abstract = "Methods of adaptive constraint satisfaction have
recently become of interest to overcome the limitations
imposed on black-box search algorithms by the no free
lunch theorems. Two methods that each use an
evolutionary algorithm to adapt to particular classes
of problem are the CLASS system of Fukunaga and the
evolutionary constraint algorithm work of Bain et al.
We directly compare these methods, demonstrating that
although special purpose methods can learn excellent
algorithms, on average standard evolutionary operators
perform even better, and are less susceptible to the
problems of bloat and redundancy.",
notes = "UBCSAT, GSAT, WALKSAT and NOVELTY. uf100-01 through
uf100-050 from SATLIB
An appendix is available on the author homepage at
http://stuart.multics.org",