MLcomp version alpha Statistics: 1202 users, 398 datasets, 328 programs, 9930 runs (0 queued, 0 running), 0 workers

Run 7684

Creator	vivalt
Program	vivalt-learner--r
Dataset	collaborativefiltering-sample
Task type	CollaborativeFiltering
Created	1y121d ago

Status: Failed!

Note: this page autoupdates while a run is in progress

Reason	(see end of log file)
Total Time	8s
Max Memory Usage	416M
Domain:	CollaborativeFiltering
Learn time
Train RMSE
Train MAE
Predict train time
Test RMSE
Test MAE
Predict test time

Log file

Usage: "run learn trainingFileName" OR "run predict testFileName predictionFileName"
===== MAIN: learn based on training data =====
=== START program1: ./run learn ../dataset2/train
=== END program1: ./run learn ../dataset2/train --- OK [2s]

===== 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
[1] "../program0/evalTrain.in"
[1] "../program0/evalTrain.out"
=== END program1: ./run predict ../program0/evalTrain.in ../program0/evalTrain.out --- OK [1s]
=== START program4: ./run evaluate ../dataset2/train ../program0/evalTrain.out
java.lang.NumberFormatException: For input string: "NA"
	at sun.misc.FloatingDecimal.readJavaFormatString(FloatingDecimal.java:1242)
	at java.lang.Double.parseDouble(Double.java:539)
	at scala.collection.immutable.StringLike$class.toDouble(StringLike.scala:210)
	at scala.collection.immutable.StringOps.toDouble(StringOps.scala:31)
	at collaborativefiltering.Utils$$anonfun$3.apply(Utils.scala:174)
	at collaborativefiltering.Utils$$anonfun$3.apply(Utils.scala:174)
	at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:206)
	at scala.collection.TraversableLike$$anonfun$map$1.apply(TraversableLike.scala:206)
	at scala.collection.IndexedSeqOptimized$class.foreach(IndexedSeqOptimized.scala:34)
	at scala.collection.mutable.ArrayOps.foreach(ArrayOps.scala:34)
	at scala.collection.TraversableLike$class.map(TraversableLike.scala:206)
	at scala.collection.mutable.ArrayOps.map(ArrayOps.scala:34)
	at collaborativefiltering.Utils$.evaluate(Utils.scala:174)
	at collaborativefiltering.Utils$.main(Utils.scala:199)
	at collaborativefiltering.Utils.main(Utils.scala)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:613)
	at scala.tools.nsc.util.ScalaClassLoader$$anonfun$run$1.apply(ScalaClassLoader.scala:81)
	at scala.tools.nsc.util.ScalaClassLoader$class.asContext(ScalaClassLoader.scala:24)
	at scala.tools.nsc.util.ScalaClassLoader$URLClassLoader.asContext(ScalaClassLoader.scala:86)
	at scala.tools.nsc.util.ScalaClassLoader$class.run(ScalaClassLoader.scala:81)
	at scala.tools.nsc.util.ScalaClassLoader$URLClassLoader.run(ScalaClassLoader.scala:86)
	at scala.tools.nsc.MainGenericRunner$.main(MainGenericRunner.scala:83)
	at scala.tools.nsc.MainGenericRunner.main(MainGenericRunner.scala)
=== END program4: ./run evaluate ../dataset2/train ../program0/evalTrain.out --- FAILED [2s]

Run specification

• supervised-learning: Main entry for supervised learning for training and testing a program on a dataset.
  • (learner:Program) vivalt-learner--r:
  • (dataset:Dataset) collaborativefiltering-sample: a toy dataset for testing collaborative filtering programs.
  • (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.

Results

• doTrain:
  • evaluate:
    • success: false
    • time: 2
  • predict:
    • success: true
    • time: 1
  • strip:
    • success: true
    • time: 1
• exitCode: 1
• learn:
  • success: true
  • time: 2
• success: false

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