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Origins of Sex
Published on Feb 25, 20074165 Views
It has been a century and a half since Darwin provided the first mechanistic explanation for the complexity of the living things we see around us. Only in the last 30 years or so have computational sy
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Chapter list
Origins of Sex00:00
Outline00:07
The Two-Fold Cost of Sex00:47
Gradualism02:46
Cost of Crossover05:03
Role of Crossover06:06
Escaping Local Optima07:30
Increasing Selection Pressure08:20
Outline11:14
Hurdle Problem11:46
Hurdle Problem13:34
Scaling Analysis15:30
Scaling Analysis16:41
Scaling Analysis16:52
The Slow Bit17:28
Jumping the Barrier with Crossover19:05
Jumping the Barrier with Crossover19:29
First Passage Times21:16
Outline24:06
Basin-with-a-Barrier24:12
Two Dimension26:30
First Passage Times28:33
Optimal Mutation Rate29:11
Focusing Search30:16
Outline31:57
Graph Colouring32:40
Cost of Crossover33:57
Galinier and Hao’s Crossover Operator35:07
Cost of Crossover36:00
Hybridising GAs38:38
Conclusions40:33