org.apache.mahout.cf.taste.example.bookcrossing
Class BookCrossingBooleanRecommender
java.lang.Object
org.apache.mahout.cf.taste.example.bookcrossing.BookCrossingBooleanRecommender
- All Implemented Interfaces:
- Refreshable, Recommender
public final class BookCrossingBooleanRecommender
- extends Object
- implements Recommender
A simple Recommender implemented for the Book Crossing demo.
See the Book Crossing site.
BookCrossingBooleanRecommender
public BookCrossingBooleanRecommender(DataModel bcModel)
throws TasteException
- Throws:
TasteException
recommend
public List<RecommendedItem> recommend(long userID,
int howMany)
throws TasteException
- Specified by:
recommend in interface Recommender
- Throws:
TasteException
recommend
public List<RecommendedItem> recommend(long userID,
int howMany,
IDRescorer rescorer)
throws TasteException
- Specified by:
recommend in interface Recommender
- Throws:
TasteException
estimatePreference
public float estimatePreference(long userID,
long itemID)
throws TasteException
- Specified by:
estimatePreference in interface Recommender
- Throws:
TasteException
setPreference
public void setPreference(long userID,
long itemID,
float value)
throws TasteException
- Specified by:
setPreference in interface Recommender
- Throws:
TasteException
removePreference
public void removePreference(long userID,
long itemID)
throws TasteException
- Specified by:
removePreference in interface Recommender
- Throws:
TasteException
getDataModel
public DataModel getDataModel()
- Specified by:
getDataModel in interface Recommender
refresh
public void refresh(Collection<Refreshable> alreadyRefreshed)
- Specified by:
refresh in interface Refreshable
toString
public String toString()
- Overrides:
toString in class Object
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