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Table 4 Predictive performance of machine learning regression algorithms for dataset 1 and dataset 2

From: Machine learning hyperparameter selection for Contrast Limited Adaptive Histogram Equalization

Dataset

Algorithms

Clip limit

Number of tiles

  

RMSE

R 2

RMSE

R 2

Dataset 1

CART

0.04

0.70

0.12

0.15

 

MLP

0.03

0.85

0.11

0.24

 

SVM

0.04

0.85

0.10

0.27

 

RF

0.03

0.86

0.11

0.25

 

XGBoost

0.01

0.93

0.13

0.22

Dataset 2

CART

0.04

0.63

0.17

0.09

 

MLP

0.05

0.56

0.16

0.14

 

SVM

0.04

0.61

0.17

0.15

 

RF

0.03

0.76

0.14

0.37

 

XGBoost

0.03

0.76

0.14

0.35

  1. Best performances are highlighted