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java.lang.Objectorg.mymedialite.data.Extensions
public class Extensions
Extension methods for dataset statistics.
Method Summary | |
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static java.lang.String |
statistics(IPosOnlyFeedback training_data,
IPosOnlyFeedback test_data,
SparseBooleanMatrix user_attributes,
SparseBooleanMatrix item_attributes)
Display data statistics for item recommendation datasets. |
static java.lang.String |
statistics(IRatings train,
IRatings test,
SparseBooleanMatrix user_attributes,
SparseBooleanMatrix item_attributes,
boolean display_overlap)
Display dataset statistics. |
static java.lang.String |
statistics(SparseBooleanMatrix user_attributes,
SparseBooleanMatrix item_attributes)
Display statistics for user and item attributes. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Method Detail |
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public static java.lang.String statistics(IRatings train, IRatings test, SparseBooleanMatrix user_attributes, SparseBooleanMatrix item_attributes, boolean display_overlap)
train
- the training datatest
- the test datauser_attributes
- the user attributesitem_attributes
- the item attributesdisplay_overlap
- if set true, display the user/item overlap between train and testpublic static java.lang.String statistics(IPosOnlyFeedback training_data, IPosOnlyFeedback test_data, SparseBooleanMatrix user_attributes, SparseBooleanMatrix item_attributes)
training_data
- the training datasettest_data
- the test datasetuser_attributes
- the user attributesitem_attributes
- the item attributespublic static java.lang.String statistics(SparseBooleanMatrix user_attributes, SparseBooleanMatrix item_attributes)
user_attributes
- the user attributesitem_attributes
- the item attributes
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