Release Notes

Version 2.14.2

fixed an error in ENURollPitchYawToECEFEuler() function

Version 2.14.1

made behavior of linalg::lstsq match NumPy when inputting a multidimensional b array for Issue #229

Version 2.14.0

added argpartition() for Issue #225 https://numpy.org/doc/stable/reference/generated/numpy.argpartition.html

Version 2.13.0

added putAlongAxis() for Issue #217 https://numpy.org/doc/stable/reference/generated/numpy.put_along_axis.html
fixed random seeding for Issue #218
fixed error in fromfile() that limited filesize to 4GB for Issue #219

Version 2.12.1

updated TRUE/FALSE enum fields to YES/NO to deconflict with other libraries terrible macro practice of #defining TRUE/FALSE

Version 2.12.0

added searchsorted() for Issue #202 https://numpy.org/doc/stable/reference/generated/numpy.searchsorted.html
added meanFilter to Filters
added complementaryMeanFilter to Filters

Version 2.11.0

fixed Issue #191
fixed Issue #194
fixed Issue #196
added rows and columns methods to NdArray
added wrap and wrap2Pi functions
added normalize function for NdArrays
added Logger and BinaryLogger classes for logging data
added coordinates::Cartesian class
added coordinates::reference_frames and coordinates::transforms namespaces for converting between various coordinate systems
various improvements and bug fixes

Version 2.10.1

fixed an error in installed cmake target when using NUMCPP_NO_USE_BOOST

Version 2.10.0

added broadcasting for all NdArray operators for Issue #147 and Issue #174
added broadcasting for minimum and maximum functions for Issue #74
added broadcasting for:
- fmin
- fmax
- fmod
- hypot
- logical_and
- logical_or
- logical_xor
- remainder
added insert function for Issue #170 https://numpy.org/doc/stable/reference/generated/numpy.insert.html
fixed Issue #177: slice and put with various integer index types
additional NdArray access operator overloads and at overloads
additional put overloads to NdArray
added dimSize method to NdArray
added timeit function
added overload of hypot for 3 NdArrays
various performance improvements and bug fixes

Version 2.9.0

dropped support of C++14 standard, now requires C++17 or greater
added a new DateTime class for working with date times
added split for Issue #168 https://numpy.org/doc/stable/reference/generated/numpy.split.html
added hsplit for Issue #168 https://numpy.org/doc/stable/reference/generated/numpy.hsplit.html
added vsplit for Issue #168 https://numpy.org/doc/stable/reference/generated/numpy.vsplit.html
added digitize https://numpy.org/doc/stable/reference/generated/numpy.digitize.html
added fromfunction https://numpy.org/doc/stable/reference/generated/numpy.fromfunction.html
added fromstring https://numpy.org/doc/stable/reference/generated/numpy.fromstring.html
added logaddexp https://numpy.org/doc/stable/reference/generated/numpy.logaddexp.html
added logaddexp2 https://numpy.org/doc/stable/reference/generated/numpy.logaddexp2.html
added packbits https://numpy.org/doc/stable/reference/generated/numpy.packbits.html
added unpackbits https://numpy.org/doc/stable/reference/generated/numpy.unpackbits.html
added vander https://numpy.org/doc/stable/reference/generated/numpy.vander.html
added rollRotation, pitchRotation, and yawRotation methods to Quaternion
added NOMINMAX compiler define to CMake target to deconflict with Windows builds

Version 2.8.0

fixed error in inv when a zero was on the diagnol for Issue #132
fixed Issue #140
added bit_count, Computes the number of 1-bits in the absolute value of the input
added swapRows and swapCols methods to NdArray, and also free functions
added pinv, https://numpy.org/doc/stable/reference/generated/numpy.linalg.pinv.html
added take for Issue #149, https://numpy.org/doc/stable/reference/generated/numpy.take.html
new non-global random interface
added ellipse metrics to imageProcessing::Centroids
documentation updates
various minor performance improvements and bug fixes

Version 2.7.0

added bartlett, https://numpy.org/doc/stable/reference/generated/numpy.bartlett.html
added blackman, https://numpy.org/doc/stable/reference/generated/numpy.blackman.html
added corrcoef, https://numpy.org/doc/stable/reference/generated/numpy.corrcoef.html
added cov, https://numpy.org/doc/stable/reference/generated/numpy.cov.html
added cov_inv, the inverse covariance matrix, aka the concentration matrix
added extract, https://numpy.org/doc/stable/reference/generated/numpy.extract.html
added geomspace, https://numpy.org/doc/stable/reference/generated/numpy.geomspace.html
added hamming, https://numpy.org/doc/stable/reference/generated/numpy.hamming.html
added hanning, https://numpy.org/doc/stable/reference/generated/numpy.hanning.html
added inner, https://numpy.org/doc/stable/reference/generated/numpy.inner.html
added isneginf, https://numpy.org/doc/stable/reference/generated/numpy.isneginf.html
added isposinf, https://numpy.org/doc/stable/reference/generated/numpy.isposinf.html
added kaiser, https://numpy.org/doc/stable/reference/generated/numpy.kaiser.html
added logb, logarithm of with an arbitrary base b
added logspace, https://numpy.org/doc/stable/reference/generated/numpy.logspace.html
added nth_root, the nth root of a value
added place, https://numpy.org/doc/stable/reference/generated/numpy.place.html
added select function, https://numpy.org/doc/stable/reference/generated/numpy.select.html
fmod and the modulus % operator now work with float dtypes
added Hamming EDAC (Error Dectection and Correction) encode and decode functions, https://en.wikipedia.org/wiki/Hamming_code
various minor performance improvements and bug fixes

Version 2.6.2

tofile and fromfile will now work for generic struct dtypes

Version 2.6.1

Added more delimiter support to fromfile method

Version 2.6.0

Added linalg::solve

Version 2.5.1

Made behavior of interp function consistent with NumPy when passing in non-sorted data

Version 2.5.0

Added additional NdArray slice overloads
Removed NO_MULTITHREAD compiler flag and replaced with NUMCPP_USE_MULTITHREAD so that single threaded is now the default
renamed NO_USE_BOOST compiler flag to NUMCPP_NO_USE_BOOST
renamed INCLUDE_BOOST_PYTHON_INTERFACE compiler flat to NUMCPP_INCLUDE_BOOST_PYTHON_INTERFACE
renamed INCLUDE_PYBIND_PYTHON_INTERFACE compiler flag to NUMCPP_INCLUDE_PYBIND_PYTHON_INTERFACE

Version 2.4.2

Fixed a type error with percentile and nanpercentile
Updated doxygen API css

Version 2.4.1

Fixed a build error for multiply defined symbols of isLittleEndian

Version 2.4.0

Compile with NO_USE_BOOST definition to remove the Boost libraries as a dependency, with reduced functionality:
- gcd with a pair of values (still available using a C++17 compliant compiler)
- gcd array
- lcm with a pair of values (still available using a C++17 compliant compiler)
- lcm array
- polynomial::chebyshev_t
- polynomial::chebyshev_u
- polynomial::hermite (still available using a C++17 compliant compiler)
- polynomial::laguerre (still available using a C++17 compliant compiler)
- polynomial::legendre_p (still available using a C++17 compliant compiler)
- polynomial::legendre_q
- polynomial::spherical_harmonic
- random::beta
- random::laplace
- random::nonCentralChiSquared
- random::triangle
- random::uniformOnSphere
- special::airy_ai
- special::airy_ai_prime
- special::airy_bi
- special::airy_bi_prime
- special::bernoulli
- special::bessel_in (still available using a C++17 compliant compiler)
- special::bessel_in_prime
- special::bessel_jn (still available using a C++17 compliant compiler)
- special::bessel_jn_prime
- special::bessel_kn (still available using a C++17 compliant compiler)
- special::bessel_kn_prime
- special::bessel_yn (still available using a C++17 compliant compiler)
- special::bessel_yn_prime
- special::beta (still available using a C++17 compliant compiler)
- special::cyclic_hankel_1
- special::cyclic_hankel_2
- special::digamma
- special::erf
- special::erf_inv
- special::erfc
- special::erfc_inv
- special::gamma
- special::gamma1pm1
- special::log_gamma
- special::polygamma
- special::prime
- special::riemann_zeta (still available using a C++17 compliant compiler)
- special::spherical_bessel_jn (still available using a C++17 compliant compiler)
- special::spherical_bessel_yn (still available using a C++17 compliant compiler)
- special::spherical_hankel_1
- special::spherical_hankel_2
- special::trigamma
Added replace option into random::choice
Added nan_to_num function
Added complete and incomplete elliptical integrals of the first, second, and third kind to special namespace (requires either Boost or C++17 compliant compiler)
Added exponential integral to special namespace (requires either Boost or C++17 compliant compiler)
Added NO_MULTITHREAD compile definition to turn off algorithm multithreading from compliant compilers

Version 2.3.1

Added option for user defined bin edges in histogram() function

Version 2.3.0

Added slicing to DataCube class

Version 2.2.0

Added additional where() overloads to match NumPy functionality

Version 2.1.0

Improved installation and usage with CMake find_package support
Various minor improvements

Version 2.0.0

Dropped support of C++11, now requires a C++14 or higher compiler
Added support for std::complex<T>, closing Issue #58
Added more NdArray constructors for STL containers including std::vector<std::vector<T>>, closing Issue #59
Added polyfit routine inline with Numpy polyfit, closing Issue #61
Added ability to use NdArray as container for generic structs
Non-linear least squares fitting using Gauss-Newton
Root finding routines
Numerical integration routines
lu_decomposition and pivotLU_decomposition added to Linalg namespace
New STL iterators added to NdArray
- iterator
- const_iterator
- reverse_iterator
- const_reverse_iterator
- column_iterator
- const_column_iterator
- reverse_column_iterator
- const_reverse_column_iterator
Added rodriguesRotation and wahbasProblem to Rotations namespace
Various efficiency and/or bug fixes

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