Perform mutations, but do not allow decreases in organism fitness.
This doesn't actually do any mutation work, but just checks that
newly create organisms do not have lower fitnesses.
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Methods
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__init__
mutate
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__init__
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__init__ (
self,
actual_mutation,
accept_less=0.0,
)
Initialize to do safe mutations
Arguments:
actual_mutation - A Mutation class which actually implements
mutation. functionality. accept_less - A probability to accept mutations which
generate lower fitness. This allows you to accept some
crossovers which reduce fitness, but not all of them.
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mutate
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mutate ( self, org )
Perform safe mutation of the specified organism.
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