DEGA

Methods Thirty-six patients ( 40 hips) were treated by Dega osteotomy ( Dega osteotomy plus open reduction with or without derotation osteotomy and femoral shortening) between December 2001 to December 2004. There were 29 female and 7 males.

方法采用Dega截骨术治疗发育性髋关节脱位36例40个髋，女29例，男7例；

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Dega's got you on the X-ray list for tomorrow.

戴可夫安排你明天照x光片。

provided by jukuu

Dega osteotomy for developmental dislocation of the hip

Dega截骨术治疗发育性髋关节脱位

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DEGA searches all over the solution space as far as possible by lowering the affinities among the individuals of the initial population.

首先降低初始群体中各个体之间的亲和度，使得搜索尽可能遍历整个解空间。

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Diversity Enhancing Genetic Algorithm ( DEGA) is presented to prevent premature convergence of GA, which introduced the ideas of affinity from immune system and cataclysm from biologic evolution process.

引入免疫系统亲和度的概念和生物进化过程中的灾变概念，提出一种强多样性的遗传算法来克服早熟收敛。

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