Corkscrew-shaped space antennas
Jason Lohn of the NASA Ames Research Center outside Mountain View, CA used a genetic algorithm to design a wide-beam space antenna. The corkscrew shaped antenna, small enough to fit in a wine glass, proved worthy to transmit the needed bandwidth. Lohn expects the antenna to take part in the NASA Space Technology 5 mission which will test three antennas in space. He hopes that five other GA-designed antennas will make it to space this year.
The Technology Review article also highlights the history of evolutionary computation – briefly mentioning the work of Holland, Goldberg, Koza, and others. From jet engine fan blade design to minimizing power consumption of long-distance pipelines, the article cites several applications of genetic algorithms and genetic programming. A good but concise summary of where the field has been and what current issues it faces.
NASA posted an article which further describes their use of evolutionary algorithms.
Posted by admin on January 28th, 2005 under Illigal-blogging
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