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Matrix (version 1.2-7.1)
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
282,127
Version
1.2-7.1
License
GPL (>= 2) | file LICENCE
Maintainer
Martin Maechler
Last Published
September 1st, 2016
Functions in Matrix (1.2-7.1)
Search functions
all.equal-methods
Matrix Package Methods for Function all.equal()
all-methods
"Matrix" Methods for Functions all() and any()
BunchKaufman-methods
Bunch-Kaufman Decomposition Methods
atomicVector-class
Virtual Class "atomicVector" of Atomic Vectors
%&%-methods
Boolean Arithmetic Matrix Products:
%&%
and Methods
band
Extract bands of a matrix
abIseq
Sequence Generation of "abIndex", Abstract Index Vectors
bdiag
Construct a Block Diagonal Matrix
bandSparse
Construct Sparse Banded Matrix from (Sup-/Super-) Diagonals
abIndex-class
Class "abIndex" of Abstract Index Vectors
cBind
Versions of 'cbind' and 'rbind' recursively built on cbind2/rbind2
CAex
Albers' example Matrix with "Difficult" Eigen Factorization
Cholesky
Cholesky Decomposition of a Sparse Matrix
colSums
Form Row and Column Sums and Means
condest
Compute Approximate CONDition number and 1-Norm of (Large) Matrices
CHMfactor-class
CHOLMOD-based Cholesky Factorizations
compMatrix-class
Class "compMatrix" of Composite (Factorizable) Matrices
chol
Choleski Decomposition - 'Matrix' S4 Generic and Methods
Cholesky-class
Cholesky and Bunch-Kaufman Decompositions
chol2inv-methods
Inverse from Choleski or QR Decomposition -- Matrix Methods
dgRMatrix-class
Sparse Compressed, Row-oriented Numeric Matrices
Diagonal
Create Diagonal Matrix Object
dgTMatrix-class
Sparse matrices in triplet form
dgCMatrix-class
Compressed, sparse, column-oriented numeric matrices
diagonalMatrix-class
Class "diagonalMatrix" of Diagonal Matrices
ddiMatrix-class
Class "ddiMatrix" of Diagonal Numeric Matrices
dgeMatrix-class
Class "dgeMatrix" of Dense Numeric (S4 Class) Matrices
CsparseMatrix-class
Class "CsparseMatrix" of Sparse Matrices in Column-compressed Form
denseMatrix-class
Virtual Class "denseMatrix" of All Dense Matrices
ddenseMatrix-class
Virtual Class "ddenseMatrix" of Numeric Dense Matrices
dsCMatrix-class
Numeric Symmetric Sparse (column compressed) Matrices
dsparseMatrix-class
Virtual Class "dsparseMatrix" of Numeric Sparse Matrices
drop0
Drop "Explicit Zeroes" from a Sparse Matrix
dpoMatrix-class
Positive Semi-definite Dense Numeric Matrices
diagU2N
Transform Triangular Matrices from Unit Triangular to General Triangular and Back
dtpMatrix-class
Packed Triangular Dense Matrices - "dtpMatrix"
dtCMatrix-class
Triangular, (compressed) sparse column matrices
dMatrix-class
(Virtual) Class "dMatrix" of "double" Matrices
dsyMatrix-class
Symmetric Dense Numeric Matrices
dsRMatrix-class
Symmetric Sparse Compressed Row Matrices
formatSparseM
Formatting Sparse Numeric Matrices Utilities
generalMatrix-class
Class "generalMatrix" of General Matrices
dtrMatrix-class
Triangular, dense, numeric matrices
expand
Expand a Decomposition into Factors
externalFormats
Read and write external matrix formats
graph-sparseMatrix
Conversions "graph" <--> (sparse) Matrix
facmul
Multiplication by Decomposition Factors
Hilbert
Generate a Hilbert matrix
forceSymmetric
Force a Matrix to 'symmetricMatrix' Without Symmetry Checks
isSymmetric-methods
Methods for Function isSymmetric in Package 'Matrix'
image-methods
Methods for image() in Package 'Matrix'
index-class
Virtual Class "index" - Simple Class for Matrix Indices
KhatriRao
Khatri-Rao Matrix Product
indMatrix-class
Index Matrices
KNex
Koenker-Ng Example Sparse Model Matrix and Response Vector
is.na-methods
is.na(), is.infinite() Methods for 'Matrix' Objects
invPerm
Inverse Permutation Vector
is.null.DN
Are the Dimnames
dn
NULL-like ?
kronecker-methods
Methods for Function 'kronecker()' in Package 'Matrix'
isTriangular
isTriangular() and isDiagonal() Methods
ldenseMatrix-class
Virtual Class "ldenseMatrix" of Dense Logical Matrices
ndenseMatrix-class
Virtual Class "ndenseMatrix" of Dense Logical Matrices
MatrixFactorization-class
Class "MatrixFactorization" of Matrix Factorizations
rankMatrix
Rank of a Matrix
rcond
Estimate the Reciprocal Condition Number
sparse.model.matrix
Construct Sparse Design / Model Matrices
Schur
Schur Decomposition of a Matrix
lsyMatrix-class
Symmetric Dense Logical Matrices
lsparseMatrix-classes
Sparse logical matrices
nMatrix-class
Class "nMatrix" of Non-zero Pattern Matrices
nnzero
The Number of Non-Zero Values of a Matrix
sparseVector-class
Sparse Vector Classes
sparseQR-class
Sparse QR decomposition of a sparse matrix
TsparseMatrix-class
Class "TsparseMatrix" of Sparse Matrices in Triplet Form
uniqTsparse
Unique TsparseMatrix Representations
MatrixClass
The Matrix (Super-) Class of a Class
Matrix
Construct a Classed Matrix
lgeMatrix-class
Class "lgeMatrix" of General Dense Logical Matrices
ldiMatrix-class
Class "ldiMatrix" of Diagonal Logical Matrices
nsyMatrix-class
Symmetric Dense Nonzero-Pattern Matrices
ntrMatrix-class
Triangular Dense Logical Matrices
[<--methods
Methods for "[<-" - Assigning to Subsets for 'Matrix'
symmetricMatrix-class
Virtual Class of Symmetric Matrices in Package Matrix
Matrix-class
Virtual Class "Matrix" Class of Matrices
number-class
Class "number" of Possibly Complex Numbers
matrix-products
Matrix (Cross) Products (of Transpose)
RsparseMatrix-class
Class "RsparseMatrix" of Sparse Matrices in Column-compressed Form
rleDiff-class
Class "rleDiff" of rle(diff(.)) Stored Vectors
pMatrix-class
Permutation matrices
Unused-classes
Virtual Classes Not Yet Really Implemented and Used
unpack
Representation of Packed and Unpacked (Dense) Matrices
updown
Up- and Down-Dating a Cholesky Decomposition
[-methods
Methods for "[": Extraction or Subsetting in Package 'Matrix'
triangularMatrix-class
Virtual Class of Triangular Matrices in Package Matrix
symmpart
Symmetric Part and Skew(symmetric) Part of a Matrix
ltrMatrix-class
Triangular Dense Logical Matrices
LU-class
LU (dense) Matrix Decompositions
ngeMatrix-class
Class "ngeMatrix" of General Dense Nonzero-pattern Matrices
nearPD
Nearest Positive Definite Matrix
printSpMatrix
Format and Print Sparse Matrices Flexibly
qr-methods
QR Decomposition -- S4 Methods and Generic
rsparsematrix
Random Sparse Matrix
Schur-class
Class "Schur" of Schur Matrix Factorizations
USCounties
USCounties Contiguity Matrix
nsparseMatrix-classes
Sparse "pattern" Matrices
norm
Matrix Norms
sparseMatrix-class
Virtual Class "sparseMatrix" --- Mother of Sparse Matrices
replValue-class
Virtual Class "replValue" - Simple Class for subassignment Values
rep2abI
Replicate Vectors into 'abIndex' Result
sparseMatrix
General Sparse Matrix Construction from Nonzero Entries
sparseVector
Sparse Vector Construction from Nonzero Entries
spMatrix
Sparse Matrix Constructor From Triplet