数据挖掘:决策树 Decision Trees

文章目录

        • Building Decision Trees
        • Limitations of decision Trees
        • Random Forest
        • Summary

数据挖掘:决策树 Decision Trees_第1张图片

Building Decision Trees

  • Use a top-down approach,staring from the root node with the set of all features
  • At each parent node,pick a feature to split the examples.
    • Feature selection criteria
      • Maximize variance reduction for continuous target
      • Maximize information gain (1-entropy) for

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