toJavaCSMatrix: Utility function for converting an R SparseMatrix (package Matrix) to Java (column) sparse matrix.
Description
Internal function used for converting an R SparseMatrix (package Matrix) to a CSparseMatrix object in Java. CSparseMatrix class is a custom Java class used for storing sparse matrices by the implementation of ExtraTrees in Java.
Usage
toJavaCSMatrix( m )
Arguments
m
matrix of numeric values.
Value
reference to Java matrix with the same contents as the input R matrix.