Matrix v1.2-8


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by Martin Maechler

Sparse and Dense Matrix Classes and Methods

Classes and methods for dense and sparse matrices and operations on them using 'LAPACK' and 'SuiteSparse'.

Functions in Matrix

Name Description
bdiag Construct a Block Diagonal Matrix
Cholesky Cholesky Decomposition of a Sparse Matrix
CAex Albers' example Matrix with "Difficult" Eigen Factorization
chol Choleski Decomposition - 'Matrix' S4 Generic and Methods
colSums Form Row and Column Sums and Means
CHMfactor-class CHOLMOD-based Cholesky Factorizations
Cholesky-class Cholesky and Bunch-Kaufman Decompositions
compMatrix-class Class "compMatrix" of Composite (Factorizable) Matrices
cBind Versions of 'cbind' and 'rbind' recursively built on cbind2/rbind2
chol2inv-methods Inverse from Choleski or QR Decomposition -- Matrix Methods
condest Compute Approximate CONDition number and 1-Norm of (Large) Matrices
dgeMatrix-class Class "dgeMatrix" of Dense Numeric (S4 Class) Matrices
dgCMatrix-class Compressed, sparse, column-oriented numeric matrices
dgRMatrix-class Sparse Compressed, Row-oriented Numeric Matrices
Diagonal Create Diagonal Matrix Object
ddiMatrix-class Class "ddiMatrix" of Diagonal Numeric Matrices
diagonalMatrix-class Class "diagonalMatrix" of Diagonal Matrices
denseMatrix-class Virtual Class "denseMatrix" of All Dense Matrices
ddenseMatrix-class Virtual Class "ddenseMatrix" of Numeric Dense Matrices
CsparseMatrix-class Class "CsparseMatrix" of Sparse Matrices in Column-compressed Form
dgTMatrix-class Sparse matrices in triplet form
diagU2N Transform Triangular Matrices from Unit Triangular to General Triangular and Back
dMatrix-class (Virtual) Class "dMatrix" of "double" Matrices
dtpMatrix-class Packed Triangular Dense Matrices - "dtpMatrix"
dsRMatrix-class Symmetric Sparse Compressed Row Matrices
dpoMatrix-class Positive Semi-definite Dense Numeric Matrices
dsparseMatrix-class Virtual Class "dsparseMatrix" of Numeric Sparse Matrices
drop0 Drop "Explicit Zeroes" from a Sparse Matrix
dtCMatrix-class Triangular, (compressed) sparse column matrices
dsyMatrix-class Symmetric Dense Numeric Matrices
dtRMatrix-class Triangular Sparse Compressed Row Matrices
dsCMatrix-class Numeric Symmetric Sparse (column compressed) Matrices
formatSparseM Formatting Sparse Numeric Matrices Utilities
expand Expand a Decomposition into Factors
externalFormats Read and write external matrix formats
facmul Multiplication by Decomposition Factors
forceSymmetric Force a Matrix to 'symmetricMatrix' Without Symmetry Checks
generalMatrix-class Class "generalMatrix" of General Matrices
graph-sparseMatrix Conversions "graph" (sparse) Matrix
Hilbert Generate a Hilbert matrix, is.infinite() Methods for 'Matrix' Objects
is.null.DN Are the Dimnames dn NULL-like ?
index-class Virtual Class "index" - Simple Class for Matrix Indices
image-methods Methods for image() in Package 'Matrix'
isTriangular isTriangular() and isDiagonal() Methods
isSymmetric-methods Methods for Function isSymmetric in Package 'Matrix'
KhatriRao Khatri-Rao Matrix Product
indMatrix-class Index Matrices
KNex Koenker-Ng Example Sparse Model Matrix and Response Vector
MatrixFactorization-class Class "MatrixFactorization" of Matrix Factorizations
Matrix-class Virtual Class "Matrix" Class of Matrices
invPerm Inverse Permutation Vector
matrix-products Matrix (Cross) Products (of Transpose)
ndenseMatrix-class Virtual Class "ndenseMatrix" of Dense Logical Matrices
norm Matrix Norms
sparseQR-class Sparse QR decomposition of a sparse matrix
nsparseMatrix-classes Sparse "pattern" Matrices
sparseVector-class Sparse Vector Classes
kronecker-methods Methods for Function 'kronecker()' in Package 'Matrix'
ldenseMatrix-class Virtual Class "ldenseMatrix" of Dense Logical Matrices
ngeMatrix-class Class "ngeMatrix" of General Dense Nonzero-pattern Matrices
nearPD Nearest Positive Definite Matrix
number-class Class "number" of Possibly Complex Numbers
Schur Schur Decomposition of a Matrix
pMatrix-class Permutation matrices
sparse.model.matrix Construct Sparse Design / Model Matrices
spMatrix Sparse Matrix Constructor From Triplet
sparseVector Sparse Vector Construction from Nonzero Entries
ltrMatrix-class Triangular Dense Logical Matrices
LU-class LU (dense) Matrix Decompositions
replValue-class Virtual Class "replValue" - Simple Class for subassignment Values
rep2abI Replicate Vectors into 'abIndex' Result
Schur-class Class "Schur" of Schur Matrix Factorizations
rsparsematrix Random Sparse Matrix
all-methods "Matrix" Methods for Functions all() and any()
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
all.equal-methods Matrix Package Methods for Function all.equal()
USCounties USCounties Contiguity Matrix
band Extract bands of a matrix
atomicVector-class Virtual Class "atomicVector" of Atomic Vectors
ldiMatrix-class Class "ldiMatrix" of Diagonal Logical Matrices
nMatrix-class Class "nMatrix" of Non-zero Pattern Matrices
lgeMatrix-class Class "lgeMatrix" of General Dense Logical Matrices
nnzero The Number of Non-Zero Values of a Matrix
ntrMatrix-class Triangular Dense Logical Matrices
nsyMatrix-class Symmetric Dense Nonzero-Pattern Matrices
TsparseMatrix-class Class "TsparseMatrix" of Sparse Matrices in Triplet Form
%&%-methods Boolean Arithmetic Matrix Products: %&% and Methods
[-methods Methods for "[": Extraction or Subsetting in Package 'Matrix'
bandSparse Construct Sparse Banded Matrix from (Sup-/Super-) Diagonals
BunchKaufman-methods Bunch-Kaufman Decomposition Methods
lsparseMatrix-classes Sparse logical matrices
lsyMatrix-class Symmetric Dense Logical Matrices
MatrixClass The Matrix (Super-) Class of a Class
Matrix Construct a Classed Matrix
rankMatrix Rank of a Matrix
rcond Estimate the Reciprocal Condition Number
rleDiff-class Class "rleDiff" of rle(diff(.)) Stored Vectors
RsparseMatrix-class Class "RsparseMatrix" of Sparse Matrices in Column-compressed Form
uniqTsparse Unique (Sorted) TsparseMatrix Representations
[<--methods Methods for "[
symmetricMatrix-class Virtual Class of Symmetric Matrices in Package Matrix
abIndex-class Class "abIndex" of Abstract Index Vectors
abIseq Sequence Generation of "abIndex", Abstract Index Vectors
printSpMatrix Format and Print Sparse Matrices Flexibly
sparseMatrix-class Virtual Class "sparseMatrix" --- Mother of Sparse Matrices
qr-methods QR Decomposition -- S4 Methods and Generic
symmpart Symmetric Part and Skew(symmetric) Part of a Matrix
sparseMatrix General Sparse Matrix Construction from Nonzero Entries
triangularMatrix-class Virtual Class of Triangular Matrices in Package Matrix
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Last month downloads


Date 2017-01-16
Priority recommended
Contact Doug and Martin
Encoding UTF-8
LazyData no
LazyDataNote not possible, since we use data/*.R *and* our classes
BuildResaveData no
License GPL (>= 2) | file LICENCE
NeedsCompilation yes
Packaged 2017-01-18 10:30:30 UTC; maechler
Repository CRAN
Date/Publication 2017-01-20 14:31:32

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