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Matrix (version 0.999375-28)
Sparse and Dense Matrix Classes and Methods
Description
Classes and methods for dense and sparse matrices and operations on them using Lapack and SuiteSparse.
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Install
install.packages('Matrix')
Monthly Downloads
108,657
Version
0.999375-28
License
GPL (>= 2)
Maintainer
Doug
Last Published
June 9th, 2009
Functions in Matrix (0.999375-28)
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denseMatrix-class
Virtual Class "denseMatrix" of All Dense Matrices
KNex
Koenker-Ng Example Sparse Model Matrix and Response Vector
TsparseMatrix-class
Class "TsparseMatrix" of Sparse Matrices in Triplet Form
LU-class
LU (dense) Matrix Decompositions
USCounties
USCounties Contiguity Matrix
RsparseMatrix-class
Class "RsparseMatrix" of Sparse Matrices in Column-compressed Form
Schur
Schur Decomposition of a Matrix
Matrix-class
Virtual Class "Matrix" Class of Matrices
kronecker-methods
Methods for Function 'kronecker()' in Package 'Matrix'
CHMfactor-class
CHOLMOD-based Cholesky Factorizations
atomicVector-class
Virtual Class "atomicVector" of Atomic Vectors
ndenseMatrix-class
Virtual Class "ndenseMatrix" of Dense Logical Matrices
dtrMatrix-class
Triangular, dense, numeric matrices
dgTMatrix-class
Sparse matrices in triplet form
dMatrix-class
(Virtual) Class "dMatrix" of "double" Matrices
compMatrix-class
Class "compMatrix" of Composite (Factorizable) Matrices
all.equal-methods
Matrix Methods for Function all.equal()
band
Extract bands of a matrix
replValue-class
Virtual Class "replValue" - Simple Class for subassignment Values
dsCMatrix-class
Numeric Symmetric Sparse (column compressed) Matrices
bdiag
Construct a Block Diagonal Matrix
ddenseMatrix-class
Virtual Class "ddenseMatrix" of Numeric Dense Matrices
Cholesky
Cholesky Decomposition of a Sparse Matrix
nsparseMatrix-classes
Sparse "pattern" Matrices
expand
Expand a Decomposition into Factors
forceSymmetric
Force a Matrix to 'symmetricMatrix' Without Symmetry Checks
image-methods
Methods for image() in Package 'Matrix'
[-methods
Methods for "[": Extraction or Subsetting in Package 'Matrix'
lu
Triangular Decomposition of a Square Matrix
generalMatrix-class
Class "generalMatrix" of General Matrices
dsRMatrix-class
Symmetric Sparse Compressed Row Matrices
lsparseMatrix-classes
Sparse logical matrices
[<--methods
Methods for "[<-" - Assigning to Subsets for 'Matrix'
ddiMatrix-class
Class "ddiMatrix" of Diagonal Numeric Matrices
dgCMatrix-class
Compressed, sparse, column-oriented numeric matrices
bandSparse
Construct Sparse Banded Matrix from (Sup-/Super-) Diagonals
Schur-class
Class "Schur" of Schur Matrix Factorizations
symmetricMatrix-class
Virtual Class of Symmetric Matrices in package:Matrix
dsyMatrix-class
Symmetric Dense Numeric Matrices
Diagonal
Create Diagonal Matrix Object
dtpMatrix-class
Packed triangular dense matrices
dgRMatrix-class
Sparse Compressed, Row-oriented Numeric Matrices
ldenseMatrix-class
Virtual Class "ldenseMatrix" of Dense Logical Matrices
MatrixFactorization-class
Class "MatrixFactorization" of Matrix Factorizations
SparseM-conversions
Sparse Matrix Coercion from and to those from package "SparseM"
ntrMatrix-class
Triangular Dense Logical Matrices
Hilbert
Generate a Hilbert matrix
colSums
Form Row and Column Sums and Means
Matrix
Construct a Classed Matrix
ldiMatrix-class
Class "ldiMatrix" of Diagonal Logical Matrices
drop0
Drop "Explicit Zeroes" from a Sparse Matrix
CsparseMatrix-class
Class "CsparseMatrix" of Sparse Matrices in Column-compressed Form
sparseVector-class
Sparse Vector Classes
sparseMatrix-class
Virtual Class "sparseMatrix" --- Mother of Sparse Matrices
is.na-methods
is.na() Methods for 'Matrix' Objects
externalFormats
Read and write external matrix formats
nearPD
Nearest Matrix to a Positive Definite Matrix
nnzero
The Number of Non-Zero Values of a Matrix
chol
Choleski Decomposition - 'Matrix' S4 Generic
index-class
Virtual Class "index" - Simple Class for Matrix Indices
lgeMatrix-class
Class "lgeMatrix" of General Dense Logical Matrices
norm
Matrix Norms
ngeMatrix-class
Class "ngeMatrix" of General Dense Nonzero-pattern Matrices
sparseMatrix
General Sparse Matrix Construction from Nonzero Entries
Unused-classes
Virtual Classes Not Yet Really Implemented and Used
rcond
Estimate the Reciprocal Condition Number
expm
Matrix Exponential
unpack
Full Storage Representation of Packed Matrices
qr-methods
QR Decomposition -- S4 Methods and Generic
xtabs
Cross Tabulation, Optionally Sparse
rankMatrix
Rank of a Matrix
nsyMatrix-class
Symmetric Dense Nonzero-Pattern Matrices
ltrMatrix-class
Triangular Dense Logical Matrices
CAex
Albers' example Matrix with "Difficult" Eigen Factorization
symmpart
Symmetric Part and Skew(symmetric) Part of a Matrix
dtCMatrix-class
Triangular, (compressed) sparse column matrices
diagonalMatrix-class
Class "diagonalMatrix" of Diagonal Matrices
facmul
Multiplication by Decomposition Factors
printSpMatrix
Print Sparse Matrices Flexibly
cBind
Versions of 'cbind' and 'rbind' recursively built on cbind2/rbind2
lsyMatrix-class
Symmetric Dense Logical Matrices
sparseLU-class
Sparse LU decomposition of a square sparse matrix
pMatrix-class
Permutation matrices
sparseQR-class
Sparse QR decomposition of a sparse matrix
spMatrix
Sparse Matrix Constructor From Triplet
Cholesky-class
Cholesky and Bunch-Kaufman Decompositions
dgeMatrix-class
Class "dgeMatrix" of Dense Numeric (S4 Class) Matrices
dsparseMatrix-class
Virtual Class "dsparseMatrix" of Numeric Sparse Matrices
isSymmetric-methods
Methods for Function isSymmetric in Package 'Matrix'
triangularMatrix-class
Virtual Class of Triangular Matrices in package:Matrix
tcrossprod
Cross-product of transpose
BunchKaufman-methods
Bunch-Kaufman Decomposition Methods
nMatrix-class
Class "nMatrix" of Non-zero Pattern Matrices
all-methods
"Matrix" Methods for Functions all() and any()
dpoMatrix-class
Positive Semi-definite Dense Numeric Matrices
number-class
Class "number" of Possibly Complex Numbers