Change Log - Mantis

ALGLIB - Change Log
ALGLIB - 3.5.0 ============== - 0000430: [Interpolation] IMPLEMENTED: RBF model (Leo) - resolved. - 0000450: [Optimization] FIXED: bug in the MinQP optimizer (SergeyB) - resolved. - 0000446: [Linear algebra] IMPLEMENTED: matrix norm estimator (SergeyB) - resolved. - 0000436: [Data analysis] FIXED: issue in MLPTrainES() (SergeyB) - resolved. - 0000404: [Interpolation] FIXED: minor bugs in Spline1D subpackage (SergeyB) - resolved. - 0000445: [Data analysis] TWEAK: support for empty KD-trees (SergeyB) - resolved. - 0000420: [Optimization] FIXED: BLEIC optimizer can fail when started from infeasible point (SergeyB) - resolved. - 0000435: [Linear algebra] IMPLEMENTED: sparse LSQR solver (Leo) - resolved. - 0000434: [Linear algebra] IMPLEMENTED: sparse linear CG optimizer (Leo) - resolved. - 0000410: [Linear algebra] IMPLEMENTED: sparse matrices (Leo) - resolved. - 0000403: [Statistics] IMPLEMENTED: separate functions for mean, variance, standard deviation (Leo) - resolved. - 0000433: [General] IMPLEMENTED: generation of random values from continuous/discrete distribution given by finite samples (Leo) - resolved. - 0000432: [Data analysis] IMPLEMENTED: SMA, EMA, LRMA filters (SergeyB) - resolved. - 0000419: [Linear algebra] FIXED: inconvergence of the low-accuracy version of bidiagonal SVD (SergeyB) - resolved. - 0000401: [Optimization] FIXED: bug in LM optimizer (SergeyB) - resolved.ALGLIB - 3.4.0 ============== - 0000405: [General] IMPLEMENTED: serialization of data analysis structures (SergeyB) - resolved. - 0000408: [General] IMPLEMENTED: SSE2 support for GCC/SunStudio (SergeyB) - resolved. - 0000409: [Data analysis] IMPLEMENTED: Markov Chains for Population Data (SergeyB) - resolved. - 0000407: [Optimization] IMPLEMENTED: numerical differentiation support (SergeyB) - resolved. - 0000399: [Integration] FIXED: autogkintegrate crashes on certain function spaces for no apparent reason (SergeyB) - resolved.ALGLIB - 3.3.0 ============== - 0000398: [Optimization] IMPLEMENTED: BLEIC optimizer uses faster and more robust algo (SergeyB) - resolved. - 0000397: [Optimization] IMPLEMENTED: LSFit improvements (SergeyB) - resolved. - 0000396: [Optimization] IMPLEMENTED: MinLM improvements (SergeyB) - resolved. - 0000395: [Optimization] IMPLEMENTED: quadratic programming support (SergeyB) - resolved. - 0000394: [Optimization] IMPLEMENTED: L-BFGS improvements (SergeyB) - resolved. - 0000393: [Optimization] IMPLEMENTED: MinCG improvements (SergeyB) - resolved.ALGLIB - 3.2.0 ============== - 0000392: [Linear algebra] IMPLEMENTED: limited support for SSE2 (SergeyB) - resolved. - 0000391: [Optimization] IMPLEMENTED: nonlinear CG improvements (SergeyB) - resolved. - 0000390: [Optimization] IMPLEMENTED: optimization with linear equality/inequality constraints (SergeyB) - resolved.ALGLIB - 3.1.0 ============== - 0000385: [Interpolation] IMPLEMENTED: new curve fitting algorithm (SergeyB) - resolved. - 0000388: [Statistics] IMPLEMENTED: new covariance/correlation functions (SergeyB) - resolved. - 0000387: [Optimization] IMPLEMENTED: Cholesky preconditioner for L-BFGS algorithm (SergeyB) - resolved. - 0000386: [Interpolation] IMPLEMENTED: improved resampling with cubic splines (SergeyB) - resolved. - 0000384: [Interpolation] IMPLEMENTED: improvements in the nonlinear least squares solver (SergeyB) - resolved. - 0000383: [Optimization] IMPLEMENTED: improvements in the Levenberg-Marquardt optimizer (SergeyB) - resolved. - 0000382: [Interpolation] IMPLEMENTED: barycentric-power conversion, barycentric-Chebyshev conversion (SergeyB) - resolved. - 0000381: [General] TWEAK: better detection of IEEE special quantities (SergeyB) - resolved.ALGLIB - 3.0.0 ============== - 0000379: [General] FIXED: minor tweak in detection of IEEE special quantities (SergeyB) - resolved. - 0000378: [Optimization] OPTIMIZATION: better step length selection for CG-based algorithms (SergeyB) - resolved. - 0000377: [General] IMPLEMENTED: internal sorting improvements (SergeyB) - resolved. - 0000376: [Interpolation] IMPLEMENTED: grid conversion and differentiation functions for 1-dimensional splines (SergeyB) - resolved.ALGLIB - 3.0.0.rc1 ================== - 0000375: [Interpolation] INCOMPATIBLE: nonlinear fitting functions were renamed (SergeyB) - resolved. - 0000371: [Solvers] IMPLEMENTED: nonlinear solver (SergeyB) - resolved. - 0000370: [Optimization] IMPLEMENTED: buffered functions for optimization algorithms (SergeyB) - resolved. - 0000369: [General] INCOMPATIBLE: changes in 'nearestneighbor' unit (SergeyB) - resolved. - 0000353: [General] IMPLEMENTED: improved support for IEEE special quantities (SergeyB) - resolved. - 0000358: [Linear algebra] INCOMPATIBLE: support for LDLT factorization is dropped from ALGLIB 3.0 (SergeyB) - resolved. - 0000348: [Optimization] IMPLEMENTED: RestartFrom() functionality for optimizers (SergeyB) - resolved. - 0000363: [Statistics] FIXED: bug in UnequalVarianceTTest (SergeyB) - resolved. - 0000360: [Spec.functions] INCOMPATIBLE: renamed several special functions (SergeyB) - resolved.ALGLIB - 2.6.0 ============== - 0000346: [Interpolation] INCOMPATIBLE: Spline1DSerialize/Spline1DUnserialize were removed (SergeyB) - resolved. - 0000344: [Interpolation] IMPLEMENTED: parametric splines (SergeyB) - resolved. - 0000338: [Interpolation] IMPLEMENTED: cubic spline improvements (SergeyB) - resolved. - 0000332: [General] FIXED: Mistake in C++ implementation of ap::complex::operator/=(complex& z) (SergeyB) - resolved. - 0000329: [Spec.functions] FIXED: K-Means++: 'multiple restarts' doesn't work correctly (SergeyB) - resolved.ALGLIB - 2.5.0 ============== - 0000327: [Optimization] IMPLEMENTED: improved Levenberg-Marquardt optimizer (SergeyB) - resolved. - 0000326: [Optimization] IMPLEMENTED: improved L-BFGS optimizer (SergeyB) - resolved. - 0000319: [Optimization] IMPLEMENTED: nonlinear conjugate gradient optimizer (SergeyB) - resolved. - 0000321: [Optimization] IMPLEMENTED: bound constrained nonlinear optimizer (SergeyB) - resolved. - 0000325: [Interpolation] IMPLEMENTED: improved inverse distance weighting interpolation (SergeyB) - resolved. - 0000324: [Interpolation] IMPLEMENTED: improved nonlinear fitting (SergeyB) - resolved. - 0000322: [Optimization] FIXED: crash in lsfitnonlineariteration function (SergeyB) - resolved. - 0000320: [Linear algebra] FIXED: minor error in trfac.cpp unit (SergeyB) - resolved.ALGLIB - 2.4.0 ============== - 0000311: [Interpolation] IMPLEMENTED: scattered interpolation/approximation using inverse distance weighting (SergeyB) - resolved. - 0000310: [Data analysis] IMPLEMENTED: nearest neighbor search using kd-trees (SergeyB) - resolved. - 0000308: [Linear algebra] FIXED: minor bug in 'rotations' unit (SergeyB) - resolved. - 0000306: [Linear algebra] IMPLEMENTED: improved real/complex QR (SergeyB) - resolved. - 0000297: [Linear algebra] IMPLEMENTED: new matrix inversion subroutines (SergeyB) - resolved. - 0000292: [Linear algebra] IMPLEMENTED: condition number estimation for triangular matrices (SergeyB) - resolved.ALGLIB - 2.3.0 ============== Performance improvements and new algorithms - 0000265: [Optimization] FIXED: Initial step problem in L-BFGS (SergeyB) - resolved. - 0000231: [Linear algebra] IMPLEMENTED: improved real/Hermitian Cholesky decomposition (SergeyB) - resolved. - 0000232: [Linear algebra] IMPLEMENTED: improved complex/real LU decomposition (SergeyB) - resolved. - 0000233: [Linear algebra] IMPLEMENTED: improved linear solvers for real/complex/SPD/HPD systems (SergeyB) - resolved. - 0000242: [Linear algebra] IMPLEMENTED: ALGLIB BLAS (SergeyB) - resolved. - 0000241: [Linear algebra] IMPLEMENTED: improved condition number estimation (SergeyB) - resolved. - 0000245: [Linear algebra] FIXED: minor tweak in random matrix generator (SergeyB) - resolved.ALGLIB - 2.2.1 ============== Minor bugfix release - 0000260: [Optimization] FIXED: bug in Levenberg-Marquardt optimizer (SergeyB) - resolved.ALGLIB - 2.2.0 ============== - 0000135: [General] IMPLEMENTED: script-based compilation/testing system (SergeyB) - resolved. - 0000105: [Linear algebra] IMPLEMENTED: new solver for real linear systems (SergeyB) - resolved. - 0000103: [Interpolation] IMPLEMENTED: new interface for 2-dimensional splines (SergeyB) - resolved. - 0000194: [Interpolation] IMPLEMENTED: polynomial interpolation/fitting (SergeyB) - resolved. - 0000205: [General] FIXED: non-IEEE floating point comparison in C++, C#, Delphi, FreePascal (SergeyB) - resolved. - 0000223: [Linear algebra] IMPLEMENTED: random matrix generator (SergeyB) - resolved. - 0000212: [Statistics] IMPLEMENTED: high-quality random number generator (SergeyB) - resolved. - 0000204: [Spec.functions] CHANGED: 'gammaf' unit renamed to 'gammafunc' (SergeyB) - resolved. - 0000198: [General] FIXED: error reports in multiple precision reflections.cpp (SergeyB) - resolved. - 0000130: [Interpolation] IMPLEMENTED: improved 1-dimensional splines (SergeyB) - resolved. - 0000122: [Diff.equations] IMPLEMENTED: adaptive ODE solver (SergeyB) - resolved. - 0000107: [Interpolation] IMPLEMENTED: rational interpolation/fitting (SergeyB) - resolved. - 0000106: [Interpolation] IMPLEMENTED: Improved linear least squares fitting (SergeyB) - resolved. - 0000099: [Interpolation] IMPLEMENTED: Nonlinear least squares fitting using Levenberg-Marquardt algorithm (SergeyB) - resolved.ALGLIB - 2.1.2 ============== Minor bugfix release - 0000153: [General] FIXED: compiler error under GCC (SergeyB) - resolved. - 0000147: [Linear algebra] FIXED: incorrect handling of near-undeflow/subnormals in GenerateReflection() (SergeyB) - resolved.ALGLIB - 2.1.1 ============== Bugfix release - 0000144: [Data analysis] FIXED: bug in mlpbase unit (SergeyB) - resolved.ALGLIB - 2.1.0 ============== Major release with improvements and new algorithms. Relicensed under GPL 2+ - 0000121: [General] FIXED: miscompilation of ap.cpp under BCB 6 (SergeyB) - resolved. - 0000092: [Fast transforms] IMPLEMENTED: fast complex cross-corrrelation (SergeyB) - resolved. - 0000093: [Fast transforms] IMPLEMENTED: fast real cross-corrrelation (SergeyB) - resolved. - 0000108: [Data analysis] FIXED: overflows in neural networks under some compilers (SergeyB) - resolved. - 0000052: [Fast transforms] IMPLEMENTED: complex FFT for general N (composite/prime) (SergeyB) - resolved. - 0000061: [Fast transforms] IMPLEMENTED: real FFT for general N (composite/prime) (SergeyB) - resolved. - 0000091: [Fast transforms] IMPLEMENTED: Fast real convolution (SergeyB) - resolved. - 0000053: [Fast transforms] IMPLEMENTED: Fast complex convolution (SergeyB) - resolved. - 0000035: [Integration] IMPLEMENTED: adaptive integrator (SergeyB) - resolved. - 0000087: [Integration] IMPLEMENTED: more reliable Gauss and Gauss-Kronrod quadrature generators (SergeyB) - resolved.ALGLIB - 2.0.1 ============== Minor updates and bug fixes. - 0000075: [General] FIXED: Uninitialized locals and reverse communication interface (SergeyB) - resolved. - 0000077: [General] FIXED: Additional ; after namespace in ap.h (SergeyB) - resolved. - 0000078: [Linear algebra] FIXED: unused variables in 'hessenberg' unit (SergeyB) - resolved. - 0000079: [Linear algebra] FIXED: unused variables in hsschur unit (SergeyB) - resolved. - 0000056: [Statistics] FIXED: minor bug in WilcoxonSignedRankTest() subroutine (SergeyB) - resolved. - 0000072: [Interpolation] FIXED: suboptimal code in BuildFloaterHormannRationalInterpolant (SergeyB) - resolved.ALGLIB - 2.0 ============ Significant portion of new algorithms, major tweaks and patches. - 0000049: [General] FIXED: MPFR-version bugs (SergeyB) - resolved. - 0000010: [Spec.functions] FIXED: modified Besel function returns incorrect results (SergeyB) - resolved. - 0000050: [General] FIXED: non thread safe random number generator in C# (SergeyB) - resolved. - 0000051: [General] FIXED: VBA math functions (SergeyB) - resolved. - 0000027: [General] FIXED: Improved real RNG in AP/C++ (SergeyB) - resolved. - 0000025: [Linear algebra] FIXED: Inefficient Cholesky decomposition (SergeyB) - resolved. - 0000044: [Optimization] IMPLEMENTED: improved L-BFGS algorithm (SergeyB) - resolved. - 0000045: [Optimization] IMPLEMENTED: new Levenberg-Marquardt algorithm (SergeyB) - resolved. - 0000024: [Interpolation] FIXED: Inefficient BuildChebyshevLeastSquaresConstrained (SergeyB) - resolved. - 0000040: [Data analysis] IMPLEMENTED: New RDF (random decision forest) subroutines (SergeyB) - resolved. - 0000041: [Data analysis] IMPLEMENTED: k-means++ clustering algorithm (SergeyB) - resolved. - 0000043: [Data analysis] IMPLEMENTED: neural network ensembles (SergeyB) - resolved. - 0000042: [Data analysis] IMPLEMENTED: neural networks (SergeyB) - resolved.

Mantis 1.1.6[^]