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AR估计滤波误差能量最小二乘递推法
A Filtering Error Energy Least Square Recursive Algorithm of AR Estimation
【摘要】 利用滤波误差能量给出了一个新的最小二乘快速递推算法。数值试验表明,该算法计算稳定性好,对噪声不敏感,能快速递推到高阶模型,并将该算法同Marple算法等作了比较。
【Abstract】 AR estimation is a very important algorithm for model spectral estimation. This paper gives a new least squares fast recursive algorithm using filtering error energy. Numerical tests demonstrate that the algorithm has good computation stability and low sensitivity to noise. It can be deduced very fast to a high order AR model. It has been compared with the Marple algorithm and several numerical instances are given.
【关键词】 自回归模型;
功率谱;
最小二乘算法;
递推滤波方法;
【Key words】 AR model; power spectral; least square algorithm; recursive filtering methods;
【Key words】 AR model; power spectral; least square algorithm; recursive filtering methods;
- 【文献出处】 数据采集与处理 ,JOURNAL OF DATA ACQUISITION & PROCESSING , 编辑部邮箱 ,1998年03期
- 【分类号】TP13
- 【被引频次】1
- 【下载频次】121