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- To circumvent such limitations, an EMD and time varying VARMA model based method is proposed. 针对上述限定,提出了基于EMD和VARMA模型的信号处理方法。
- This paper develops a new VMI model with linear time varying demand and partial backlogging, which includes a single vendor and buyer and from raw material to final product. 摘要考虑订货商面临线性时变需求和仓库在出空期间出现短缺量部分拖后的情况,提出了一个从原材料到产成品包括单一供应商和订货商的供应商管理库存模型,并进行了最优解仿真寻优计算。
- The method suggested is applied to the parameters estimation of time varying long memory SV model of return series of China stock markets. 用该方法对中国股市收益进行了时变长记忆SV模型参数的估计。
- Meanwhile, it is seen that the nonlinear and time varying tyre model is useful for the simulation and analysis of braking performances of vehic. 采用作者建立的非线性时变轮胎模型,仿真分析了路面不平度幅值及路面空间频率变化对地面附着性能的影响。
- At the same time, this article studies the overreaction of Shanghai Stock Exchange using the CARs model, Buy-and-Hold model, CAPM, three factors model and Characteristic model. 然后,本文采用了市场调整的累计异常收益模型、买入并持有收益模型、单因素风险调整模型、三因素模型和特征模型来检验上海股票市场是否存在过度反应现象。
- Transform domain LMS adaptive filtering is widely used in time varying system. 摘要为了改善时变系统中的LMS算法收敛速度,一般可以在变换域进行自适应处理。
- Method Determine the varying factors and recovery rate of results obtained from 8 samples using three different digesting methods. 方法对三种消化方法检测的8份尿样中碘含量结果的变异系数及加标回收率进行比较分析。
- The steady-state optimization problem is optimizing objective functions based on mathematical model under constrained conditions, in fact the large-scale industrial processes are often nonlinear and slowly time varying. 稳态优化问题就是依据过程的数学模型,在约束条件下,优化其目标函数,而实际的工业过程往往是呈非线性或慢时变性。
- Furthermore, there are a number of varying factors driving institutions towards OSS and not all institutions are implementing OSS for the same reason. 此外,存在一些变化的因素将这些机构推向OSS,而且不是所有机构为了同样的理由实现OSS。
- Using a nonlinear time varying tyre model, this paper simulatively analyzes the influence of road surface roughness amplitude and road spatial frequency on automobile ground adhesion ability. 采用作者建立的非线性时变轮胎模型,仿真分析了路面不平度幅值及路空间频率变化对地面附着性能的影响。
- The net effect of exchange rate depreciation and its risk on exports in Taiwan between 1979 and 2001 is investigated in a bivariate GARCH-M model that stimultaneously estimates time varying risk. 摘要:本文建立双变量GARCH-M模型,使用1979至2001年的月资料,联立估计汇率贬值及其随时间变动汇率风险对台湾出口贸易的影响,并据以评估汇率贬值刺激出口的效果。
- A torsional vibration model formulated by time varying mesh stiffness and composite gear errors was established to predict the dynamic characteristics of the encased differential gear train. 本文建立了封闭行星齿轮传动系统的扭振计算模型,模型中考虑了行星轮和星轮的啮合相位,行星架的弹性变形和负载惯性。
- Referring to BIRR model, the paper develops a macroeconomic factors model in China's stock market. 摘要本文以BIRR模型为参照,筛选出适用于中国股市的宏观因子套利定价模型中的宏观风险因子。
- The super-exponential iteration (SEI) blind equalization algorithm has the advantage of good tracking capability of the time varying channel. 超指数盲均衡算法的迭代算法收敛速度快,且便于跟踪时变信道。
- Therefore, constructs ten portfolios sorted by size and also use Fama-French three factors model to calculate their and other ratios. 研究发现对市场流动性敏感度较高的股票的预期收益率要高于对市场流动性敏感度较低的股票。
- In this thesis, we consider the problem of acoustic echo cancelation for a time varying environment. 摘要:在本篇论文里,我们探讨在时变环境里声学迴音消除的问题。
- On the other hand, multifactor model includes Fama-French’s three-factor or five-factor model and Carhart’s four factors model. 基金业绩衡量结果在实践中有着广泛的用途。
- Albrecht A, Magueijo J. Time varying speed of light as a solution to cosmological puzzles. 爱因斯坦A.;七十岁生日时的心情
- And then, this essay analyzes the status of property change in the process of state-owned property unionization in the network environment with a main varying factor of government interference. 紧接着,分析了以政府干预程度的变化为主要变量的动态环境网络规则下的国有企业集团归核化的边界变动;
- Additivity noise - factor model is a broadly used nonlinear model in economicsystems. 加性噪声指数模型是经济系统中应用十分广泛的一类非线性模型。