• least H^2 norm updating model [Link]

  • NEWUOA-Trans-Matlab-Version-1.0 [Link]

  • NEWUOA-Trans-Matlab-Version-2.0 [Link]

  • NEWUOA-Trans-Matlab-Version-2.0 (MathWorks Link) [Link]

  • NEWUOA-Trans-Matlab-Version-3.0 [Link]

  • NEWUOA-Matlab-Version-1.0 [Link], NEWUOA-Matlab-Version-2.0 (MathWorks Link) [Link]

  • BOBYQA-Matlab-Version-1.0 (MathWorks Link) [Link]

  • BOBYQA-Python-Version-1.0 [Link], BOBYQA-Python-Version-2.0 [Link]

  • SUSD-TR method (Python codes) [Link]

  • Test-codes-for-SUSD-TR [Link]

  • Optimality Model Examples [Link]

  • Test codes for simple direct search method [Link]

  • Test codes for trust region method based on fully quadratic models [Link]

  • Combination of trust-region and direct search [Link]

  • Global derivative-free trust-region method with warm restarts (GDTRWR) [Link] (to be released)

  • Codes for the paper entitled "A new derivative-free method using an improved under-determined quadratic interpolation model" [Link]

The codes above are copyrighted by Pengcheng Xie.
If you use or modify them in a paper, please cite our corresponding papers or this website.
Contact: xpc@lsec.cc.ac.cn