Function PGABinaryMutation

Function Documentation

int PGABinaryMutation(PGAContext *ctx, int p, int pop, double mr)

Randomly mutates a bit with a specified probability.

Description

This routine is called from PGAMutate().

Note that this function is set in PGASetUp() as the mutation user function for the binary datatype by default.

Example

Mutates string p in population PGA_NEWPOP with a probability of 0.001 for each bit.

PGAContext *ctx;
int p;

...
PGABinaryMutation (ctx, p, PGA_NEWPOP, .001);

Parameters:

  • ctx – context variable

  • p – string index

  • pop – symbolic constant for the population string p is in

  • mr – probability of mutating (toggling) a bit

Returns:

Return the number of mutations