Sample and Variable Selection: Difference between revisions
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====Sample Selection==== | |||
:[[distslct]] - Selects samples on outside of data space. | :[[distslct]] - Selects samples on outside of data space. | ||
:[[doptimal]] - Selects samples based on D-Optimal criteria. | :[[doptimal]] - Selects samples based on D-Optimal criteria. | ||
:[[ | :[[kennardstone]] - Select a subset of samples from a data set by the Kennard-Stone algorithm. | ||
:[[reducennsamples]] - Selects a subset of samples by removing nearest neighbors. | |||
:[[stdsslct]] - Selects data subsets (often for use in standardization). | :[[stdsslct]] - Selects data subsets (often for use in standardization). | ||
====Variable Selection==== | |||
:[[fullsearch]] - Exhaustive Search Algorithm for small problems. | :[[fullsearch]] - Exhaustive Search Algorithm for small problems. | ||
:[[genalg]] - Genetic Algorithm for Variable Selection. | :[[genalg]] - Genetic Algorithm for Variable Selection. | ||
:[[gaselctr]] - Genetic algorithm for variable selection with PLS. | :[[gaselctr]] - Genetic algorithm for variable selection with PLS. | ||
:[[ipls]] - Interval PLS variable selection. | :[[ipls]] - Interval PLS variable selection. | ||
:[[calibsel]] - Statistical procedure for variable selection. | |||
====Variable Correlation Analysis==== | |||
:[[corrmap]] - Correlation map with variable grouping. | |||
:[[durbin_watson]] - Criterion for measure of continuity. | |||
:[[super_reduce]] - Eliminates highly correlated variables. | |||
====Related Tools==== | ====Related Tools==== | ||
Revision as of 13:11, 20 June 2013
Sample Selection
- distslct - Selects samples on outside of data space.
- doptimal - Selects samples based on D-Optimal criteria.
- kennardstone - Select a subset of samples from a data set by the Kennard-Stone algorithm.
- reducennsamples - Selects a subset of samples by removing nearest neighbors.
- stdsslct - Selects data subsets (often for use in standardization).
Variable Selection
- fullsearch - Exhaustive Search Algorithm for small problems.
- genalg - Genetic Algorithm for Variable Selection.
- gaselctr - Genetic algorithm for variable selection with PLS.
- ipls - Interval PLS variable selection.
- calibsel - Statistical procedure for variable selection.
Variable Correlation Analysis
- corrmap - Correlation map with variable grouping.
- durbin_watson - Criterion for measure of continuity.
- super_reduce - Eliminates highly correlated variables.
Related Tools
- lamsel - Determines indices of wavelength axes in specified ranges.
- specedit - GUI for selecting spectral regions on a plot.
- fullsearch - Exhaustive Search Algorithm for small problems.
(Sub topic of Statistics and Editing Preprocessing and Standardization)