Class | Description |
---|---|
BinaryAlphaFeatureSelection<OUTCOME_T> |
Selects features via binary Krippendorff's Alpha-Reliability between the a extracted feature
and the outcome values they are paired with in classification instances.
|
Chi2FeatureSelection<OUTCOME_T> |
Selects features via Chi-squared statistics between the features extracted from its sub-extractor
and the outcome values they are paired with in classification instances.
|
FeatureSelection<OUTCOME_T> | |
MutualInformationFeatureSelection<OUTCOME_T> |
Copyright (c) 2007-2012, Regents of the University of Colorado All rights reserved. |
MutualInformationFeatureSelection.MutualInformationStats<OUTCOME_T> |
Helper class for aggregating and computing mutual information statistics
|
OddsRatioFeatureSelection<OUTCOME_T> |
Selects features via Odds Ratio statistics between the features extracted from its sub-extractor
and the outcome values they are paired with in classification instances.
|
ZscoreNormalizationExtractor<OUTCOME_T,FOCUS_T extends org.apache.uima.jcas.tcas.Annotation> |
Use z-score to normalize every numerical feature
|
ZscoreNormalizationExtractor.ZscoreRunningStat |
Enum | Description |
---|---|
MutualInformationFeatureSelection.CombineScoreMethod |
Specifies how scores for each outcome should be combined/aggregated into a single score
|
Copyright © 2012-2017 The Apache Software Foundation. All Rights Reserved.