Description: Java realize decision tree classic ID3 algorithm, and a small example to test, the result is correct.
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File list (Check if you may need any files):
RoughSet3
.........\.classpath
.........\.project
.........\.settings
.........\.........\org.eclipse.jdt.core.prefs
.........\bin
.........\...\coreandreduce
.........\...\.............\DecisionTable.class
.........\...\.............\MyElement.class
.........\...\.............\MySet.class
.........\...\.............\Test.class
.........\...\.............\testData.dt
.........\...\ID3
.........\...\...\DTree.class
.........\...\...\DTreeUtil.class
.........\...\...\SequenceComparator.class
.........\...\...\TreeNode.class
.........\src
.........\...\coreandreduce
.........\...\.............\DecisionTable.java
.........\...\.............\MyElement.java
.........\...\.............\MySet.java
.........\...\.............\Test.java
.........\...\.............\testData.dt
.........\...\ID3
.........\...\...\DTree.class
.........\...\...\DTree.java
.........\...\...\DTreeUtil.java
.........\...\...\SequenceComparator.java
.........\...\...\TreeNode.java
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