介绍 拓扑空间Y的子集B称为Y的一个收缩核,如果存在连续映射r:Y→B,使得任意x∈B,r(x)=x;此时称r为Y到B的一个收缩映射。
提出了一种基于收缩映射的混沌键控信号解调方案,给出了系统误码性能的数学表达式。
In this paper, a coherent demodulation scheme for chaos shift keying signals is presented, and formula for bit error rate is given.
然后,对当前的复形进行改进的复合形法计算,采用与基本复合形法类似的映射收缩算子迭代至收敛。
After then the improved complex optimization calculation would be continued for the current complex. In this process, the same reflection and retraction operator to basic complex method is employed.
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