quadratic error 中文意思是什麼
quadratic error
解釋
二次誤差-
With the basis of the system of nonlinear equations which is established by minimizing the error quadratic sum of theoretical and actual shaded value of the points on the typical surface, the parameters of the illumination models can be firstly determined by means of the least - square procedure
首先，以典型曲面上各點的理論灰度值與實測灰度值的誤差平方和最小為目標建立非線性方程組，以非線性最小二乘理論為基礎，通過解非線性方程組確定光照模型各個參數值。 -
With the basis of nonlinear least squares theory, the system of nonlinear equations is established by minimizing the error quadratic sum of theoretical and actual gray level of the points on the typical surface, and the parameters of the illumination models can be determined by means of the least - squares procedure
以非線性最小二乘理論為基礎，以典型曲面上各點的理論灰度值與實測灰度值的誤差平方和最小為目標建立非線性方程組，通過求解非線性方程組來確定光照模型的各個光照參數。 -
Recently, yamashita and fukushima [ 4 ] show that the sequence produced by the levenberg - marquardt method converges quadraticlly to the solution set of the equations, if the parameter is chosen as the quadratic norm of the function and under the weaker condition than the nonsingularity that the function provides a local error bound near the solution. however, the quadratic term has some unsatisfactory properties
最近yamashita & fukushima [ 4 ]提出，在弱於非奇異性條件的局部誤差界條件下，如果選取的迭代參數為當前迭代點處函數值模的平方，則levenberg - marquardt方法產生的迭代點列二階收斂于方程組的解集。 -
The paper gives two ways to solve the phase synchronization, which is a key technology to bistatic sar, namely direct synchronization and indirect synchronization. meanwhile, the paper also studies the affection of linear phase error, quadratic phase error and sine phase error which are engendered by the method mentioned of the paper upon imaging
相位同步問題是雙站sar的一個關鍵技術問題，本文提出用直接同步法和間接同步法解決，並著重討論了兩種方法中可能出現的一次相位誤差、二次相位誤差、正弦相位誤差對成像的影響。 -
Based on the group theoretic framework, equivalent forms of quantum error correcting codes are found for encoding three qubits in eight qubits and correcting one error. a class of quantum cyclic codes of encoding one qubit and correcting two or three random quantum errors is obtained via quadratic residue
第四章研究了量子糾錯碼，基於群論框架求出了量子8編3碼的等價碼，用二次剩餘方法求出了一類糾兩位和三位錯的量子碼。 -
Admissibility of nonnegative quadratic estimators for error variance with respect to restricted ellipsoidal parameter space
橢球約束下誤差方差非負二次估計的可容許性 -
Chapter 4 presents an error back propagation algorithm with quadratic momentum of the multilayer forward neural networks that will speed up the error convergence velocity
本文提出一種帶二次動量項的多層前向網路誤差反傳演算法，提高了神經網路的誤差收斂速度。 -
After the instrument error of sins is analyzed, it can be concluded that the quadratic model is more sensible to navigation error, and with instrument error taken into account, the linear model is better than the quadratic model
通過捷聯慣導儀器誤差的分析，發現二次模型對捷聯慣導導航參數誤差更為敏感，考慮慣導儀器誤差后，線性模型的修正效果要優於二次模型。 -
It compares and analyzes many real time transportation methods of mpeg - 4 video bits, and selects the adaptive rate control algorithm for this system ; it also discusses rtp / rtcp protocol and rtp payload format for mpeg - 4 visual streams, feedback control algorithm and error control methods ; it has comprehensive research about the quadratic r - d model algorithm and improves it. finally, these technologies are applied in smart home system, using xvid, jrtp open source software, video4linux and directshow technologies
分析和比較mpeg - 4碼流在internet上的幾種實時傳輸方案，選擇了自適應編碼方案作為本系統的傳輸方案；對rtp rtcp協議、 mpeg - 4碼流在rtp中的包結構、端到端的反饋控制演算法和差錯控制的解決方案以及基於二級r - d速率控制演算法進行了深入的研究，並對二級r - d速率控制演算法進行了改進。 -
Specially we discuss and analyze the theory of linear quadratic gaussian control and the theory of implementing the stability of a uncertain time - delay system which include in the theory of robust control, and deduces some theories in detail, and gets the using method of the two theories in the actual systems. in this paper we first discuss and analyze the uncertainty of the macroeconomic system by the theory of linear quadratic gaussian control, and try to avoid the effect of the modeling error in system and the disturbed signal from the system and outside
本文主要研究了處于控制理論中的魯棒控制理論，其中重點研究與分析了線性二次型高斯控制理論和時滯不確定系統的魯棒穩定理論，對其進行了一定的理論推導，並得出了這兩種控制理論在實際系統中的運用方法。本文首先運用線性二次型高斯控制理論對宏觀經濟系統進行了分析和控制，力求消除或減少系統中的模型化誤差及其本身和外部的擾動信號等不確定性的影響，並藉助matlab設計軟體進行模擬，以得出最佳控制策略。 -
This paper aims at the uncertainty of the macroeconomic systems and atmospheric pollution system which is analyzed and controlled by the theory of linear quadratic gaussian control and the theory of h control, and avoids the effect of the modeling error in systems and the disturbed signal from the system and outside
本文針對宏觀經濟系統和大氣污染控制系統模型的不確定性，分別運用線性二次型高斯控制理論和h _ 。控制理論進行宏觀經濟系統和大氣污染系統的的分析與控制，消除系統中的模型化誤差及其本身和外部的擾動信號等不確定性的影響，藉助matlab設計軟體進行模擬，得出最佳控制策略。 -
Linear predictive control techniques can be applied to nonlinear system for it can be regard as linear time - variant system. multi - model was used in predictive horizon to decrease the predictive error and reflect true state of system. objective function was converted to linear quadratic programming and thus avoid huge computational burden
（ 3 ）研究了基於t - s模糊狀態空間模型的非線性模糊預測控制方法：利用t - s模糊建模方法，將非線性系統等價為線性時變系統，然後利用線性系統預測控制方法來實現非線性系統的控制。 -
Using the indices of trajectory follow error and steering busyness in evaluation of the steering stability, a quadratic form performance index function for the neuron learning was established and the tuning of the connection weight values of the single neuron controller was realized using the algorithm of gradient descent
利用操縱穩定性評價中的軌跡跟隨誤差和方向盤忙碌程度的評價指標，建立了神經元學習的二次型性能指標函數，並採用梯度下降演算法實現了單神經元控制器的滾接權值的調整。 -
On - line measuring and separating techniqueof linear motion error based on quadratic phase - shift data re - organization
基於二次相移數據重組的直行運動誤差在線檢測分離技術
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