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Comparing Search Algorithms for the Temperature Inversion Problem

Monte Lunacek, Darrell Whitley, Philip Gabriel, and Graeme Stephens

Colorado State University, Fort Collins, Colorado 80523 USA

Abstract. Several inverse problems exist in the atmospheric sciences that are computationally costly when using traditional gradient based methods. Unfortunately, many standard evolutionary algorithms do not perform well on these problems. This paper investigates why the temperature inversion problem is so difficult for heuristic search. We show that algorithms imposing smoothness constraints find more competitive solutions. Additionally, a new algorithm is presented that rapidly finds approximate solutions.

LNCS 3102, p. 1340 ff.

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