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Added symbolic differentiation

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This commit is contained in:
maartenkeijzer 2005-10-09 07:03:35 +00:00
commit ffdce66c98
12 changed files with 186 additions and 61 deletions
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14
eo/contrib/mathsym/symreg.cpp
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@ -194,6 +194,13 @@ int main(int argc, char* argv[]) {
't',
"Population").value();
unsigned maximumSize = parser.createParam(
0xffffffffu,
"maximum-size",
"Maximum size after crossover",
's',
"Population").value();
unsigned meas_param = parser.createParam(
2u,
"measure",
@ -204,7 +211,8 @@ int main(int argc, char* argv[]) {
",
'm',
"Regression").value();
ErrorMeasure::measure meas = ErrorMeasure::mean_squared_scaled;
if (meas_param == 0) meas = ErrorMeasure::absolute;
if (meas_param == 1) meas = ErrorMeasure::mean_squared;
@ -253,7 +261,7 @@ int main(int argc, char* argv[]) {
// todo, make this parameter, etc
double std = 0.01;
eoSymConstantMutate<EoType> constmutate(std);
genetic_operator.add( constmutate, 0.1);
genetic_operator.add(constmutate, 0.1);
eoSymNodeMutate<EoType> nodemutate(table);
genetic_operator.add(nodemutate, node_mut_prob);
@ -269,7 +277,7 @@ int main(int argc, char* argv[]) {
IntervalBoundsCheck check(dataset.input_minima(), dataset.input_maxima());
ErrorMeasure measure(dataset, train_percentage, meas);
eoSymPopEval<EoType> evaluator(check, measure);
eoSymPopEval<EoType> evaluator(check, measure, maximumSize);
eoDetTournamentSelect<EoType> selectOne(tournamentsize);
eoGeneralBreeder<EoType> breeder(selectOne, genetic_operator);