ServerRun 14887
Creatorinternal
ProgramMyMediaLite-item-knn-pearson
Datasetmovielens100k
Task typeCollaborativeFiltering
Created5y348d ago
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Done! Flag_green
7m37s
418M
CollaborativeFiltering
0.803
0.632
0.946
0.743

Log file

Nothing to construct.
===== MAIN: learn based on training data =====
=== START program1: ./run learn ../dataset2/train
loading_time 0.55
ratings range: [0, 5]
training data: 943 users, 1680 items, 90570 ratings, sparsity 94.28306
ItemKNNPearson k=80 shrinkage=50 reg_u=12 reg_i=2 training_time 00:00:36.1871540 
memory 17
Save model to model.txt
=== END program1: ./run learn ../dataset2/train --- OK [40s]

===== MAIN: predict/evaluate on train data =====
=== START program3: ./run stripLabels ../dataset2/train ../program0/evalTrain.in
=== END program3: ./run stripLabels ../dataset2/train ../program0/evalTrain.in --- OK [1s]
=== START program1: ./run predict ../program0/evalTrain.in ../program0/evalTrain.out
loading_time 0.96
ratings range: [0, 5]
training data: 943 users, 1680 items, 90570 ratings, sparsity 94.28306
test data:     943 users, 1680 items, 90570 ratings, sparsity 94.28306
Load model from model.txt
ItemKNNPearson k=inf shrinkage=10 reg_u=10 reg_i=5 RMSE 3.62073 MAE 3.55875 NMAE 0.71175 testing_time 00:03:08.4140240
predicting_time 00:03:10.5391990
memory 30
=== END program1: ./run predict ../program0/evalTrain.in ../program0/evalTrain.out --- OK [384s]
=== START program4: ./run evaluate ../dataset2/train ../program0/evalTrain.out
=== END program4: ./run evaluate ../dataset2/train ../program0/evalTrain.out --- OK [3s]

===== MAIN: predict/evaluate on test data =====
=== START program3: ./run stripLabels ../dataset2/test ../program0/evalTest.in
=== END program3: ./run stripLabels ../dataset2/test ../program0/evalTest.in --- OK [1s]
=== START program1: ./run predict ../program0/evalTest.in ../program0/evalTest.out
loading_time 0.6
ratings range: [0, 5]
training data: 943 users, 1680 items, 90570 ratings, sparsity 94.28306
test data:     943 users, 1129 items, 9430 ratings, sparsity 99.11426
Load model from model.txt
ItemKNNPearson k=inf shrinkage=10 reg_u=10 reg_i=5 RMSE 3.66704 MAE 3.61323 NMAE 0.72265 testing_time 00:00:13.2579900
predicting_time 00:00:11.1577350
memory 27
=== END program1: ./run predict ../program0/evalTest.in ../program0/evalTest.out --- OK [29s]
=== START program4: ./run evaluate ../dataset2/test ../program0/evalTest.out
=== END program4: ./run evaluate ../dataset2/test ../program0/evalTest.out --- OK [1s]


real	7m41.867s
user	7m30.768s
sys	0m5.960s

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