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R

RandomGuess - Class in librec.baseline
Baseline: predict by a random value in (minRate, maxRate)
RandomGuess(SparseMatrix, SparseMatrix, int) - Constructor for class librec.baseline.RandomGuess
 
RankALS - Class in librec.ranking
Takacs and Tikk, Alternating Least Squares for Personalized Ranking, RecSys 2012.
RankALS(SparseMatrix, SparseMatrix, int) - Constructor for class librec.ranking.RankALS
 
RankSGD - Class in librec.ranking
Jahrer and Toscher, Collaborative Filtering Ensemble for Ranking, JMLR, 2012 (KDD Cup 2011 Track 2).
RankSGD(SparseMatrix, SparseMatrix, int) - Constructor for class librec.ranking.RankSGD
 
rateDao - Static variable in class librec.intf.Recommender
 
rateMatrix - Static variable in class librec.intf.Recommender
 
readData() - Method in class librec.data.DataDAO
Default relevant columns {0: user column, 1: item column, 2: rate column}; otherwise try readData(int[] rels)
readData(boolean) - Method in class librec.data.DataDAO
 
readData(int[], boolean) - Method in class librec.data.DataDAO
Read data from the data file
readme() - Static method in class librec.main.LibRec
Print out software information
Recommender - Class in librec.intf
General recommenders
Recommender(SparseMatrix, SparseMatrix, int) - Constructor for class librec.intf.Recommender
Constructor for Recommender
Recommender.Measure - Enum in librec.intf
 
RegSVD - Class in librec.rating
Regularized SVD: Arkadiusz Paterek, Improving Regularized Singular Value Decomposition Collaborative Filtering, Proceedings of KDD Cup and Workshop, 2007.
RegSVD(SparseMatrix, SparseMatrix, int) - Constructor for class librec.rating.RegSVD
 
row(int) - Method in class librec.data.DenseMatrix
 
row(int, boolean) - Method in class librec.data.DenseMatrix
 
row() - Method in interface librec.data.MatrixEntry
Returns the current row index
row(int) - Method in class librec.data.SparseMatrix
get a row sparse vector of a matrix
row(int, int) - Method in class librec.data.SparseMatrix
get a row sparse vector of a matrix
row(int) - Method in class librec.data.SymmMatrix
Retrieve a complete row of similar items
rowMult(DenseMatrix, int, DenseMatrix, int) - Static method in class librec.data.DenseMatrix
row x row of two matrix
rows() - Method in class librec.data.SparseMatrix
 
rowSize(int) - Method in class librec.data.SparseMatrix
query the size of a specific row
rowZeros(int) - Method in class librec.data.SparseMatrix
get a list of entries (for a specific row) with values 0
RSTE - Class in librec.rating
Hao Ma, Irwin King and Michael R.
RSTE(SparseMatrix, SparseMatrix, int) - Constructor for class librec.rating.RSTE
 
run() - Method in class librec.intf.Recommender
 
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