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Table 3 Performance analysis on 5 star hotel class based on trip type (Initial and predicted results)

From: Analysing the impact of contextual segments on the overall rating in multi-criteria recommender systems

 

Hotel class: 5

Trip type

Metrics

Regression models

DTR

LR

RF

SVR

Initial

Business

R-Square

0.330098467

0.584736234

0.544640684

0.604195933

MAE

0.605619383

0.581940599

0.533897951

0.501243912

MSE

1.144838817

0.709671579

0.778193503

0.676415618

RMS

1.069971409

0.842420073

0.882152766

0.822444903

Couple

R-Square

0.218133957

0.476638312

0.461115074

0.519604393

MAE

0.504565917

0.506479352

0.449567603

0.439952932

MSE

0.969162141

0.648733039

0.667974871

0.595474428

RMS

0.98446033

0.805439656

0.817297296

0.771669895

Friends

R-Square

−0.24990781

0.313490934

0.273297993

0.311164439

MAE

0.916470438

0.780166938

0.746868378

0.717472347

MSE

2.15190259

1.181927679

1.251125818

1.185933087

RMS

1.466936464

1.087164973

1.118537356

1.089005549

Na

R-Square

0.034345766

0.24146114

0.453187809

0.372348188

MAE

0.700060823

0.713014732

0.586768372

0.610872291

MSE

1.376256805

1.081074604

0.779320354

0.894533517

RMS

1.173139721

1.039747375

0.882791229

0.94579782

Predicted

Business

R-Square

0.977011612

0.977011612

0.977011612

0.977011612

MAE

0.058746365

8.59395E−16

0.031914755

0.077447023

MSE

0.021728744

1.19335E−30

0.005765376

0.008678885

RMS

0.14740673

1.09241E−15

0.075930075

0.093160533

Couple

R-Square

0.985430866

1.0

0.9919396

0.981434517

MAE

0.032680946

6.67884E−16

0.025366234

0.084143538

MSE

0.008208131

1.02359E−30

0.004541164

0.010459641

RMS

0.090598738

1.01173E−15

0.067388157

0.102272388

Family

R-Square

0.972981332

1.0

0.984517143

0.985366584

MAE

0.055371583

6.27795E−16

0.037737825

0.082964182

MSE

0.019848843

9.87318E−31

0.011374239

0.010750211

RMS

0.140885923

9.93639E−16

0.106650079

0.103683226

Friends

R-Square

0.931534276

1.0

0.978869909

0.989496157

MAE

0.11308985

4.45759E−16

0.068180115

0.064613082

MSE

0.043581077

3.64033E−31

0.013450119

0.006686102

RMS

0.208760814

6.03351E−16

0.115974647

0.081768586

Na

R-Square

0.872149309

1.0

0.963560265

0.976579223

MAE

0.122244828

7.17179E−16

0.066346766

0.089176871

MSE

0.057325331

7.32379E−31

0.016338745

0.010501342

RMS

0.239427088

8.55791E−16

0.1278231

0.102476054