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Removed the seed set on clock. Changed default values for the options.

time-shift
Stéphane Adjemian (Charybdis) 2013-10-02 17:07:00 +02:00
parent fb0ccdd5d2
commit ab7f0ddedc
1 changed files with 5 additions and 10 deletions
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15
matlab/simpsa.m
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@ -120,26 +120,21 @@ EXITFLAG = -2;
NDIM = length(X0);
% seed the random number generator
rand('state',sum(100*clock));
% set default options
DEFAULT_OPTIONS = simpsaset('TEMP_START',[],... % starting temperature (if none provided, an optimal one will be estimated)
'TEMP_END',1,... % end temperature
'TEMP_END',.1,... % end temperature
'COOL_RATE',10,... % small values (<1) means slow convergence,large values (>1) means fast convergence
'INITIAL_ACCEPTANCE_RATIO',0.95,... % when initial temperature is estimated, this will be the initial acceptance ratio in the first round
'MIN_COOLING_FACTOR',0.9,... % minimum cooling factor (<1)
'MAX_ITER_TEMP_FIRST',50,... % number of iterations in the preliminary temperature loop
'MAX_ITER_TEMP_LAST',50,... % number of iterations in the last temperature loop (pure simplex)
'MAX_ITER_TEMP_LAST',2000,... % number of iterations in the last temperature loop (pure simplex)
'MAX_ITER_TEMP',10,... % number of iterations in the remaining temperature loops
'MAX_ITER_TOTAL',2500,... % maximum number of iterations tout court
'MAX_TIME',2500,... % maximum duration of optimization
'MAX_FUN_EVALS',2500,... % maximum number of function evaluations
'MAX_FUN_EVALS',20000,... % maximum number of function evaluations
'TOLX',1e-6,... % maximum difference between best and worst function evaluation in simplex
'TOLFUN',1e-3,... % maximum difference between the coordinates of the vertices
'DISPLAY','none',... % 'iter' or 'none' indicating whether user wants feedback
'TOLFUN',1e-6,... % maximum difference between the coordinates of the vertices
'DISPLAY','iter',... % 'iter' or 'none' indicating whether user wants feedback
'OUTPUT_FCN',[]); % string with output function name
% update default options with supplied options