| 1. | Identifiability ; causal effect ; ancillary information 可识别因果效应辅助信息 |
| 2. | Equation method on the determination of identifiability for causal effect 判断因果效应可识别的方程方法 |
| 3. | Sufficiency and necessity for the identifiability of an important type of ancillary information in a causal model 一类重要辅助信息在一类因果模型中可识别的充要条件 |
| 4. | Sufficiency and necessity for the identifiability of an important type of ancillary information in a causal model 一类重要辅助信息在一类因果模型中可识别的充要条件 |
| 5. | Further , a new definition of identifiability of system model is given in the same sense , and an identifiability gramian matrix with application value is derived 进一步,将相应的结论应用到系统辨识问题上,给出可辨识性定义和具有实用价值的可辨识性判定定理。 |
| 6. | According to equilibrium equations , geometric equations and constitutive equations , theoretical derivation of identifiability of back analysis was done when slope is in elastic state 论文还依据卒衡方程、几何方程和物理方程,对处于弹性状态的岩质边坡反分析问题的可辨识性进行了理论推导。 |
| 7. | To determined the configuration of excitation system model , the paper studies the identifiability of model , and proposes utilizing the relation among parameters for solving the problem of unidentifiability of model 摘要对于确定的励磁系统模型结构,研究励磁系统模型参数的可辨识性,提出利用参数之间存在的关系解决模型的不可辨识问题。 |
| 8. | Secondly , the basic methods for parameter identification and the identifiability of parameter identification are dissertated . through the example of the problem of heat emission in one - dimensional infinite slab , the identifiability of thermodynamic parameter of concrete is proved theoretically 论述了参数辨识的基本方法和参数可辨识性的条件,以一维无限大平板的散热问题为例,从理论上论证了混凝土热力学参数可辨识性。 |
| 9. | Furthermore , the dissertation researches the identifiability of the load by analyzing qualitatively the non - unique characteristic of the load parameter , and gives the numeric zone of the load parameters . the dissertation also investigates the view of the load model from different voltage levels 论文进一步研究了负荷模型的可辨识性,对负荷模型参数不惟一做了定性分析,研究了实际负荷模型的模型参数取值区间,和不同电压等级电网的负荷模型折算问题。 |
| 10. | 2 . nonlinear source term identification problem about a quasilinear parabolic heat equation is investigated . for the given function determined , the existence and the uniqueness of the solution of the state equation are proved and the dependence of the solution of the state equation on the identification parameter is discussed ; then the identifiability is verified ; through choosing suitable basic functions , the above identification problem can be transformed into a constant coefficients identification problem ; and an practical iterative algorithm for solving the identification problem is presented , the feasibility and validity of the algorithm is verified by the numerical experiments 2 、研究一拟线性抛物型热传导方程非线性未知源项的识别问题;对于给定识别函数,论证了状态方程解的存在惟一性、方程解与识别函数的依赖关系和可识别性;通过选取适当的基函数,把对非线性源项的识别转化成常系数识别问题;给出了实现非线性源项识别的迭代算法,通过数值实验证明了算法的有效性。 |