结果表明，动态自回归模型时变参数（时变系数）的变化是有规律的，其增量大体上是一些简单周期函数的叠加。

The results showed that the change of time-varying parameters (coefficient) in dynamic AR model has a regularity. Its increments are piled up by some simple period functions.

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文中介绍了一种基于时变自回归模型的归一化参数自适应匹配滤波算法。

In this paper, an algorithm of normalized parametric adaptive matched filter based on time-varying autoregressive model is introduced.

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文中给出RTVAR模型和GRTVAR模型参数的估计方法，并建立广义回归—时变自回归预测公式。

The parameter estimation of RTVAR and GRTVAR models and the GRTVAR prediction formulas are also established.

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