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Table 5 Accuracy analysis on 3 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: 3

Trip type

Metrics

Regression models

DTR

LR

RF

SVR

Initial

Business

R-Square

0.494034631

0.680403331

0.643805012

0.664326333

MAE

0.465347868

0.453325862

0.429376229

0.409318226

MSE

0.612187811

0.386692839

0.430974615

0.406145045

RMS

0.782424316

0.621846315

0.656486569

0.6372951

Couple

R-Square

0.557112178

0.637619169

0.652403661

0.66072788

MAE

0.370073741

0.41151151

0.360877671

0.34315076

MSE

0.405376986

0.331688617

0.318156312

0.310537122

RMS

0.636692222

0.575924142

0.564053466

0.557258577

Family

R-Square

0.513912241

0.665043759

0.671508988

0.694180945

MAE

0.417504338

0.430080134

0.382853486

0.369920292

MSE

0.552125479

0.380461905

0.373118339

0.347366271

RMS

0.743051464

0.616815941

0.610834134

0.589377868

Friends

R-Square

0.345443636

0.547108351

0.501324814

0.512815694

MAE

0.447834358

0.458106296

0.423223556

0.409417494

MSE

0.616487519

0.426551577

0.469672354

0.458849781

RMS

0.785167192

0.653109162

0.685326458

0.677384515

Na

R-Square

0.424480129

0.531362074

0.564709185

0.57679988

MAE

0.470872837

0.497619667

0.428460934

0.435608361

MSE

0.582264244

0.474129777

0.440391879

0.428159496

RMS

0.763062412

0.688570822

0.663620282

0.654338977

Solo

R-Square

0.409096675

0.556488118

0.565203171

0.603410223

MAE

0.468043902

0.486694355

0.432149131

0.402903409

MSE

0.61475666

0.461415382

0.452348523

0.412599145

RMS

0.784064194

0.67927563

0.672568601

0.642338808

Predicted

Business

R-Square

0.988710956

1.0

0.993934999

0.98985513

MAE

0.032276306

7.99261E−16

0.023254645

0.071785537

MSE

0.009410853

9.62679E−31

0.00505595

0.006351565

RMS

0.097009551

9.81162E−16

0.071105202

0.079696703

Couple

R-Square

0.991022773

1.0

0.996989662

0.983256503

MAE

0.016769973

9.4321E−16

0.010718847

0.078230875

MSE

0.005175668

1.54316E−30

0.001735559

0.00965318

RMS

0.071942116

1.24224E−15

0.041660045

0.098250597

Family

R-Square

0.993925877

1.0

0.997542518

0.985266241

MAE

0.018471197

8.31279E−16

0.01310571

0.081516663

MSE

0.004495411

1.19969E−30

0.001818764

0.01090434

RMS

0.067047824

1.0953E−15

0.042646965

0.104423849

Friends

R-Square

0.978614861

1.0

0.993251005

0.979149358

MAE

0.026759625

1.01946E−15

0.018504015

0.085447037

MSE

0.009787937

1.53945E−30

0.003089002

0.009543299

RMS

0.098934003

1.24075E−15

0.055578791

0.097689809

Na

R-Square

0.953731657

1.0

0.985717484

0.97915379

MAE

0.050709028

7.42076E−16

0.029443623

0.08062522

MSE

0.022985987

1.34379E−30

0.007095515

0.01035634

RMS

0.151611302

1.15922E−15

0.08423488

0.101766105

Solo

R-Square

0.981319065

1.0

0.989753786

0.976194522

MAE

0.031211047

8.41058E−16

0.022538522

0.087649318

MSE

0.009594515

1.4182E−30

0.005262449

0.012226478

RMS

0.097951598

1.19088E−15

0.072542737

0.110573404