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Chapters 13-15 (Feature Understanding and Selection (Descriptive…

- - - - Click to display for deatils about feture
    - - Mean,, Stdev, Median, Min, Max
- - - - True/False are realitivly well distributed
    - - LogLoss(Accuracy) insted of using true/false case to evaluate use probaility and distance from correct answer
  - - - Random
        
        Holdout % is specified
      - Stratified
        
        Maintain same distribution of target values as holdout
      - Group
        
        like partition feture but allows grouo memebership feture and keeps groups partitioned together
      - Partition Feauture
        
        Exactly what cases are used in different folds
      - Date/Time
        
        Validation cases occur in a time period after cases used to create the moodel
  - - - Same as quick but it starts at 16% insted of 32%
    - - Leave ore time to create a presentation
        
        4 models are cross validated and one blender algorthim applied
- - - - Feture: readmited