diff options
Diffstat (limited to 'methods')
| -rw-r--r-- | methods/aga/aga.hpp | 29 |
1 files changed, 23 insertions, 6 deletions
diff --git a/methods/aga/aga.hpp b/methods/aga/aga.hpp index eda6e07..5dba423 100644 --- a/methods/aga/aga.hpp +++ b/methods/aga/aga.hpp @@ -191,12 +191,21 @@ namespace opt_utilities { return false; } - + pT lb(get_size(samples[0].p)); + pT ub(get_size(samples[0].p)); for(int i=0;i<n2;++i) { pT p(samples[i].p); for(int j=0;j<get_size(p);++j) { + if(i==0) + { + ub[j]=p[j]; + lb[j]=p[j]; + } + ub[j]=std::max(ub[j],p[j]); + lb[j]=std::min(lb[j],p[j]); + set_element(p,j, get_element(p,j)+ uni_rand(-get_element(reproduction_box,j), @@ -209,7 +218,6 @@ namespace opt_utilities { set_element(p,j,get_element(lower_bound,j)); } - } buffer[i]=p; } @@ -223,17 +231,26 @@ namespace opt_utilities set_element(samples[i*n2+j+n1].p,k, (get_element(samples[i].p,k)+ get_element(buffer[j],k))/2.); + + + ub[k]=std::max(ub[k],samples[i*n2+j+n1].p[k]); + lb[k]=std::min(lb[k],samples[i*n2+j+n1].p[k]); } } } + double n_per_dim=pow((double)n0,1./get_size(lower_bound)); for(int i=0;i<get_size(reproduction_box);++i) { + // set_element(reproduction_box,i, + //get_element(reproduction_box,i)*decay_factor); set_element(reproduction_box,i, - get_element(reproduction_box,i)*decay_factor); + (get_element(ub,i)- + get_element(ub,i))/n_per_dim); + } return true; } - + pT do_optimize() { srand(time(0)); @@ -243,10 +260,10 @@ namespace opt_utilities for(int i=0;i<get_size(lower_bound);++i) { - + set_element(reproduction_box,i, (get_element(upper_bound,i)- - get_element(lower_bound,i))/n_per_dim); + get_element(lower_bound,i))/n_per_dim); } while(iter()){} |