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R 10th session - Coggle Diagram
R 10th session
Decision tree
Upside down tree
node types
1 Root
2 sub node
3 Leaf node
Probability
Gain of opponent
Prob - entropy
Entropy - Sum of probab
Business analytics
Cluster analysis
No dependent/Indepe
K means
function - kmeans(vector, center,
clusplot
euclidean distance
scaling
All factors into same format
formula = actual value - average/sd
function - scale(vector)
dist function
after scaling
scalingouput, method
Training and test data
Rpart