...的环境和条件下，本文还对使用迫零算法的不同分层空时码的误码率进行了仿真，并和最小均方误差算法（Minimum Mean Square Error，MMSE）进行比较。最后针对迫零算法的信道适用性和优化解码顺序进行了仿真。
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在建立回波抵消器模型的基础上，按最小均方误差准则，导出了自适应滤波器抽头的统计梯度算法和抽头调节的收敛公式。
Based on building up a model of echo canceller, the convergence of gradient-type stochastic adjustment algorithm of an adaptive filter under the mean-squared error criterion is discussed.
该算法实现了横摆角速度的线性最小均方误差估计，且可对汽车行驶过程中的系统噪声和观测噪声统计特性进行在线估计。
This algorithm can realize linear minimum mean square error estimation of yaw rate, and on-line estimate statistical characteristic of system noise and observation noise during vehicle running.
本文根据现有的步长调整原则，利用误差和步长关系曲线特点，提出了新的变步长最小均方算法。
The paper put forward a new improved least mean square algorithms which is on the basis of the fundamental of convergence step and the graph connection between error and step.
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