... non-solvent 无偿还能力的 nonstationary time series 非平稳时间序列 nonstochastic forecasting model 非随机预测模型 ...
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nonhomogeneous nonstationary time series [经] 非齐次非平稳时间序列
homogeneous nonstationary time series [数] 齐次非平稳时间序列
nonstationary time-series 非平稳时间序列
modeling nonstationary time series 非平稳时间序列建模
nonstationary panel time series 非平稳面板时间序列
A state space approach for the modeling of nonstationary time series is presented.
非平稳时间序列的状态空间建模技术被用于陀螺漂移分析。
Nonlinear and nonstationary time series are decomposed into a series of instrinsic mode functions and a residual trend item by the empirical mode decomposition (EMD).
非线性，非平稳的时间序列经过经验模分解，可以得到一组内模函数和一个基本的趋势项。
Because stock forecasting is a uncertain, nonlinear and nonstationary time series problem, it is difficult to achieve a satisfying prediction effect by traditional methods.
由于股票预测是不确定、非线性、非平稳的时间序列问题，传统的方法往往难以取得满意的预测效果。
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