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Table 4 Accuracy analysis on 4 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: 4

Trip type

Metrics

Regression models

DTR

LR

RF

SVR

Initial

Business

R-Square

0.500499663

0.571730015

0.622637838

0.60432398

MAE

0.454416452

0.492318468

0.427498911

0.432185146

MSE

0.62427322

0.535249854

0.471625491

0.494514066

RMS

0.790109625

0.731607719

0.686749948

0.703216941

Couple

R-Square

0.379408723

0.56261977

0.566966686

0.5821451

MAE

0.407322959

0.428936758

0.37600497

0.360798776

MSE

0.531212538

0.374387896

0.37066703

0.35767464

RMS

0.728843288

0.61187245

0.608824302

0.598059061

Family

R-Square

0.427375634

0.517426807

0.537317355

0.518186975

MAE

0.417756143

0.467897336

0.402319383

0.409406005

MSE

0.595395551

0.501763371

0.481081849

0.500972974

RMS

0.771618786

0.708352575

0.693600641

0.707794443

Friends

R-Square

0.231602701

0.464082448

0.470741684

0.473549516

MAE

0.485983094

0.526916745

0.453298693

0.45965649

MSE

0.844423055

0.588941602

0.581623498

0.578537857

RMS

0.918924946

0.767425307

0.762642444

0.760616761

Solo

R-Square

0.406590011

0.524378896

0.559923796

0.551848304

MAE

0.472640739

0.491888024

0.439279924

0.436842432

MSE

0.654771874

0.524802965

0.485582525

0.494493067

RMS

0.809179754

0.724432857

0.696837517

0.70320201

Predicted

Business

R-Square

0.986917138

1.0

0.995109276

0.990896252

MAE

0.030853037

1.33454E−15

0.020840004

0.071659678

MSE

0.009975699

3.26819E−30

0.003729183

0.006941619

RMS

0.09987842

1.80781E−15

0.061067038

0.083316381

Couple

R-Square

0.992325901

1.0

0.99653063

0.984578646

MAE

0.016069413

9.73099E−16

0.011468717

0.072643083

MSE

0.003679316

1.88399E−30

0.001663376

0.007393707

RMS

0.060657369

1.37259E−15

0.040784503

0.08598667

Family

R-Square

0.992672864

1.0

0.996400982

0.986364859

MAE

0.020320878

1.4341E−15

0.015203218

0.078010729

MSE

0.004557864

3.67711E−30

0.002238779

0.008481775

RMS

0.067511957

1.91758E−15

0.047315735

0.092096554

Friends

R-Square

0.97854352

1.0

0.992613472

0.984379061

MAE

0.039211831

1.79106E−15

0.026019507

0.080138649

MSE

0.012690384

5.26391E−30

0.004368745

0.009238967

RMS

0.112651606

2.29432E−15

0.066096481

0.096119547

Solo

R-Square

0.971336701

1.0

0.99026373

0.985296617

MAE

0.054406343

1.21503E−15

0.031120354

0.077679192

MSE

0.017115719

2.18013E−30

0.00581382

0.008779833

RMS

0.130827059

1.47653E−15

0.076248409

0.093700762