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what

Efficient simulated annealing of segmented telescopes by invoking their analogy with SOS models.

Joan Adler, Erez Ribak

L. Yacobi and I. Paykin

Image of telescope model - Adler, Ribak and Lipson, 1990.

These slides online at http://phycomp.technion.ac.il/~newphr76ja/CCP2014/talktitle.html