基于线性预测的参数谱估计优化方法

Research on Linear Prediction Based on Optimal Parametric Spectral Estimation

基于观测数据特征结构的考虑,在针对性分析传统参数谱估计方法的基础上结合线性预测理论提出了参数模型反射系数估计的优化方法,以熵谱估计的形式对算法作了进一步研究,并通过仿真实验验证了优化算法的改善性能及工程可实现性。

In view of the feature structure of observed data, research is made to improve parametric spectral estimation. Based on linear prediction theory, an optimal method for reflection coefficient estimation is proposed and simultaneously the performance of the algorithm is also analyzed by adopting entropy spectral estimation. The above optimal algorithm is confirmed by computer simulation and has provided a feasible reference for engineering implementation.