least squares fitting

基本解釋

Parameter estimation in dynamical systems, example : least squares fitting of rate constants from batch reactor data, parametric sensitivity analysis.
動態(tài)系統(tǒng)之參數(shù)估算，范例：利用批式反應(yīng)器數(shù)據(jù)做速率常數(shù)之最小平方配適，參數(shù)靈敏度分析。
In order to solve the non-linear error of PSD and increase its measurement accuracy, Data smoothing and least squares fitting are studied and used to modify the output values.
為了克服PSD器件的非線性誤差，提高測量精度，本文通過平滑處理修正奇異值，并用最小二乘擬合修正測量輸出。
Voltage instability predictor (VIP) based on PMU is a method for analyzing voltage stability using local measurements and it employs the least squares fitting method to track the Thevenin parameters.
基于同步相量測量裝置（PMU）的電壓失穩(wěn)預(yù)測（VIP）指標(biāo)是基于本地相量測量數(shù)據(jù)進(jìn)行電壓穩(wěn)定性分析的方法，它利用最小二乘擬合技術(shù)來實時跟蹤系統(tǒng)的戴維南等值參數(shù)。