Fix for cmaes

src/limbo/opt/cmaes.hpp

@@ -115,8 +115,6 @@ namespace limbo {
 
                 CMAParameters<> cmaparams(x0, sigma);
                 _set_common_params(cmaparams, dim);
-                // used by restart I think
-                cmaparams.set_x0(-1.0, 1.0);
 
                 // the optimization itself
                 CMASolutions cmasols = cmaes<>(f_cmaes, cmaparams);
@@ -143,8 +141,6 @@ namespace limbo {
                 // -1 for automatically decided lambda, 0 is for random seeding of the internal generator.
                 CMAParameters<GenoPheno<pwqBoundStrategy>> cmaparams(dim, &x0.front(), sigma, -1, 0, gp);
                 _set_common_params(cmaparams, dim);
-                // used by restart I think
-                cmaparams.set_x0(0, 1.0);
 
                 // the optimization itself
                 CMASolutions cmasols = cmaes<GenoPheno<pwqBoundStrategy>>(f_cmaes, cmaparams);

src/limbo/tools/random_generator.hpp

@@ -122,7 +122,7 @@ namespace limbo {
         /// - we use a C++11 random number generator
         Eigen::VectorXd random_vector_unbounded(int size)
         {
-            static rgen_gauss_t rgen(0.0, 100.0);
+            static rgen_gauss_t rgen(0.0, 10.0);
             Eigen::VectorXd res(size);
             for (int i = 0; i < size; ++i)
                 res[i] = rgen.rand();