中英互译
instrumental variable
基本释义
- 工具变量:在经济学和统计学中使用的一种变量,用于解决因果关系中的内生性问题。工具变量应该与被解释变量相关,但与误差项不相关。
双语例句
- Proposes an algorithm of bi-iteration subspace tracking using instrumental variable, and it is a bi-iterate rank-one update model.提出了一种运用辅助变量的双迭代子空间跟踪方法。
- Through instrumental variable identification method, the single input single output difference equations and the Z transfer function were gotten.采用辅助变量辨识方法辨识得到单输入单输出差分方程和Z传递函数。
- The instrumental variable method and LILC criterion are used to estimate the order and parameter of electro-hydraulic position and force coupled system.文中用辅助变量法和LILC定阶准则结合来估计电液位置和力偶系统的阶和参数,根据估计参数的渐近正态性确定模型的子阶和时滞。
网络短语
- limited information instrumental variable有限信息工具变量
- illegitimate instrumental variable不合理的工具变量
- instrumental variable estimator工具变量估计式
- instrumental variable technique辅助变量法
- standard instrumental variable estimators标准工具变量估计量
英英释义
- In statistics, econometrics, epidemiology and related disciplines, the method of instrumental variables (IV) is used to estimate causal relationships when controlled experiments are not feasible or when a treatment is not successfully delivered to every unit in a randomized experiment.