The composite least-square method was proposed for establishing the state variable model.
提出了复合拟合法建立状态变量模型,该方法应用于建立高维状态变量模型时,具有较高的精度。
A state variable model,which takes the deterioration factors into account,is developed at first,and then these deterioration factors are treated as augmented states of the linear model.
文中首先建立了包含发动机性能蜕化因素的状态变量模型,并将性能蜕化参数作为增广的状态变量,设计了卡尔曼滤波器,从而可以根据可测的输出偏离量经滤波器状态估计得到发动机性能蜕化值,最后将性能蜕化值用于状态变量模型中不可测参数的修正,从而使机载模型适应发动机的非额定工作状况。
A state variable model,which considered the deterioration factors,was developed.
建立了包含发动机性能蜕化因素的状态变量模型并对其进行了增广,设计了卡尔曼滤波器,根据可测输出偏离量对发动机性能蜕化值进行了估计,并将性能蜕化值用于修正发动机不可测输出参数。
On the basis of mechanical conditions and geological circumstances of rockburst, the single state variable model is introduced to describe the dynamics characteristic and evolvement characteristic of rockburst.
根据冲击地压发生的力学条件和地质条件,引入(Ruina,1983年)单状态变量本构模型(Singlestatevariablemodel,SSVM)对冲击地压的动力学行为和演化行为进行了描述。
A matrix-variate Dynamic Linear Model with noninformative initial prior distributions is investigated.
讨论了具有无信息初始先验分布的矩阵变量动态线性模型 (简记为DLMR)及其Bayes预测 ,利用MDIP方法 ,就尺度方差阵∑已知和未知两种情况 ,分别给出模拟初始状态参数(θ1 |D0 )和 (θ1 ,∑ |D0 )的无信息先验分布 ,进而给出其Bayes预测。