信噪比在AR模型定阶方法选择中的研究
王志刚,丁义明

Research on Signal-to-Noise Ratio in Order Selection of AR Model
Zhigang Wang,Yiming Ding
表 5 $T=500$时模型信噪比及定阶准确率的范围
准确率AR(2)AR(3)AR(4)AR(5)
上界下界上界下界上界下界上界下界
$F>A>B$$34.0_{0.0}$$35.5_{34.5}$$34.0_{0.0}$$41.4_{33.6}$$34.1_{0.0}$$51.0_{34.7}$$34.1_{0.0}$$64.8_{38.4}$
$A>F>B$$35.5_{34.5}$$37.2_{84.1}$$41.4_{33.6}$$46.1_{86.2}$$51.0_{34.7}$$58.8_{86.3}$$64.8_{38.4}$$74.7_{85.1}$
$A>B>F$$37.2_{84.1}$$38.5_{92.0}$$46.1_{86.2}$$49.0_{90.7}$$58.8_{86.3}$$63.1_{91.4}$$74.7_{85.1}$$80.8_{92.8}$
$B>A>F$$38.5_{92.0}$$66.4_{99.5}$$49.0_{90.7}$$90.8_{100.0}$$63.1_{91.4}$$115.6_{99.9}$$80.8_{92.8}$$140.8_{100.0}$