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Table 6 Optimal combination of the hyperparameters for the models developed with Strategy B

From: Modeling retroreflectivity degradation of pavement markings across the US with advanced machine learning algorithms

DT models

ANN models

 

Models

D

S

L

F

Models

H

N

B

A

O

Lr

α

DT-A

10

18

2

auto

ANN-A

2

(30, 60)

32

ReLU

adam

0.001

0.1

DT-B

10

10

2

auto

ANN-B

2

(30, 60)

64

ReLU

adam

0.001

0.1

DT-C

10

10

2

auto

ANN-C

2

(30, 60)

64

ReLU

adam

0.001

0.1

DT-D

20

2

2

sqrt

ANN-D

2

(30, 60)

32

ReLU

adam

0.001

0.4

DT-E

10

50

20

auto

ANN-E

1

(30,)

32

ReLU

adam

0.001

0.1

DT-F

20

2

2

auto

ANN-F

1

(30,)

32

ReLU

adam

0.001

0.1

DT-G

20

50

2

auto

ANN-G

1

(60,)

64

ReLU

adam

0.001

0.6

DT-H

10

2

2

auto

ANN-H

2

(30, 60)

64

ReLU

adam

0.001

0.6

DT-I

50

2

2

sqrt

ANN-I

2

(30, 60)

64

ReLU

adam

0.001

0.1

DT-J

10

2

10

sqrt

ANN-J

2

(30, 60)

32

ReLU

adam

0.001

0.1

DT-K

4

2

2

auto

ANN-K

1

(30,)

32

ReLU

adam

0.001

0.1