quadratic approximation 中文意思是什麼
quadratic approximation
解釋
二次逼近- quadratic : adj. 1. 【數學】二次的。2. 方形的。n. 1. 【數學】二次方程式；二次項。2. 〈pl. 作單數用〉【數學】二次方程式論。
- approximation : n. 1. 接近；近似。2. 【數學】近似值。3. 概算，略計。
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22 b ohning d, lindsay b. monotonicity of quadratic - approximation algorithms
它可視為二階牛頓迭代演算法的特例。 -
The centrosymmetric solution of the inverse quadratic eigenvalue problem and its optimal approximation
一類二次特徵值反問題的中心對稱解及其最佳逼近 -
The quadratic programming perturbation approximation method for the linear programming problem
求解線性規劃問題的二次規劃攝動逼近法 -
Using the conic function model local approximation, w. cdavidon ( 1980 ) proposed a class of iterative algorithms with modified matrix combining function value, furthermore under the theory d. c. sorensen has used local quadratic approximation method, then applying collinear scaling idea improving on the above algorithm and generalizing it, getting a class of collinear scaling algorithm, unifying former quasi - newton. in the paper, using local quadratic approximation method, the first, constructing the new collinear scaling gene, getting a class of the new collinear scaling algorithm with briefness and numerical stability, ., we discusses some properties of the algorithm and its local linear convergence, q - superlinear convergence and the whole convergence ; secondly we have made numerical experimentation and numerical analysis ; the last, we have done much discussion for collinear scaling idea and given the several new collinear scaling algorithm
本文的工作就是基於局部二次逼近原理，首先通過構造新的共線調比因子，得到了一類新的更簡潔，數值穩定性更好的共線調比演算法，進而我們給出了本共線調比演算法的局部收斂性，全局收斂性以及演算法q -超線性速度的理論證明；其次，用經典的無約束優化五大考核函數就本共線調比演算法進行了數值試驗和數值分析；最後，就局部二次逼近思想，進行共線調比演算法思想進行更廣泛的討論，給出了幾個新共線調比演算法。 -
This paper researchs into the problem on fitting the shell flight - time of anti - aircraft gun by interpolation and quadratic approximation
摘要用插值擬合和最小二乘逼近擬合方法對高炮射彈飛行時間擬合問題進行了研究。 -
By analysing the compute result of the quadratic approximation formula, we educe the conclusion that 3 is the best rank code for the quadratic approximation formula
通過對最小二乘擬合公式實際計算結果的分析，得出了「擬合公式階數取3為最佳」的結論。 -
The objective function of the qp problem is a quadratic function which is an approximation of the lagrangian function of the constrained problem and the constraints of the qp problem are linear approximation of the constraints of the constrained problem
這些二次規劃子問題的目標函數是原約束最優化問題的lagrange函數的二次某種近似，其約束條件是原約束最優化問題的線性逼近。 -
A successive approximation algorithm of designing optimal disturbances rejection controllers is developed with respect to quadratic performance indexes
關於二次型性能指標給出了一種設計最優擾動抑制控制律的逐次逼近方法。 -
A successive approximation approach designing optimal controller is proposed with respect to the finite - domain quadratic performance indexes
根據有限時域二次型性能指標，提出了一種基於逐次逼近思想的大系統近似最優擾動抑制方法。 -
Dual mathematical programming is used to map the original problem exactly and the second approximation of the dual problem is set up by taylor ' s expand form, it is solved by qp ( quadratic programming ) solving device
用對偶數學規劃精確映射原問題，用泰勒展式建立對偶問題的二階近似。最後用二次規劃求解器求解。 -
In order to obtain an optimal estimate of the tilt angle and angle velocity, an indirect kalman filter configuration combining a rate gyroscope sensor and an accelerometer is implemented. because of the extreme nonlinearity of the two - wheeled self - balancing robot, application feasibility of nonlinear system control strategy based on linear approximation method, exact linearization and intelligent control have been investigated. according to robustness, balancing performance and environment adaptability, robust tracking control, linear quadratic regulator and fuzzy model reference learning control are implemented to the velocity controller
針對具有強非線性的前進子系統，論證了基於近似線性化、精確線性化及智能控制的非線性系統控制策略的應用可行性，據此按照不同性能要求設計了三種前進速度控制器:漸近跟蹤魯棒調節器簡單精確，具有良好的干擾抑制能力;二次型最優跟蹤控制器，在耗能最小的條件下，大大提高系統的平衡能力;而基於動態聚焦學習的模糊模型參考學習控制則兼具平衡性能好、環境適應性強、精度高及魯棒性好的優點。 -
Unicity differential identity and asymptotic property of quadratic pad 233 ; approximation of the exponential function
二元二次對角逼近的代數性質
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