echo on% This script shows how to use the ga using a float representation. % You should see the demos for% more information as well. gademo1, gademo2, gademo3global bounds% Setting the seed to the same for binaryrand('seed',156789)% Crossover OperatorsxFns = 'arithXover heuristicXover simpleXover';xOpts = [1 0; 1 3; 1 0];% Mutation OperatorsmFns = 'boundaryMutation multiNonUnifMutation nonUnifMutation unifMutation';mOpts = [2 0 0;3 200 3;2 200 3;2 0 0];% Termination OperatorstermFns = 'maxGenTerm';termOps = [200]; % 200 Generations% Selection FunctionselectFn = 'normGeomSelect';selectOps = [0.08];% Evaluation FunctionevalFn = 'gaMichEval';evalOps = [];type gaMichEval% Bounds on the variablesbounds = [-3 12.1; 4.1 5.8];% GA Options [epsilon float/binar display]gaOpts=[1e-6 1 1];% Generate an intialize population of size 20startPop = initializega(20,bounds,'gaMichEval',[1e-6 1])% Lets run the GA% Hit a return to continuepause[x endPop bestPop trace]=ga(bounds,evalFn,evalOps,startPop,gaOpts,...    termFns,termOps,selectFn,selectOps,xFns,xOpts,mFns,mOpts);% x is the best solution foundx% Hit a return to continuepause% endPop is the ending populationendPop% Hit a return to continuepause% bestPop is the best solution tracked over generationsbestPop% Hit a return to continuepause% trace is a trace of the best value and average value of generationstrace% Hit a return to continuepause% Plot the best over timeclfplot(trace(:,1),trace(:,2));% Hit a return to continuepause% Add the average to the graphhold onplot(trace(:,1),trace(:,3));% Hit a return to continuepause% Lets increase the population size by running the defaults% [x endPop bestPop trace]=ga(bounds,evalFn,evalOps,[],gaOpts);% x is the best solution foundx% Hit a return to continuepause% endPop is the ending populationendPop% Hit a return to continuepause% bestPop is the best solution tracked over generationsbestPop% Hit a return to continuepause% trace is a trace of the best value and average value of generationstrace% Hit a return to continuepause% Plot the best over timeclfplot(trace(:,1),trace(:,2));% Hit a return to continuepause% Add the average to the graphhold onplot(trace(:,1),trace(:,3));echo off