本文基于辨识 ARMA新息模型生成估计残差序列 ，再对残差序列的平均值和无偏方差进行假设检验 ，可实现工序质量的异常诊断。
In this paper, a method of process quality diagnosis using hypothesis testing for residual sequence of ARMA innovation model estimation error by recursive maximum likelihood method was studied.
本文采用均值差异假设检验研究了中国、北半球和全球气温历史序列的突变现象。
Abrupt changes of yearly air temperature series in China, the Northern Hemisphere and the Globe are detected with a statistical test in this paper.
本文采用均值差异假设检验研究了中国、北半球和全球气温历史序列的突变现象。
Abrupt changes of yearly air temperature series in China, the Northern Hemisphere and the Globe are detected with a statistical test in this paper.
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