Package | Description |
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es.uam.eps.ir.ranksys.diversity.distance.metrics |
Distance-based metrics.
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es.uam.eps.ir.ranksys.diversity.distance.reranking |
Distance-based rerankers.
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es.uam.eps.ir.ranksys.novdiv.distance |
Item distance models.
|
es.uam.eps.ir.ranksys.novelty.unexp |
Unexpectedness.
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Constructor and Description |
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EILD(int cutoff,
ItemDistanceModel<I> distModel,
RelevanceModel<U,I> relModel,
RankingDiscountModel disc)
Constructor with a single ranking discount model.
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EILD(int cutoff,
ItemDistanceModel<I> distModel,
RelevanceModel<U,I> relModel,
RankingDiscountModel disc1,
RankingDiscountModel disc2)
Constructor with a two ranking discount models: for global ranking and
ranking gap between items.
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Constructor and Description |
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MMR(double lambda,
int cutoff,
ItemDistanceModel<I> dist)
Constructor.
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Modifier and Type | Class and Description |
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class |
CosineFeatureItemDistanceModel<I,F>
Vector cosine item distance model.
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class |
FeatureItemDistanceModel<I,F,V>
Feature-based item distance model.
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class |
JaccardFeatureItemDistanceModel<I,F>
Vector Jaccard item distance model.
|
class |
VectorFeatureItemDistanceModel<I,F>
Feature-based item distance model that considers the features of items as
vectors.
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Constructor and Description |
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PDItemNovelty(boolean caching,
PreferenceData<U,I> recommenderData,
ItemDistanceModel<I> dist)
Constructor.
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