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Published September 5, 2020 | Version v1.0.0
Software Open

JuliaNLSolvers/Optim.jl: v1.0.0

Authors/Creators

  • 1. @JuliaComputing
  • 2. Facebook
  • 3. University of Oxford
  • 4. Washington University in St. Louis
  • 5. @google
  • 6. University of British Columbia
  • 7. IBM Research
  • 8. The Chinese University of Hong Kong
  • 9. Harvard
  • 10. Massachusetts Institute of Technology
  • 11. @wavemm
  • 12. University of Michigan
  • 13. The University of Chicago
  • 14. @uchicago
  • 15. Technical University of Munich
  • 16. ACT, Inc.
  • 17. ICTEAM, UCL
  • 18. Hudson River Trading
  • 19. Beacon Biosignals

Description

Optim v1.0.0

Diff since v0.22.0

Closed issues:

  • usage with JuMP? (#107)
  • Generalize Optim.jl to be an interface for nonlinear optimization (#309)
  • Multidimensional arrays (#399)
  • ProgressMeter (#442)
  • Missing docstrings (#469)
  • L-BFGS-(B) (#521)
  • Finite differencing should respect box constraints (#541)
  • Todo: SAMIN (#555)
  • Some questions about convergence assessment and results (#574)
  • Going below sqrt(eps) (#631)
  • Project manifold tangent when we reset search direction (#649)
  • Rename optimize to minimize? (#685)
  • Preallocate caches in Fminbox to avoid unnecessary value_gradient!! calls (#704)
  • No default objective type for IPNewton (#711)
  • Fminbox() using parameters outside of the box specified (#712)
  • only_fgh! doesn't work if algorithm does not need Hessian (#718)
  • Bug in Stiefel_CholQR (#752)
  • Intermittent assertion error in HagerZhang (#802)
  • Success when none of convergence measures is satisfied (#806)
  • feature request: default to gradient-based method when user passes fg! (#816)
  • Use AbstractConstrainedOptimizer as the parent type for all the constrained optimizers? (#818)
  • Type instability (#820)
  • Confusing behavior of f_abstol with Fminbox (#821)
  • Univariate optimization does not stop when callback returns true (#822)
  • Optim: No method matching iterate (#824)
  • Brent still broken for flat functions (#827)
  • Comment doesn't really seem to reflect logic in code (#830)
  • Computing the inverse of Hessian in Newton's method (#832)
  • Fminbox optimization does not exit when callback returns true (#834)
  • Particle Swarm algorithm fails in very simple objective function (#835)
  • ParticleSwarm does not respect Optim.Options(iterations=x) (#836)
  • Missing website (#841)
  • ERROR: ArgumentError: Value and slope at step length = 0 must be finite. (#842)
  • Problems with BigFloat (#844)
  • indexing issue with ArrayParition arguments (#848)
  • NealderMead recalculates same points: (#852)
  • Functor Support with Univariate analysis (#853)
  • Warning (again) on LinearAlgebra.dot (#855)

Merged pull requests:

  • WIP: Corrected Stiefel_CholQR (#753) (@jagot)
  • Add callback stops for univariate optimization. (#831) (@pkofod)
  • Test fgh! (#838) (@pkofod)
  • Update .travis.yml (#839) (@pkofod)
  • Bump FillArrays version (#840) (@JeffFessler)
  • Make promote_obj noop for ipnewton and twicediffed (#845) (@pkofod)
  • Add methods for (Not)InplaceObjective to optimize when not method is … (#846) (@pkofod)
  • Allow that f can increase from iteration to iteration (#847) (@pkofod)
  • Fix project_tangent! and retract! args in manual (#849) (@thisrod)
  • Don't re-create the cache in every iteration of Fminbox as it calls the objective too often (#850) (@pkofod)
  • Don't use Function signatures. (#854) (@pkofod)
  • Fix some outstanding Fminbox issues (#856) (@pkofod)

Files

JuliaNLSolvers/Optim.jl-v1.0.0.zip

Files (343.3 kB)

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Additional details

Related works

Is supplement to
https://github.com/JuliaNLSolvers/Optim.jl/tree/v1.0.0 (URL)