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slam (version 0.1-1)
Sparse Lightweight Arrays and Matrices
Description
Data structures and algorithms for sparse arrays and matrices, based on index arrays and simple triplet representations, respectively.
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Install
install.packages('slam')
Monthly Downloads
51,526
Version
0.1-1
License
GPL-2
Maintainer
David Meyer
Last Published
July 1st, 2009
Functions in slam (0.1-1)
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sums
Form Row and Column Sums and Means
simple_sparse_array
Simple Sparse Arrays
simple_triplet_matrix
Simple Triplet Matrix
rollup
Rollup Sparse Arrays
crossprod
Matrix Crossproduct
tsums
Form Ragged Row and Column Sums
foreign
Read and Write Sparse Matrix Format Files
abind
Combine Sparse Arrays
apply
Apply Functions Over Sparse Matrix Margins
norms
Row and Column Norms