...niching, pareto-optimality, problem difficulties, test problems. 1 Introduction After a[gap=244]关键词遗传算法，多目标优化，小生境，帕累托最优，问题的困难，测试问题。 1引言在经历了十年以来的创举WOR .
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niching technique 小生境技术
Focusing and Niching 集中与利基定位
niching micro genetic algorithm 小生境微种群遗传算法
niching simulated annealing algorithm 小生境模拟退火算法
The algorithm applies ring neighborhood topology, which does not require any niching parameters. Hence, it can resolve the problem of traditional parameters setting.
使用环邻域拓扑且无需任何小生境参数，克服常规小生境技术中需确定小生境参数的困难。
参考来源 - 一种改进的小生境多目标粒子群优化算法·2,447,543篇论文数据，部分数据来源于NoteExpress
"he found his niche in the academic world"
同义词： recess
同义词： ecological niche
以上来源于: WordNet
N-COUNT A niche in the market is a specific area of marketing which has its own particular requirements, customers, and products. (有特定的要求、顾客群和产品的) 专营市场 [商业]
I think we have found a niche in the toy market.
我认为我们已经在玩具市场找到了领地。
ADJ Niche marketing is the practice of dividing the market into specialized areas for which particular products are made. A niche market is one of these specialized areas. 专营市场的 [商业] [ADJ n]
Many media experts see such all-news channels as part of a general move towards niche marketing.
许多媒体专家把这些全新闻频道看作是向专营市场营销全面发展的一部分。
N-COUNT A niche is a hollow area in a wall which has been made to hold a statue, or a natural hollow part in a hill or cliff. 壁龛; (山坡或峭壁上) 天然凹陷处
Above him, in a niche on the wall, sat a tiny veiled Ganesh, the elephant god.
在他头顶上方一个壁龛里，坐着一尊极小的蒙着面纱的象神伽内什。
N-COUNT Your niche is the job or activity which is exactly suitable for you. 合适的职位; 合适的活动
Simon Lane quickly found his niche as a busy freelance model maker.
西蒙·莱恩很快找到了合适的工作，成为了一名忙碌的自由职业模型工。
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