Functions — github.com/JonathonYan1993/ML_DecisionTree_prepruning_postpruning

CodeHub MCPcopy Create free account

hub / github.com/JonathonYan1993/ML_DecisionTree_prepruning_postpruning / functions

Functions16 in github.com/JonathonYan1993/ML_DecisionTree_prepruning_postpruning

⨍ Functions 16 ◇ Types & classes 0

↓ 2 callersFunctionentropyCal

Decision_Tree_ID3.py:23

↓ 2 callersFunctiongetNumLeafs

Decision_Tree_Visual.py:19

↓ 2 callersFunctionplotMidText

(cntrPt,parentPt,txtString)

Decision_Tree_Visual.py:78

↓ 2 callersFunctionplotNode

figure points:表示坐标原点在图的左下角的数据点 figure pixels:表示坐标原点在图的左下角的像素点 figure fraction：此时取值是小数，范围是([0,1],[0,1]),在图的左下角时xy是（0,0），最右上角是(

Decision_Tree_Visual.py:59

↓ 2 callersFunctionsplitDataset

(dfdata,colName,colValue)

Decision_Tree_ID3.py:34

↓ 2 callersFunctionvalPrecision

(thisTree,valdata)

Decision_Tree_ID3_postpruning.py:27

↓ 1 callersFunctionchooseBestFeatureToSplit

Decision_Tree_ID3.py:45

↓ 1 callersFunctioncreatDecisionTree

Decision_Tree_ID3.py:69

↓ 1 callersFunctioncreatePostpruningTree

(inputTree,dfdata,valdata)

Decision_Tree_ID3_postpruning.py:42

↓ 1 callersFunctioncreatePrepruningTree

(dfdata,valdata)

Decision_Tree_ID3_prepruning.py:55

↓ 1 callersFunctiongetTreeDepth

Decision_Tree_Visual.py:39

↓ 1 callersFunctionplotTree

(myTree,parentPt,nodeTxt)

Decision_Tree_Visual.py:84

↓ 1 callersFunctionprecisionRaiseJudge

(chosenFeature,dfdata,valdata)

Decision_Tree_ID3_prepruning.py:24

↓ 1 callersFunctiontypeMajority

Decision_Tree_ID3.py:64

Functionclassify

(inputTree,valSple)

Decision_Tree_ID3.py:82

FunctioncreateTree

(newTree,titleName)

Decision_Tree_Visual.py:121