估计两个单属性关系在连接属性上取相同值的个数的方法有两种:静态估计法和动态估计法。
There are two methods to estimate the number of the same values of two single-attribute relations in join's attribute:static estimation and dynamic estimation.
如何与静态分析估计一个变量的值?
这种方法计算比较繁琐,只能近似估计静态电感值,误差较大。
This method being complicated can only approximately estimates the value of static inductance, and the error is rather big.
针对静态背景下的背景差法,通过研究如何得到、以及如何及时更新背景模型,增强运动目标检测随环境变化的鲁棒性,提出了多级分块的背景估计方法。
Background estimation based on block is proposed to solve the problem of building background model and updating background which can enhance the robust of moving object detection.
对静态应力降和破裂速度的估计是不明确的。
Estimates of static stress drop and rupture velocity are ambiguous.
在静态图像自适应分块压缩的基础上,本文提出了对运动矢量自适应估计的初步探讨。
Based on above idea, this article puts forward self-adaptive estimation to motion vectors and makes the abecedarian discussion.
文章利用指数样条法估计出我国上交所国债的利率期限结构,对其进行静态的分析,得到上交所国债利率期限结构统计特征。
By using exponential Splines model, we estimate the bond's term structure of Shanghai stock exchange, then we have a static analysis to it and obtain the statistical feature of term structure.
文章使用模拟最大似然值方法估计了静态与动态模型。
The paper estimates both the static and dynamic versions of the model by using simulated maximum likelihood techniques.
利用随机变量的各阶矩的性质,构造了一种基于高阶统计量的背景估计方法,并将其应用于静态背景下的运动目标检测。
An approach of background estimation is presented using characters of random variable moments and applied in moving object detection under static background.
通过多假设的方法,把机载火控雷达高重复频率线性调频测距模式下的目标距离估计和模糊分辨问题转变为静态多模型估计和判决问题。
Through multi-hypothesis, the problems of target range estimation and ambiguity resolving were converted to the problems of static multiple model estimation and decision.
仿真结果表明,这种方法能够准确估计出电机的转子位置和转速信息,动静态性能良好,并基于此实现了最大功率追踪控制。
Simulation results indicate that rotor position and speed could be precisely estimated by using this method. Dynamic and steady state performances are good.
本文提出了一种用于电力系统概率的静态和动态安全性估计的综合性构想。
A comprehensive framework for probabilistic steady-state and dynamic security assessments is presented.
本文提出了一种用于电力系统概率的静态和动态安全性估计的综合性构想。
A comprehensive framework for probabilistic steady-state and dynamic security assessments is presented.
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