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一种计算卷积码自由距离的快速算法
引用本文:陈军,王新梅.一种计算卷积码自由距离的快速算法[J].电子学报,1999,27(10):91-93.
作者姓名:陈军  王新梅
作者单位:西安电子科技大学综合业务网国家重点实验室,西安,710071
摘    要:本文给出了一种计算卷积码自由距离的快速算法,该算法把遗传算法与模拟退火有机结合并根据随机概率来控制算法的运行,避免了优化迟钝与盲目现象,提出了该算法的收敛质量和速度,模拟结果表明:与已有算法相比,本算法具有更好可靠性,有效性和稳定性。

关 键 词:卷积码  自由距离  模拟退火  遗传算法  快速算法

A Fast Algorithm for Computing the Free Distance of Convolutional Codes
CHEN Jun,WANG Xin-mei.A Fast Algorithm for Computing the Free Distance of Convolutional Codes[J].Acta Electronica Sinica,1999,27(10):91-93.
Authors:CHEN Jun  WANG Xin-mei
Abstract:A fast optimal algorithm is presented for computing the free distance of convolutional codes.The designation of a fast algorithm is based on the good combination of Genetic Algorithm with Simulated Annealing.With the advantageous properties of higher speed and better quality,this algorithm can avoid the phenomena of bluntness and blindness which have occurred in paper 1].A comparison is made by simulation to show these better performances than those in 1].
Keywords:convolutional code  free distance  simulated annealing  genetic algorithm  fast algorithm
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