods | Parameter estimation | Computer simulation | Covariance | Transformations | Estimators | Standards
Journal Article
Journal of Geochemical Exploration, ISSN 0375-6742, 2011, Volume 110, Issue 2, pp. 167 - 185
...) benefits (e.g., mineral deposit discovery) of developments in compositional data analysis and imputation of censored values to mineral exploration geochemistry... 
Concentration-area plots | Epithermal-Au | Aroroy (Philippines) | Pathfinder element | Logratio transformations | Compositional data | METIS-302505 | PRINCIPAL COMPONENT | CATCHMENT | MULTIVARIATE | STATISTICAL-ANALYSIS | GEOCHEMISTRY & GEOPHYSICS | THRESHOLD | MISSING VALUES | EXPLORATION GEOCHEMISTRY | BASIN | RECONNAISSANCE | Censorship | Chemical properties | Analysis | Sediments (Geology)
Journal Article
Microbial ecology in health and disease, ISSN 1651-2235, 2015, Volume 26, Issue 1, pp. 27663 - 7
.... We introduced a novel statistical framework called analysis of composition of microbiomes (ANCOM). ANCOM accounts for the underlying... 
constrained | log-ratio | relative abundance | Studies | Hypothesis testing | Pediatrics | Health sciences | Forests | Data analysis | Taxonomy | Ecosystems | Environmental health | Statistical methods | Euclidean space | Public health
Journal Article
Österreichische Zeitschrift für Statistik, ISSN 1026-597X, 2016, Volume 45, Issue 4, pp. 57 - 71
The term compositional data analysis is historically associated to the approach based on the logratio transformations introduced in the eighties... 
Simplex | Composition | Equivalence class | Logratio | Compositional analysis | Quotient space
Journal Article
Journal of Applied Statistics, ISSN 0266-4763, 06/2016, Volume 43, Issue 8, pp. 1419 - 1435
With large-scale database systems, statistical analysis of data, occurring in the form of probability distributions, becomes an important task in explorative data analysis... 
centred logratio transformation | Bayes spaces | smoothing spline | B-spline representation | STATISTICS & PROBABILITY | Data analysis | Statistical analysis | Transformations (mathematics) | Preprocessing | Splines | Data smoothing | Bayesian analysis | Density | Tasks | Smoothing | Images | Data processing
Journal Article
Geoderma Regional, ISSN 2352-0094, 06/2016, Volume 7, Issue 2, pp. 216 - 222
.... It is expected that the data collected and analyzed here can be used for evaluating the quality of soil particle size analysis, as well as to aid in the characterization of Brazilian soils... 
Latossolo | Tropical soils | Soil texture | Ferralsol | Logratio analysis | Meta-analysis | SOIL SCIENCE
Journal Article
Journal Article