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基于自然梯度的递归最小二乘盲信号分离 被引量:15

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摘要 研究在线盲信号分离问题,先提出一种递归最小二乘(RLS)由化算法,然后与一种基于自然梯度的RLS信号分离算法相结合,并经合理近似,得到一种新的RLS盲信号分离算法,它不需要对观测数据进行白化预处理,RLS由化算法和RLS信号分离算法的平衡点分析表明,这两种算法具有所期望的收敛性。理论证明了提出的RLS盲信号分离算法具有等变化性和分离矩阵的非奇异性这两个关键性能,仿真实验验证了新算法的有效性。
出处 《中国科学(E辑)》 CSCD 北大核心 2003年第8期741-748,共8页 Science in China(Series E)
基金 国家自然科学基金(批准号:60072043)
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参考文献17

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