所以统计专家所做的，基本上就是研究过去在公司违约和股价的相关性，并编程设计出模型来推定当前相同模式下的情况。
So what the statisticians did, essentially, was to study past correlations in corporate default and equity prices and program their models to assume the same pattern in the present.
在此基础上，推导了基于当前统计模型的分散式纯方位跟踪算法并对纯方位机动目标实施跟踪。
On the base of it, a decentralized bearings-only tracking algorithm based on the current statistical model was deduced and used to track bearings-only maneuvering target.
该算法克服了模糊交互多模型算法精度较低和当前统计模型自适应滤波器方差调整有限的缺点。
This algorithm overcomes the weakness of the FIMM with low estimation accuracy and the limitations of the adaptive filter based on the "current"statistical model.
提出了一种使用两个模型实现对机动目标跟踪的多模型算法，采用当前统计模型和扩展后的常速模型组成的模型集进行交互。
A new EMM algorithm for tracking maneuvering target is presented, which USES two models that consist of a normal CS model and an augmented CV model for interaction.
将当前统计模型和变结构多模型估计算法相结合，阐述了变结构多模型算法的基本思想，研究和设计了一种用于跟踪机动目标的变结构交互多模型算法。
The basic idea of the variable-structure multiple model algorithm is expatiated. A variable-structure IMM algorithm for tracking a maneuvering target is studied and designed.
本文首先对前人研究的菲利普斯曲线模型进行了总结，指出了当前国内研究的不足之处与失业率等统计指标的缺陷。
This paper will conclude the economists' researches about Phillips curve, points out their weakness and the defects of unemployment rate in China.
对于当前没有较完备的无人机通信系统实测数据时，进行无人机通信信道的统计模型建立和仿真等方面的研究具有重要意义。
The model built in this paper has great significance to performance simulation of the UAV communication channel when no measurement data are available.
对于当前没有较完备的无人机通信系统实测数据时，进行无人机通信信道的统计模型建立和仿真等方面的研究具有重要意义。
The model built in this paper has great significance to performance simulation of the UAV communication channel when no measurement data are available.
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