计算机科学 ›› 2017, Vol. 44 ›› Issue (Z6): 319-321.doi: 10.11896/j.issn.1002-137X.2017.6A.073
熊志利,瞿少成
XIONG Zhi-li and QU Shao-cheng
摘要： 首先, 总结和分析 无线传感网络节点自定位的基本原理、分类,得到自定位技术的本质是一个优化最优问题；其次,在该基础上,以遗传算法、模拟退火算法、进化策略和差分进化算法作为研究对象,针对这4种典型定位算法的优缺点展开讨论；然后,结合GA算法和SA算法各自的优势,提出一种遗传-模拟退火算法,从而增加初始种群的多样性,避免在传感器节点选择中陷入局部最优解的问题；最后,将上述改进方法应用到无线传感器网络节点定位中,用MATLAB分别对GA算法、SA算法和GSA算法进行仿真比较,验证了GSA算法的优势,为无线传感节点自定位技术提供新的参考。
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