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java.lang.Objectorg.mymedialite.data.PosOnlyFeedbackSimpleSplit<T>
public class PosOnlyFeedbackSimpleSplit<T extends IPosOnlyFeedback>
simple split for item prediction from implicit feedback. The dataset must not be modified after the split - this would lead to undefined behavior.
Constructor Summary | |
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PosOnlyFeedbackSimpleSplit(IPosOnlyFeedback feedback,
double ratio,
T train,
T test)
Create a simple split of positive-only item prediction data. |
Method Summary | |
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int |
numberOfFolds()
The number of folds in this split. |
java.util.List<IPosOnlyFeedback> |
test()
Test data for the different folds. |
java.util.List<IPosOnlyFeedback> |
train()
Training data for the different folds. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public PosOnlyFeedbackSimpleSplit(IPosOnlyFeedback feedback, double ratio, T train, T test)
feedback
- the datasetratio
- the ratio of positive events to use for validationMethod Detail |
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public int numberOfFolds()
ISplit
numberOfFolds
in interface ISplit<IPosOnlyFeedback>
public java.util.List<IPosOnlyFeedback> train()
ISplit
train
in interface ISplit<IPosOnlyFeedback>
public java.util.List<IPosOnlyFeedback> test()
ISplit
test
in interface ISplit<IPosOnlyFeedback>
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