[julia-users] Re: Printing objective function values and parameter values as NLopt optimisation routine converges

2016-01-06 Thread colintbowers
Actually, I spoke to soon. While your suggestion is very effective for convergence routines that call the objective function once at each step, it can lead to some pretty confusing results if the objective function is called multiple times at each step. For example, some of the routines for

[julia-users] Re: Printing objective function values and parameter values as NLopt optimisation routine converges

2016-01-06 Thread Steven G. Johnson
On Wednesday, January 6, 2016 at 7:47:07 PM UTC-7, colint...@gmail.com wrote: > > Actually, I spoke to soon. > > While your suggestion is very effective for convergence routines that call > the objective function once at each step, it can lead to some pretty > confusing results if the

[julia-users] Re: Printing objective function values and parameter values as NLopt optimisation routine converges

2016-01-05 Thread colintbowers
Erm... yes, I suppose I could have done that if I had any brains at all :-) Thanks for being nice about it :-) -Colin On Wednesday, 6 January 2016 11:31:51 UTC+11, Kristoffer Carlsson wrote: > > Can't you just print stuff in your julia objective function that you pass > to NLopt?