ServerRun 14892
Creatorinternal
ProgramMyMediaLite-item-knn-cosine
Datasetmovielens100k
Task typeCollaborativeFiltering
Created6y97d ago
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Done! Flag_green
9m31s
423M
CollaborativeFiltering
0.929
0.733
0.957
0.755

Log file

Nothing to construct.
===== MAIN: learn based on training data =====
=== START program1: ./run learn ../dataset2/train
loading_time 0.53
ratings range: [0, 5]
training data: 943 users, 1680 items, 90570 ratings, sparsity 94.28306
ItemKNNCosine k=80 reg_u=12 reg_i=2 training_time 00:00:05.3350890 
memory 16
Save model to model.txt
=== END program1: ./run learn ../dataset2/train --- OK [11s]

===== 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 0.88
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
ItemKNNCosine k=inf reg_u=10 reg_i=5 RMSE 3.5937 MAE 3.54044 NMAE 0.70809 testing_time 00:04:09.9742320
predicting_time 00:04:17.8336040
memory 40
=== END program1: ./run predict ../program0/evalTrain.in ../program0/evalTrain.out --- OK [514s]
=== START program4: ./run evaluate ../dataset2/train ../program0/evalTrain.out
=== END program4: ./run evaluate ../dataset2/train ../program0/evalTrain.out --- OK [2s]

===== 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 [2s]
=== START program1: ./run predict ../program0/evalTest.in ../program0/evalTest.out
loading_time 0.59
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
ItemKNNCosine k=inf reg_u=10 reg_i=5 RMSE 3.64957 MAE 3.59936 NMAE 0.71987 testing_time 00:00:18.8471620
predicting_time 00:00:16.0158810
memory 32
=== END program1: ./run predict ../program0/evalTest.in ../program0/evalTest.out --- OK [40s]
=== START program4: ./run evaluate ../dataset2/test ../program0/evalTest.out
=== END program4: ./run evaluate ../dataset2/test ../program0/evalTest.out --- OK [2s]


real	9m34.100s
user	9m23.867s
sys	0m4.056s

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