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training_time 00:19:01.2938430
memory 12
Save model to model.txt
=== END _tune-hyperparameter4: ./run learn ../cv.train --- OK [1146s]
=== START _tune-hyperparameter4: ./run predict ../cv.test /home/mlcomp/worker/scratch/program1/cvTestPredictions4
loading_time 4.04
ratings range: [0, 5]
training data: 5000 users, 3646 items, 581215 ratings, sparsity 96.81177
test data: 4998 users, 3510 items, 249092 ratings, sparsity 98.5801
Load model from model.txt
BiasedMatrixFactorization num_factors=10 bias_reg=0.0001 reg_u=0.015 reg_i=0.015 learn_rate=0.01 num_iter=30 bold_driver=False init_mean=0 init_stdev=0.1 optimize_mae=False RMSE 0.86985 MAE 0.68373 NMAE 0.13675 testing_time 00:00:00.2155990
predicting_time 00:00:01.1552320
memory 14
=== END _tune-hyperparameter4: ./run predict ../cv.test /home/mlcomp/worker/scratch/program1/cvTestPredictions4 --- OK [6s]
=== START program5: ./run evaluate ../program1/cv.test /home/mlcomp/worker/scratch/program1/cvTestPredictions4
=== END program5: ./run evaluate ../program1/cv.test /home/mlcomp/worker/scratch/program1/cvTestPredictions4 --- OK [3s]
CV error rate 0.756646071692432 with hyperparameter 100.0
Best hyperparameter value is 1.0; got CV error rate 0.755373001437206
=== END program1: ./run learn ../dataset6/train --- OK [5846s]
===== MAIN: predict/evaluate on train data =====
=== START program7: ./run stripLabels ../dataset6/train ../program0/evalTrain.in
=== END program7: ./run stripLabels ../dataset6/train ../program0/evalTrain.in --- OK [4s]
=== START program1: ./run predict ../program0/evalTrain.in ../program0/evalTrain.out
=== START _tune-hyperparameter-best: ./run predict ../../program0/evalTrain.in ../../program0/evalTrain.out
loading_time 6.14
ratings range: [0, 5]
training data: 5000 users, 3646 items, 581215 ratings, sparsity 96.81177
test data: 5000 users, 3692 items, 830307 ratings, sparsity 95.50213
Load model from model.txt
BiasedMatrixFactorization num_factors=10 bias_reg=0.0001 reg_u=0.015 reg_i=0.015 learn_rate=0.01 num_iter=30 bold_driver=False init_mean=0 init_stdev=0.1 optimize_mae=False RMSE 3.6352 MAE 3.55724 NMAE 0.71145 testing_time 00:00:00.6910760
predicting_time 00:00:04.0476010
memory 23
=== END _tune-hyperparameter-best: ./run predict ../../program0/evalTrain.in ../../program0/evalTrain.out --- OK [13s]
=== END program1: ./run predict ../program0/evalTrain.in ../program0/evalTrain.out --- OK [13s]
=== START program8: ./run evaluate ../dataset6/train ../program0/evalTrain.out
=== END program8: ./run evaluate ../dataset6/train ../program0/evalTrain.out --- OK [8s]
===== MAIN: predict/evaluate on test data =====
=== START program7: ./run stripLabels ../dataset6/test ../program0/evalTest.in
=== END program7: ./run stripLabels ../dataset6/test ../program0/evalTest.in --- OK [1s]
=== START program1: ./run predict ../program0/evalTest.in ../program0/evalTest.out
=== START _tune-hyperparameter-best: ./run predict ../../program0/evalTest.in ../../program0/evalTest.out
loading_time 2.75
ratings range: [0, 5]
training data: 5000 users, 3646 items, 581215 ratings, sparsity 96.81177
test data: 5000 users, 1648 items, 5000 ratings, sparsity 99.93932
Load model from model.txt
BiasedMatrixFactorization num_factors=10 bias_reg=0.0001 reg_u=0.015 reg_i=0.015 learn_rate=0.01 num_iter=30 bold_driver=False init_mean=0 init_stdev=0.1 optimize_mae=False RMSE 3.75584 MAE 3.6843 NMAE 0.73686 testing_time 00:00:00.0048850
predicting_time 00:00:00.0132730
memory 10
=== END _tune-hyperparameter-best: ./run predict ../../program0/evalTest.in ../../program0/evalTest.out --- OK [4s]
=== END program1: ./run predict ../program0/evalTest.in ../program0/evalTest.out --- OK [4s]
=== START program8: ./run evaluate ../dataset6/test ../program0/evalTest.out
=== END program8: ./run evaluate ../dataset6/test ../program0/evalTest.out --- OK [2s]
real 98m2.587s
user 96m15.357s
sys 0m13.925s
Run specification
supervised-learning: Main entry for supervised learning for training and testing a program on a dataset.
(learner:Program) tune-hyperparameter: Sets the hyperparameter
(splitter:Program) collaborativefiltering-utils: Validates, inspects, and evaluates a dataset in CollaborativeFiltering format.
(evaluator:Program[Evaluate]) collaborativefiltering-utils: Validates, inspects, and evaluates a dataset in CollaborativeFiltering format.
(dataset:Dataset) movielens1m: 1M MovieLens movie ratings dataset from http://www.grouplens.org/.
The original dataset contains 1,000,209 anonymous ratings (1-5 stars) of approximately 3,900 movies made by 6,040 MovieLens users who joined MovieLens in 2000.
This sub-dataset includes the ratings of 5,000 randomly selected users. A single rating from each user was withheld to form the test set.
See included README.txt for more information.
(stripper:Program[Strip]) collaborativefiltering-utils: Validates, inspects, and evaluates a dataset in CollaborativeFiltering format.
(evaluator:Program[Evaluate]) collaborativefiltering-utils: Validates, inspects, and evaluates a dataset in CollaborativeFiltering format.
When you generate a run, you can set a time limit for the run (no more than 24 hours). After that point, we will terminate the program.
Your program can use 1.5GB of memory. More information here.
Go to the page for the run and look at the log file for signs of the responsible error.
You can also download the run and run it locally on your machine (a README file should
be included in the download which provides more information).
We said that a run was simply a program/dataset pair, but that's not the full story.
A run actually includes other helper programs such as the evaluation program and
various programs for reductions (e.g., one-versus-all, hyperparameter tuning).
More formally, a run is a given by a run specification,
which can be found on the page for any run.
A run specification is a tree where each internal node represents a program
and its children represents the arguments to be passed into its constructor.
For example, the one-versus-all program takes your binary classification program
as a constructor argument and behaves like a multiclass classification program.
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