Changeset 31 for cpp/geno_fx/geno_fx.h

Timestamp:

10/21/09 23:45:09 (16 years ago)

Author:

Maciej Komosinski

Message:

mutated connection weights are unlimited (previously the range was -10..10) and another approach to allowed ranges of mutated values (was: absorb, now: reflect)

File:

• cpp/geno_fx/geno_fx.h (modified) (1 diff)

cpp/geno_fx/geno_fx.h

@@ -185 +185 @@
    static bool mutateProperty(ParamInterface &p,int propindex); ///<like mutatePropertyNaive(), but uses special probability distributions for some neuron properties.
    static bool getMutatedProperty(ParamInterface &p,int i,double oldval,double &newval); ///<like mutateProperty(), but just returns \e newval, does not get nor set it using \e p.
-   static double mutateCreep(char type,double current,double mn,double mx); ///<returns \e current value creep-mutated with Gaussian distribution within [ \e mn , \e mx ] interval. Forced precision: 3 digits after comma. \e type must be either 'd' (integer) or 'f' (float/double).
+   static double mutateCreepNoLimit(char type,double current,double mn,double mx); ///<returns \e current value creep-mutated with Gaussian distribution within [ \e mn , \e mx ] interval. Forced precision: 3 digits after comma. \e type must be either 'd' (integer) or 'f' (float/double).
+   static double mutateCreep(char type,double current,double mn,double mx); ///<just as mutateCreepNoLimit(), but forces mutated value into the [mn,mx] range using the 'reflect' approach.
    static NeuroClass* getRandomNeuroClass(); ///<returns random neuroclass or NULL when no active classes.
    static NeuroClass* parseNeuroClass(char *&s); ///<returns neuroclass or NULL if the string does not begin with a valid name. Advance \e s pointer.