RcppEnsmallen 0.2.21.1.1

• Upgraded to ensmallen 2.21.1: "Bent Antenna" (2024-02-16)
  • Fix numerical precision issues for small-gradient L-BFGS scaling factor
    computations (#392).
  • Ensure the tests are built with optimization enabled
    (#394).

RcppEnsmallen 0.2.21.0.1

• Upgraded to ensmallen 2.21.0: "Stripped Bolt Head" (2023-11-27)
  • Clarify return values for different callback types
    (#383).
  • Fix return types of callbacks
    (#382).
  • Minor cleanup for printing optimization reports via Report()
    (#385).
• Updated vignettes to account for R 4.0.0 change. (#61)
• Added pkgdown website URL to DESCRIPTION.

RcppEnsmallen 0.2.20.0.1

• Upgraded to ensmallen 2.20.0: "Eight Ball Deluxe" (2023-10-05)
  • Implementation of Active CMAES
    (#367).
  • LBFGS: avoid generation of NaNs, and add checks for finite values
    (#368).
  • Fix CNE test tolerances
    (#360).
  • Rename SCD optimizer, to CD
    (#379).
• Updated GitHub Action runners update-ensmallen-refresh and pkgdown to address deprecation notices.
  (#53, #54, #55).
• Removed explicit C++11 requirement from DESCRIPTION and Makevars{.win}.
• Increased the R version required to R 4.0 to ensure a compiler with
  C++11 is available.

RcppEnsmallen 0.2.19.0.1

• Upgraded to ensmallen 2.19.0: "Eight Ball Deluxe" (2022-04-11)
  • Added DemonSGD and DemonAdam optimizers
    (#211).
  • Fix bug with Adam-like optimizers not resetting when resetPolicy is true.
    (#340).
  • Add Yogi optimizer
    (#232).
  • Add AdaBelief optimizer
    (#233).
  • Add AdaSqrt optimizer
    (#234).
  • Bump check for minimum supported version of Armadillo
    (#342).

RcppEnsmallen 0.2.18.2.1

• Upgraded to ensmallen 2.18.2: "Fairmount Bagel" (2022-02-14)
  • Update Catch2 to 2.13.8
    (#336).
  • Fix epoch timing output
    (#337).
• Update R package URLs.

RcppEnsmallen 0.2.18.1.1

• Upgraded to ensmallen 2.18.1: "Fairmount Bagel" (2021-11-20)
  • Accelerate SGD test time
    (#330).
  • Fix potential infinite loop in CMAES
    (#331).
  • Fix SCD partial gradient test
    (#332).

RcppEnsmallen 0.2.18.0.1

• Upgraded to ensmallen 2.18.0: "Fairmount Bagel" (2021-10-21)
  • Add gradient value clipping and gradient norm scaling callback
    (mlpack/ensmallen#315).
  • Remove superfluous CMake option to build the tests
    (mlpack/ensmallen#313).
  • Bump minimum Armadillo version to 9.800
    (mlpack/ensmallen#318).
  • Update Catch2 to 2.13.7
    (mlpack/ensmallen#322).
  • Remove redundant template argument for C++20 compatibility
    (mlpack/ensmallen#324).
  • Fix MOEAD test stability
    (mlpack/ensmallen#327).
• Update GitHub Actions to the standard r-lib/actions configuration.
  (#45)

RcppEnsmallen 0.2.17.0.1

• Upgraded to ensmallen 2.17.0: "Pachis Din Me Pesa Double" (2021-07-06)
  • CheckArbitraryFunctionTypeAPI extended for MOO support
    (mlpack/ensmallen#283).
  • Refactor NSGA2
    (mlpack/ensmallen#263,
    mlpack/ensmallen#304).
  • Add Indicators for Multiobjective optimizers
    (mlpack/ensmallen#285).
  • Make Callback flexible for MultiObjective Optimizers
    (mlpack/ensmallen#289).
  • Add ZDT Test Suite
    (mlpack/ensmallen#273).
  • Add MOEA-D/DE Optimizer
    (mlpack/ensmallen#269).
  • Introduce Policy Methods for MOEA/D-DE
    (mlpack/ensmallen#293).
  • Add Das-Dennis weight initialization method
    (mlpack/ensmallen#295).
  • Add Dirichlet Weight Initialization
    (mlpack/ensmallen#296).
  • Improved installation and compilation instructions
    (mlpack/ensmallen#300).
  • Disable building the tests by default for faster installation
    (mlpack/ensmallen#303).
  • Modify matrix initialisation to take into account
    default element zeroing in Armadillo 10.5
    (mlpack/ensmallen#305).

RcppEnsmallen 0.2.16.2.1 (GitHub-only Release)

• Upgraded to ensmallen 2.16.2: "Severely Dented Can Of Polyurethane" (2021-03-25)
  • Fix CNE test trials
    (#267).
  • Update Catch2 to 2.13.4
    (#268).
  • Fix typos in documentation
    (#270,
    #271).
  • Add clarifying comments in problems/ implementations
    (#276).
  • Remove AdamSchafferFunctionN2Test test from Adam test suite to prevent
    spurious issue on some aarch64 (#265).

RcppEnsmallen 0.2.16.1.1

• Upgraded to ensmallen 2.16.1: "Severely Dented Can Of Polyurethane" (2021-03-04)
  • Fix test compilation issue when ENS_USE_OPENMP is set
    (#255).
  • Fix CNE initial population generation to use normal distribution
    (#258).
  • Fix compilation warnings
    (#259).