Analysis and modeling are made for the boring error by using time sequential analysis way, and corresponding ar error model is established.
用时间序列分析方法对镗削加工误差进行了分析和建模，建立了相应的AR误差模型。
The study shows that AR(4) is the best error model of VBA.
研究表明，AR（4）模型是振梁加速度计的最佳误差模型。
Finally, an iterative algorithm of estimated parameters in the strictly stationary return sequences, which error terms are subject to ar (1) is put forward.
最后给出了误差项服从AR(1)时的严平稳收益序列中参数的一个迭代算法。
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