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NEWS.Rd
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\name{NEWS}
\title{News for Package \pkg{RcppArmadillo}}
\newcommand{\ghpr}{\href{https://github.com/RcppCore/RcppArmadillo/pull/#1}{##1}}
\newcommand{\ghit}{\href{https://github.com/RcppCore/RcppArmadillo/issues/#1}{##1}}
\section{Changes in RcppArmadillo version 14.4.1-1 (2025-03-27)}{
\itemize{
\item Upgraded to Armadillo release 14.4.1 (Filtered Espresso)
\itemize{
\item Fix for \code{fft()} and \code{ifft()} when using FFTW3 in
multi-threaded contexts (such as OpenMP)
}
}
}
\section{Changes in RcppArmadillo version 14.4.0-1 (2025-03-17)}{
\itemize{
\item CRAN release having given a few packages time to catch-up to small
upstream change as discussed and managed in \ghit{462}
\item Updated bibliography, and small edits to sparse matrix vignette
\item Switched continuous integration action to r-ci with implicit bootstrap
}
}
\section{Changes in RcppArmadillo version 14.4.0-0 (2025-02-17) (GitHub Only)}{
\itemize{
\item Upgraded to Armadillo release 14.4.0 (Filtered Espresso)
\itemize{
\item Faster handling of \code{pow()} and \code{square()} within
\code{accu()} and \code{sum()} expressions
\item Faster \code{sort()} and \code{sort_index()} for complex matrices
\item Expanded the field class with \code{.reshape()} and
\code{.resize()} member functions
\item More efficient handling of compound expressions by \code{sum()},
\code{reshape()}, \code{trans() }
\item Better detection of vector expressions by \code{pow()},
\code{imag()}, \code{conj()}
}
\item The package generator helper function now supports additional DESCRIPTIONs
\item This release revealed a need for very minor changes for a handful
reverse-dependency packages which will be organized via GitHub issue tracking
}
}
\section{Changes in RcppArmadillo version 14.2.3-1 (2025-02-05)}{
\itemize{
\item Upgraded to Armadillo release 14.2.3 (Smooth Caffeine)
\itemize{
\item Minor fix for declaration of \code{xSYCON} and \code{xHECON} functions in LAPACK
\item Fix for rare corner-case in \code{reshape()}
}
}
}
\section{Changes in RcppArmadillo version 14.2.2-1 (2024-12-05)}{
\itemize{
\item Upgraded to Armadillo release 14.2.2 (Smooth Caffeine)
\itemize{
\item Workarounds for regressions in pre-release versions of GCC 15
\item More selective detection of symmetric/hermitian matrices by various functions
}
}
}
\section{Changes in RcppArmadillo version 14.2.1-1 (2024-11-24) (GitHub Only)}{
\itemize{
\item Upgraded to Armadillo release 14.2.1 (Smooth Caffeine)
\itemize{
\item Fix for \code{index_min()} and \code{index_max()} to ensure that the
first index of equal extremum values is found
}
}
}
\section{Changes in RcppArmadillo version 14.2.0-1 (2024-11-16)}{
\itemize{
\item Upgraded to Armadillo release 14.2.0 (Smooth Caffeine)
\itemize{
\item Faster handling of symmetric matrices by \code{inv()} and
\code{rcond()}
\item Faster handling of hermitian matrices by \code{inv()},
\code{rcond()}, \code{cond()}, \code{pinv()}, \code{rank()}
\item Added \code{solve_opts::force_sym} option to \code{solve()} to
force the use of the symmetric solver
\item More efficient handling of compound expressions by \code{solve()}
}
\item Added exporter specialisation for \code{icube} for the
\code{ARMA_64BIT_WORD} case
}
}
\section{Changes in RcppArmadillo version 14.0.2-1 (2024-09-11)}{
\itemize{
\item Upgraded to Armadillo release 14.0.2 (Stochastic Parrot)
\itemize{
\item Optionally use C++20 memory alignment
\item Minor corrections for several corner-cases
}
\item The order of items displayed by \code{citation()} is reversed (Conrad
in \ghpr{449})
\item The DESCRIPTION file now uses an Authors@R field with ORCID IDs
}
}
\section{Changes in RcppArmadillo version 14.0.0-1 (2024-07-05)}{
\itemize{
\item Upgraded to Armadillo release 14.0.0 (Stochastic Parrot)
\itemize{
\item C++14 is now the minimum recommended C++ standard
\item Faster handling of compound expressions by \code{as_scalar()},
\code{accu()}, \code{dot()}
\item Faster interactions between sparse and dense matrices
\item Expanded \code{stddev()} to handle sparse matrices
\item Expanded relational operators to handle expressions between
sparse matrices and scalars
\item Added \code{.as_dense()} to obtain dense vector/matrix
representation of any sparse matrix expression
\item Updated physical constants to NIST 2022 CODATA values
}
\item New package version numbering scheme following upstream versions
\item Re-enabling \code{ARMA_IGNORE_DEPRECATED_MARKE} for silent CRAN
builds
}
}
\section{Changes in RcppArmadillo version 0.12.8.4.0 (2024-05-30)}{
\itemize{
\item Upgraded to Armadillo release 12.8.4 (Cortisol Injector)
\itemize{
\item Faster handling of sparse submatrix views
}
\item Update versioned Depends on \pkg{Rcpp} to 1.0.8 or later to match
use of Light/Lighter/Lightest headers.
}
}
\section{Changes in RcppArmadillo version 0.12.8.3.0 (2024-05-07)}{
\itemize{
\item Upgraded to Armadillo release 12.8.3 (Cortisol Injector)
\itemize{
\item Fix issue in \code{fft()} and \code{fft2()} in multi-threaded
contexts with FFTW3 enabled
}
\item No longer set C++11 for the \pkg{Rcpp} plugin as this standard has
been the default by R for very long time now.
}
}
\section{Changes in RcppArmadillo version 0.12.8.2.1 (2024-04-15)}{
\itemize{
\item One-char bug fix release commenting out one test that upsets
\pkg{reticulate} when accessing a \pkg{scipy} sparse matrix
}
}
\section{Changes in RcppArmadillo version 0.12.8.2.0 (2024-04-02)}{
\itemize{
\item Upgraded to Armadillo release 12.8.2 (Cortisol Injector)
\itemize{
\item Workaround for FFTW3 header clash
\item Workaround in testing framework for issue under macOS
\item Minor cleanups to reduce code bloat
\item Improved documentation
}
}
}
\section{Changes in RcppArmadillo version 0.12.8.1.0 (2024-03-02)}{
\itemize{
\item Upgraded to Armadillo release 12.8.1 (Cortisol Injector)
\itemize{
\item Workaround in \code{norm()} for yet another bug in macOS
accelerate framework
}
\item Update README for RcppArmadillo usage counts
\item Update examples to use '#include <RcppArmadillo/Lighter>' for
faster compilation excluding unused Rcpp features
}
}
\section{Changes in RcppArmadillo version 0.12.8.0.0 (2024-02-06)}{
\itemize{
\item Upgraded to Armadillo release 12.8.0 (Cortisol Injector)
\itemize{
\item Faster detection of symmetric expressions by \code{pinv()} and \code{rank()}
\item Expanded \code{shift()} to handle sparse matrices
\item Expanded \code{conv_to} for more flexible conversions between
sparse and dense matrices
\item Added \code{cbrt()}
\item More compact representation of integers when saving matrices in CSV format
}
\item Five non-user facing top-level include files have been removed
(\ghpr{432} closing \ghit{400} and building on \ghpr{395} and \ghpr{396})
}
}
\section{Changes in RcppArmadillo version 0.12.6.7.0 (2023-12-18)}{
\itemize{
\item Upgraded to Armadillo release 12.6.7 (Cortisol Retox)
\itemize{
\item Fix for saving sparse matrices as CSV files
}
\item Added unit tests for thread throttling
}
}
\section{Changes in RcppArmadillo version 0.12.6.6.1 (2023-12-03)}{
\itemize{
\item Following the extendeded transition in \ghit{391} and \ghit{402},
this release no longer sets \code{ARMA_IGNORE_DEPRECATED_MARKER}.
Maintainers of affected packages have received pull requests or patches
and can set \code{-DARMA_IGNORE_DEPRECATED_MARKER} as \code{PKG_CPPFLAGS}.
}
}
\section{Changes in RcppArmadillo version 0.12.6.6.0 (2023-10-31)}{
\itemize{
\item Upgraded to Armadillo release 12.6.6 (Cortisol Retox)
\itemize{
\item Fix \code{eigs_sym()}, \code{eigs_gen()} and \code{svds()} to
generate deterministic results in ARPACK mode
}
\item Add helper functions to set and get the number of OpenMP threads
\item Store initial thread count at package load and use in
thread-throttling helper (and resetter) suitable for CRAN constraints
}
}
\section{Changes in RcppArmadillo version 0.12.6.5.0 (2023-10-14)}{
\itemize{
\item Upgraded to Armadillo release 12.6.5 (Cortisol Retox)
\itemize{
\item Fix for corner-case bug in handling sparse matrices with no
non-zero elements
}
}
}
\section{Changes in RcppArmadillo version 0.12.6.4.0 (2023-09-06)}{
\itemize{
\item Upgraded to Armadillo release 12.6.4 (Cortisol Retox)
\itemize{
\item Workarounds for bugs in Apple accelerate framework
\item Fix incorrect calculation of rcond for band matrices in \code{solve()}
\item Remove expensive and seldom used optimisations, leading to faster
compilation times
}
}
}
\section{Changes in RcppArmadillo version 0.12.6.3.0 (2023-08-28)}{
\itemize{
\item Upgraded to Armadillo release 12.6.3 (Cortisol Retox)
\itemize{
\item Fix for corner-case in loading CSV files with headers
\item For consistent file handling, all \code{.load()} functions now
open text files in binary mode
}
}
}
\section{Changes in RcppArmadillo version 0.12.6.2.0 (2023-08-08)}{
\itemize{
\item Upgraded to Armadillo release 12.6.2 (Cortisol Retox)
\itemize{
\item use thread-safe Mersenne Twister as the default RNG on all
platforms
\item use unique RNG seed for each thread within multi-threaded
execution (such as OpenMP)
\item explicitly document \code{arma_rng::set_seed()} and
\code{arma_rng::set_seed_random() }
}
\item None of the changes above affect R use as \pkg{RcppArmadillo}
connects the RNGs used by R to Armadillo
}
}
\section{Changes in RcppArmadillo version 0.12.6.1.0 (2023-07-26)}{
\itemize{
\item Upgraded to Armadillo release 12.6.1 (Cortisol Retox)
\itemize{
\item faster multiplication of dense vectors by sparse matrices (and
vice versa)
\item faster \code{eigs_sym()} and \code{eigs_gen()}
\item faster \code{conv()} and \code{conv2()} when using OpenMP
\item added \code{diags()} and \code{spdiags()} for generating band
matrices from set of vectors
}
}
}
\section{Changes in RcppArmadillo version 0.12.4.1.0 (2023-06-17)}{
\itemize{
\item Upgraded to Armadillo release 12.4.1 (Cortisol Profusion Redux)
\itemize{
\item fix bug in \code{SpMat::shed_cols()}
\item functions such as \code{.is_finite()} and \code{find_nonfinite()}
will now emit a runtime warning when compiled in fast math mode; such
compilation mode disables detection of non-finite values
}
\item Accommodate upcoming change in package \pkg{Matrix} (Mikael Jagan
in \ghpr{417} addressing \ghit{415})
}
}
\section{Changes in RcppArmadillo version 0.12.4.0.0 (2023-05-26)}{
\itemize{
\item Upgraded to Armadillo release 12.4.0 (Cortisol Profusion Redux)
\itemize{
\item Added \code{norm2est()} for finding fast estimates of matrix
2-norm (spectral norm)
\item Added \code{vecnorm()} for obtaining the vector norm of each row
or column of a matrix
}
}
}
\section{Changes in RcppArmadillo version 0.12.2.0.0 (2023-04-04)}{
\itemize{
\item Upgraded to Armadillo release 12.2.0 (Cortisol Profusion Deluxe)
\itemize{
\item more efficient use of FFTW3 by \code{fft()} and \code{ifft()}
\item faster in-place element-wise multiplication of sparse matrices by
dense matrices
\item added spsolve_factoriser class to allow reuse of sparse matrix
factorisation for solving systems of linear equations
}
}
}
\section{Changes in RcppArmadillo version 0.12.0.1.0 (2023-02-20)}{
\itemize{
\item Upgraded to Armadillo release 12.0.1 (Cortisol Profusion)
\itemize{
\item faster \code{fft()} and \code{ifft()} via optional use of FFTW3
\item faster \code{min()} and \code{max()}
\item faster \code{index_min()} and \code{index_max()}
\item added \code{.col_as_mat()} and \code{.row_as_mat()} which return
matrix representation of cube column and cube row
\item added \code{csv_opts::strict} option to loading CSV files to
interpret missing values as NaN
\item added \code{check_for_zeros} option to form 4 of sparse matrix batch constructors
\item \code{inv()} and \code{inv_sympd()} with options
\code{inv_opts::no_ugly} or \code{inv_opts::allow_approx} now use a scaled
threshold similar to \code{pinv()}
\item \code{set_cout_stream()} and \code{set_cerr_stream()} are now
no-ops; instead use the options \code{ARMA_WARN_LEVEL}, or
\code{ARMA_COUT_STREAM}, or \code{ARMA_CERR_STREAM}
\item fix regression (mis-compilation) in \code{shift()} function
(reported by us in \ghit{409})
}
\item The include directory order is now more robust (Kevin Ushey in
\ghpr{407} addressing \ghit{406})
}
}
\section{Changes in RcppArmadillo version 0.11.4.4.0 (2023-02-09)}{
\itemize{
\item Upgraded to Armadillo release 11.4.4 (Ship of Theseus)
\itemize{
\item extended \code{pow()} with various forms of element-wise power operations
\item added \code{find_nan()} to find indices of NaN elements
\item faster handling of compound expressions by \code{sum()}
}
\item The package no longer sets a compilation standard, or progagates on
in the generated packages as R ensures C++11 on all non-ancient versions
\item The CITATION file was updated to the current format
}
}
\section{Changes in RcppArmadillo version 0.11.4.3.1 (2023-01-14)}{
\itemize{
\item The \code{#define ARMA_IGNORE_DEPRECATED_MARKER} remains active
to suppress the (upstream) deprecation warnings, see \ghit{391} and
\ghit{402} for details.
}
}
\section{Changes in RcppArmadillo version 0.11.4.3.0 (2022-12-28) (GitHub Only)}{
\itemize{
\item Upgraded to Armadillo release 11.4.3 (Ship of Theseus)
\itemize{
\item fix corner case in \code{pinv()} when processing symmetric matrices
}
\item Protect the undefine of \code{NDEBUG} behind additional opt-in define
}
}
\section{Changes in RcppArmadillo version 0.11.4.2.1 (2022-11-08)}{
\itemize{
\item Upgraded to Armadillo release 11.4.2 (Ship of Theseus)
\itemize{
\item more robust handling of corner cases in multi-threaded contexts
}
\item Internal header organisation with new sub-directories while
providing full compatibility via existing paths (\ghpr{395} \ghpr{396})
}
}
\section{Changes in RcppArmadillo version 0.11.4.1.0 (2022-10-10) (GitHub Only)}{
\itemize{
\item Upgraded to Armadillo release 11.4.1 (Ship of Theseus)
\itemize{
\item fix data race in \code{Cube::slice()}
\item workarounds for false warnings emitted by GCC 12 when
compiling with \code{FORTIFY_SOURCE} enabled (already in
RcppArmadillo 0.11.4.0.1 too)
}
}
}
\section{Changes in RcppArmadillo version 0.11.4.0.1 (2022-10-01)}{
\itemize{
\item Upgraded to Armadillo release 11.4.0 (Ship of Theseus)
\itemize{
\item faster handling of compound expressions by \code{sum()}
\item extended \code{pow()} with various forms of element-wise power operations
\item added \code{find_nan()} to find indices of NaN elements
}
\item Also applied fixes to avoid g++-12 warnings affecting just a
handful of CRAN packages.
}
}
\section{Changes in RcppArmadillo version 0.11.2.4.0 (2022-09-09)}{
\itemize{
\item Upgraded to Armadillo release 11.2.4 (Classic Roast)
\itemize{
\item fix handling of \code{std::move()} involving matrices
constructed with auxiliary memory
}
\item In the \code{fastLm()} examples, use \code{arma::dot()} to
compute to the inner product (as proposed by Conrad), plus small edits
\item Support optional \code{#define} named \code{RCPPARMADILLO_FORCE_DEPRECATE}
to suppress use of \code{ARMA_IGNORE_DEPRECATED_MARKER} permitting
use and development under deprecation
}
}
\section{Changes in RcppArmadillo version 0.11.2.3.1 (2022-08-16)}{
\itemize{
\item Accomodate upcoming \pkg{Matrix} 1.4-2 deprecation for
conversion (Dirk in \ghpr{387})
\item CRAN release with small upstream changes in Armadillo
11.2.(1,2,3) made since the last CRAN release 0.11.2.0.0
(Dirk in \ghpr{383}, \ghpr{384} and \ghpr{386})
\item Undefine \code{arma_deprecated} warning as it affects a number
of CRAN packages which will likely need a small transition
}
}
\section{Changes in RcppArmadillo version 0.11.2.3.0 (2022-07-12) (GitHub Only)}{
\itemize{
\item Upgraded to Armadillo release 11.2.3 (Classic Roast)
\itemize{
\item fix \code{Cube::insert_slices()} to accept \code{Cube::slice()} as input
}
}
}
\section{Changes in RcppArmadillo version 0.11.2.2.0 (2022-07-04) (GitHub Only)}{
\itemize{
\item Upgraded to Armadillo release 11.2.2 (Classic Roast)
\itemize{
\item fix incorrect and/or slow convergence in single-threaded
versions of \code{kmeans()}, \code{gmm_diag::learn()},
\code{gmm_full::learn()}
}
}
}
\section{Changes in RcppArmadillo version 0.11.2.1.0 (2022-06-28) (GitHub Only)}{
\itemize{
\item Upgraded to Armadillo release 11.2.1 (Classic Roast)
\itemize{
\item old style matrix initialisation via the \code{<<} operator
will now emit a compile-time deprecation warning
\item use of the old and inactive \code{ARMA_DONT_PRINT_ERRORS}
option will now emit a compile-time deprecation warning
\item the option \code{ARMA_WARN_LEVEL} can be used instead
}
}
}
\section{Changes in RcppArmadillo version 0.11.2.0.0 (2022-06-10)}{
\itemize{
\item Upgraded to Armadillo release 11.2 (Classic Roast)
\itemize{
\item faster handling of sparse submatrix column views by
\code{norm()}, \code{accu()}, \code{nonzeros() }
\item extended \code{randu()} and \code{randn()} to allow
specification of distribution parameters
\item internal refactoring, leading to faster compilation times
}
}
}
\section{Changes in RcppArmadillo version 0.11.1.1.0 (2022-05-15)}{
\itemize{
\item Upgraded to Armadillo release 11.1.1 (Angry Kitchen Appliance)
\itemize{
\item added \code{inv_opts::no_ugly} option to \code{inv()} and
\code{inv_sympd()} to disallow inverses of poorly conditioned matrices
\item more efficient handling of rank-deficient matrices via
\code{inv_opts::allow_approx} option in \code{inv()} and \code{inv_sympd()}
\item better detection of rank deficient matrices by \code{solve()}
\item faster handling of symmetric and diagonal matrices by \code{cond()}
}
\item The \code{configure} script again propagates the'found' case again,
thanks to Justin Silverman for the heads-up and suggested fix (Dirk
and Justin in \ghpr{376} and \ghpr{377} fixing \ghit{375}).
}
}
\section{Changes in RcppArmadillo version 0.11.0.1.0 (2022-04-14)}{
\itemize{
\item Upgraded to Armadillo release 11.0.1 (Creme Brulee)
\itemize{
\item fix miscompilation of \code{inv()} and \code{inv_sympd()}
functions when using \code{inv_opts::allow_approx} and
\code{inv_opts::tiny} options
}
}
}
\section{Changes in RcppArmadillo version 0.11.0.0.0 (2022-04-04)}{
\itemize{
\item Upgraded to Armadillo release 11.0.0 (Creme Brulee)
\itemize{
\item added variants of \code{inv()} and \code{inv_sympd()} that
provide rcond (reciprocal condition number)
\item expanded \code{inv()} and \code{inv_sympd()} with options
\code{inv_opts::tiny} and \code{inv_opts::allow_approx}
\item stricter handling of singular matrices by \code{inv()} and
\code{inv_sympd()}
\item stricter handling of non-sympd matrices by \code{inv()} and
\code{inv_sympd()}
\item stricter handling of non-finitie matrices by \code{pinv()}
\item more robust handling of rank deficient matrices by
\code{solve()}
\item faster handling of diagonal matrices by \code{rcond()}
\item changed \code{eigs_sym()} and \code{eigs_gen()} to use
higher quality RNG
\item \code{quantile()} and \code{median()} will now throw an
exception if given matrices/vectors have NaN elements
\item workaround for yet another bug in Intel MKL
}
\item Until May 2022, protect correction to Field behavior via
define of \code{RCPP_ARMADILLO_FIX_Field}
\item If a LAPACK installation with missing complex routines is
found (as e.g. Ubuntu using 3.9.0) then the LAPACK unit test is
skipped.
}
}
\section{Changes in RcppArmadillo version 0.10.8.2.0 (2022-02-01)}{
\itemize{
\item Upgraded to Armadillo release 10.8.2 (Realm Raider)
\itemize{
\item fix potential speed regression in \code{pinv()} and \code{rank()}
}
}
}
\section{Changes in RcppArmadillo version 0.10.8.1.0 (2022-01-23)}{
\itemize{
\item Upgraded to Armadillo release 10.8.1 (Realm Raider)
\itemize{
\item fix interaction between OpenBLAS and LAPACK
\item emit warning if \code{find()} is incorrectly used to locate
NaN elements
}
}
}
\section{Changes in RcppArmadillo version 0.10.8.0.0 (2022-01-02)}{
\itemize{
\item Upgraded to Armadillo release 10.8 (Realm Raider)
\itemize{
\item faster handling of symmetric matrices by \code{pinv()} and
\code{rank()}
\item faster handling of diagonal matrices by \code{inv_sympd()},
\code{pinv()}, \code{rank()}
\item expanded \code{norm()} to handle integer vectors and
matrices
\item added \code{datum::tau} to replace \code{2π}
}
}
}
\section{Changes in RcppArmadillo version 0.10.7.5.0 (2021-12-16)}{
\itemize{
\item Upgraded to Armadillo release 10.7.5
\itemize{
\item fix aliasing bug in \code{diagmat()}
\item fix detection of 2x2 triangular matrices
}
}
}
\section{Changes in RcppArmadillo version 0.10.7.4.0 (2021-11-23)}{
\itemize{
\item Upgraded to Armadillo release 10.7.4
\itemize{
\item faster handling of diagonal matrices by \code{inv_sympd()},
\code{pinv()}, \code{rank()}
\item more robust detection of incorrect data format by
\code{.load()}
}
\item Correct dimensions setting in import/export of
\code{arma::field} types, protected by \code{#define} (Jonathan
Berrisch in \ghpr{352} fixing \ghit{351})
\item Add unit tests for \code{fields} both with and without new
\code{#define} (Dirk)
}
}
\section{Changes in RcppArmadillo version 0.10.7.3.0 (2021-11-04)}{
\itemize{
\item Upgraded to Armadillo release 10.7.3
\itemize{
\item fix regression in alias handling by \code{fliplr()},
\code{flipud()}, \code{reverse()}
}
}
}
\section{Changes in RcppArmadillo version 0.10.7.2.0 (2021-11-02)}{
\itemize{
\item Upgraded to Armadillo release 10.7.2
\itemize{
\item more robust handling of diagonal matrices by \code{pinv()}
}
}
}
\section{Changes in RcppArmadillo version 0.10.7.1.0 (2021-10-08)}{
\itemize{
\item Upgraded to Armadillo release 10.7.1
\itemize{
\item fix regression in interactions between dense matrix subviews
and sparse matrices
}
}
}
\section{Changes in RcppArmadillo version 0.10.7.0.0 (2021-09-30)}{
\itemize{
\item Upgraded to Armadillo release 10.7.0 (Entropy Maximizer)
\itemize{
\item faster handling of submatrix views accessed by
\code{X.cols(first_col,last_col)}
\item faster handling of element-wise \code{min()} and \code{max()}
in compound expressions
\item expanded \code{solve()} with \code{solve_opts::force_approx}
option to force use of the approximate solver
}
}
}
\section{Changes in RcppArmadillo version 0.10.6.2.0 (2021-08-05)}{
\itemize{
\item Upgraded to Armadillo release 10.6.2 (Keep Calm)
\itemize{
\item fix incorrect use of \code{constexpr} for handling fixed-size
matrices and vectors
\item improved documentation
}
\item GitHub- and drat-only release
}
}
\section{Changes in RcppArmadillo version 0.10.6.0.0 (2021-07-16)}{
\itemize{
\item Upgraded to Armadillo release 10.6.0 (Keep Calm)
\itemize{
\item expanded \code{chol()} to optionally use pivoted decomposition
\item expanded vector, matrix and cube constructors to allow element
initialisation via \code{fill::value(scalar)}, eg. \code{mat X(4,5,fill::value(123))}
\item faster loading of CSV files when using OpenMP
\item added \code{csv_opts::semicolon} option to allow saving/loading of
CSV files with semicolon (;) instead of comma (,) as the separator
}
}
}
\section{Changes in RcppArmadillo version 0.10.5.3.0 (2021-07-01)}{
\itemize{
\item Upgraded to Armadillo release 10.5.3 (Antipodean Fortress)
\item GitHub-only release
\item Extended test coverage with several new tests, added a coverage badge.
}
}
\section{Changes in RcppArmadillo version 0.10.5.0 (2021-05-21)}{
\itemize{
\item Upgraded to Armadillo release 10.5 (Antipodean Fortress)
\itemize{
\item added \code{.clamp()} member function
\item expanded the standalone \code{clamp()} function to handle complex values
\item more efficient use of OpenMP
\item vector, matrix and cube constructors now initialise elements
to zero by default; use the \code{fill::none} specifier,
eg. \code{mat X(4,5,fill::none)}, to disable element initialisation
}
\item Added \code{codecov.yml} to exclude Armadillo from coverage analysis
}
}
\section{Changes in RcppArmadillo version 0.10.4.1.0 (2021-04-23)}{
\itemize{
\item Upgraded to Armadillo release 10.4.1 (Pressure Cooker)
\item GitHub-only release
}
}
\section{Changes in RcppArmadillo version 0.10.4.0.0 (2021-04-12)}{
\itemize{
\item Upgraded to Armadillo release 10.4.0 (Pressure Cooker)
\itemize{
\item faster handling of triangular matrices by \code{log_det()}
\item added \code{log_det_sympd()} for log determinant of
symmetric positive matrices
\item added ARMA_WARN_LEVEL configuration option, to control the
degree of emitted warning messages
\item reduced the default degree of warning messages, so that
failed decompositions, failed saving/loading, etc, no longer emit
warnings
}
\item Apply one upstream corrections for \code{arma::randn} draws
when using alternative (here R) generator, and \code{arma::randg}.
}
}
\section{Changes in RcppArmadillo version 0.10.3.0.0 (2021-03-10)}{
\itemize{
\item Upgraded to Armadillo release 10.3 (Sunrise Chaos)
\itemize{
\item faster handling of symmetric positive definite matrices by
\code{pinv()}
\item expanded \code{.save()} / \code{.load()} for dense matrices
to handle coord_ascii format
\item for out of bounds access, element accessors now throw the
more nuanced \code{std::out_of_range} exception, instead of only
\code{std::logic_error}
\item improved quality of random numbers
}
}
}
\section{Changes in RcppArmadillo version 0.10.2.2.0 (2021-03-09)}{
\itemize{
\item Upgraded to Armadillo release 10.2.2 (Cicada Swarm)
\itemize{
\item faster handling of subcubes
\item added \code{tgamma()}
\item added \code{.brief_print()} for abridged printing of matrices & cubes
\item expanded forms of \code{trimatu()} and \code{trimatl()} with
diagonal specification to handle sparse matrices
\item expanded \code{eigs_sym()} and \code{eigs_gen()} with optional shift-invert mode
}
\item Removed \code{debian/} directory from repository as packaging
is on salsa.debian.org.
\item Relaxed tolerance on two \code{cube} tests on Windows to
accomodate new 'gcc10-UCRT' builder.
}
}
\section{Changes in RcppArmadillo version 0.10.2.1.0 (2021-02-09)}{
\itemize{
\item Upgraded to Armadillo release 10.2.1 (Cicada Swarm)
\itemize{
\item faster handling of subcubes
\item added \code{tgamma()}
\item added \code{.brief_print()} for abridged printing of matrices & cubes
\item expanded forms of \code{trimatu()} and \code{trimatl()} with
diagonal specification to handle sparse matrices
\item expanded \code{eigs_sym()} and \code{eigs_gen()} with optional shift-invert mode
}
}
}
\section{Changes in RcppArmadillo version 0.10.1.2.2 (2021-01-08)}{
\itemize{
\item Correct one unit test for \pkg{Matrix} 1.3.0-caused changed
(Binxiang in \ghpr{319} and Dirk in \ghpr{322}).
\item Suppress one further warning from \pkg{Matrix} (Dirk)
\item Apply an upstream \code{NaN} correction (Conrad in \ghpr{321})
\item Added GitHub Actions CI using \code{run.sh} from r-ci (Dirk)
}
}
\section{Changes in RcppArmadillo version 0.10.1.2.0 (2020-11-15)}{
\itemize{
\item Upgraded to Armadillo release 10.1.2 (Orchid Ambush)
\item Remove three unused int constants (\ghit{313})
\item Include main armadillo header using quotes instead of brackets
\item Rewrite version number use in old-school mode because gcc 4.8.5
\item Skipping parts of sparse conversion on Windows as win-builder fails
}
}
\section{Changes in RcppArmadillo version 0.10.1.0.0 (2020-10-09)}{
\itemize{
\item Upgraded to Armadillo release 10.1.0 (Orchid Ambush)
\itemize{
\item C++11 is now the minimum required C++ standard
\item faster handling of compound expressions by \code{trimatu()}
and \code{trimatl()}
\item faster sparse matrix addition, subtraction and element-wise
multiplication
\item expanded sparse submatrix views to handle the non-contiguous
form of \code{X.cols(vector_of_column_indices)}
\item expanded \code{eigs_sym()} and \code{eigs_gen()} with optional
fine-grained parameters (subspace dimension, number of iterations,
eigenvalues closest to specified value)
\item deprecated form of \code{reshape()} removed from Cube and
SpMat classes
\item ignore and warn on use of the \code{ARMA_DONT_USE_CXX11} macro
}
\item Switch Travis CI testing to focal and BSPM
}
}
\section{Changes in RcppArmadillo version 0.9.900.3.0 (2020-09-02)}{
\itemize{
\item Upgraded to Armadillo release 9.900.3 (Nocturnal Misbehaviour)
\itemize{
\item More efficient code for initialising matrices with \code{fill::zeros}
\item Fixes for various error messages
}
}
}
\section{Changes in RcppArmadillo version 0.9.900.2.0 (2020-07-17)}{
\itemize{
\item Upgraded to Armadillo release 9.900.2 (Nocturnal Misbehaviour)
\itemize{
\item In \code{sort()}, fixes for inconsistencies between checks
applied to matrix and vector expressions
\item In \code{sort()}, remove unnecessary copying when applied in-place to vectors
function when applied in-place to vectors
}
}
}
\section{Changes in RcppArmadillo version 0.9.900.1.0 (2020-06-08)}{
\itemize{
\item Upgraded to Armadillo release 9.900.1 (Nocturnal Misbehaviour)
\itemize{
\item faster \code{solve()} for under/over-determined systems
\item faster \code{eig_gen()} and \code{eig_pair()} for large matrices
\item expanded \code{eig_gen()} and \code{eig_pair()} to
optionally provide left and right eigenvectors
}
\item Switch Travis CI testing to R 4.0.0, use bionic as base distro
and test R 3.6.3 and 4.0.0 in a matrix (Dirk in \ghpr{298}).
\item Add two badges to README for indirect use and the CSDA paper.
\item Adapt \code{RcppArmadillo.package.skeleton()} to a change in R
4.0.0 affecting what it exports in \code{NAMESPACE}.
}
}
\section{Changes in RcppArmadillo version 0.9.880.1.0 (2020-05-15)}{
\itemize{
\item Upgraded to Armadillo release 9.880.1 (Roasted Mocha Detox)
\itemize{
\item expanded \code{qr()} to optionally use pivoted decomposition
\item updated physical constants to NIST 2018 CODATA values
\item added \code{ARMA_DONT_USE_CXX11_MUTEX} confguration option
to disable use of \code{std::mutex}
}
\item OpenMP capability is tested explicitly (Kevin Ushey and Dirk
in \ghpr{294}, \ghpr{295}, and \ghpr{296} all fixing \ghit{290}).
}
}
\section{Changes in RcppArmadillo version 0.9.870.2.0 (2020-04-24)}{
\itemize{
\item Upgraded to Armadillo release 9.870.2 (Roasted Mocha Retox)
\itemize{
\item faster handling of matrix multiplication expressions by
\code{diagvec()} and \code{diagmat()}
\item added \code{trimatu_ind()} and \code{trimatl_ind()}
\item more consistent detection of sparse vector expressions
}
}
}
\section{Changes in RcppArmadillo version 0.9.860.2.0 (2020-04-13)}{
\itemize{
\item Upgraded to Armadillo release 9.860.2 (Roasted Mocha Fix)
\itemize{
\item added \code{powmat()}
\item faster access to columns in sparse submatrix views
\item faster handling of relational expressions by \code{accu()}
\item faster handling of sympd matrices by \code{expmat()}, \code{logmat()}, \code{sqrtmat()}
\item workaround for save/load issues with HDF5 v1.12
}
\item Vignettes are now pre-made and include (\ghpr{285})
\item Two test files are now skipped on 32-bit Windows
}
}
\section{Changes in RcppArmadillo version 0.9.850.1.0 (2020-02-09)}{
\itemize{
\item Upgraded to Armadillo release 9.850.1 (Pyrocumulus Wrath)
\itemize{
\item faster handling of compound expressions by \code{diagmat()}
\item expanded \code{.save()} and \code{.load()} to handle CSV files with headers via
csv_name(filename,header) specification
\item added \code{log_normpdf()}
\item added \code{.is_zero()}
\item added \code{quantile()}
}
\item The sparse matrix test using scipy, if available, is now
simplified thanks to recently added \CRANpkg{reticulate} conversions.
}
}
\section{Changes in RcppArmadillo version 0.9.800.4.0 (2020-01-24)}{
\itemize{
\item Upgraded to Armadillo release 9.800.4 (Horizon Scraper)
\itemize{
\item fixes for incorrect type promotion in \code{normpdf()}
}
}
}
\section{Changes in RcppArmadillo version 0.9.800.3.0 (2019-12-04)}{
\itemize{
\item Upgraded to Armadillo release 9.800.3 (Horizon Scraper)
\itemize{
\item fixes for matrix row iterators
\item better detection of non-hermitian matrices by
\code{eig_sym()}, \code{inv_sympd()}, \code{chol()},
\code{expmat_sym()}
}
\item The \code{sample} function passes the prob vector as const allowing
subsequent calls (Christian Gunning in \ghpr{276} fixing \ghit{275})
}
}
\section{Changes in RcppArmadillo version 0.9.800.1.0 (2019-10-09)}{
\itemize{
\item Upgraded to Armadillo release 9.800 (Horizon Scraper)
\itemize{
\item faster \code{solve()} in default operation; iterative
refinement is no longer applied by default; use
\code{solve_opts::refine} to explicitly enable refinement
\item faster \code{expmat()}
\item faster handling of triangular matrices by \code{rcond()}
\item added \code{.front()} and \code{.back()}
\item added \code{.is_trimatu()} and \code{.is_trimatl()}
\item added \code{.is_diagmat()}
}
\item The package now uses \pkg{tinytest} for unit tests (Dirk in
\ghpr{269}).
\item The \code{configure.ac} script is now more careful about shell
portability (Min Kim in \ghpr{270}).
}
}
\section{Changes in RcppArmadillo version 0.9.700.2.0 (2019-09-01)}{
\itemize{
\item Upgraded to Armadillo release 9.700.2 (Gangster Democracy)
\itemize{
\item faster handling of cubes by \code{vectorise()}
\item faster faster handling of sparse matrices by \code{nonzeros()}
\item faster row-wise \code{index_min()} and \code{index_max()}
\item expanded \code{join_rows()} and \code{join_cols()} to handle joining up to 4 matrices
\item expanded \code{.save()} and \code{.load()} to allow storing sparse matrices in CSV format
\item added \code{randperm()} to generate a vector with random
permutation of a sequence of integers
}
\item Expanded the list of known good \code{gcc} and \code{clang}
versions in \code{configure.ac}
}
}
\section{Changes in RcppArmadillo version 0.9.600.4.0 (2019-07-14)}{
\itemize{
\item Upgraded to Armadillo release 9.600.4 (Napa Invasion)
\itemize{
\item faster handling of sparse submatrices
\item faster handling of sparse diagonal views
\item faster handling of sparse matrices by \code{symmatu()} and \code{symmatl()}
\item faster handling of sparse matrices by \code{join_cols()}
\item expanded \code{clamp()} to handle sparse matrices
\item added \code{.clean()} to replace elements below a threshold with zeros
}
}
}
\section{Changes in RcppArmadillo version 0.9.500.2.0 (2019-06-11)}{
\itemize{
\item Upgraded to Armadillo release 9.500.2 (Riot Compact)
\itemize{
\item Expanded \code{solve()} with \code{solve_opts::likely_sympd}
to indicate that the given matrix is likely positive definite