Table 5 The evaluation of the presented models through statistical analysis.

From: Toward accurate prediction of N2 uptake capacity in metal-organic frameworks

 

Status

RMSE

MAE

SD

MBE

R2

DNN

Train

1.1230

0.3548

1.1230

− 3.2E−09

0.9947

Test

1.4129

0.4629

1.4103

− 0.0863

0.9915

Total

1.1868

0.3764

1.1866

− 0.0172

0.9940

CatBoost

Train

0.7635

0.3598

0.7635

− 0.0012

0.9975

Test

1.1711

0.4645

1.1710

− 0.0122

0.9941

Total

0.8607

0.3808

0.8607

− 0.0034

0.9968

XGBoost

Train

0.4445

0.1220

0.4445

− 3E−05

0.9991

Test

1.0297

0.3437

1.0297

− 0.0076

0.9955

Total

0.6085

0.1664

0.6085

− 0.0015

0.9984

GPR-RQ

Train

0.6114

0.1537

0.6114

− 0.0035

0.9984

Test

0.9557

0.3010

0.9544

− 0.0510

0.9961

Total

0.6941

0.1832

0.6940

− 0.0130

0.9979