擬牛頓法 的英文怎麼說
中文拼音 [nǐniúdùnfǎ]
擬牛頓法
英文
quasi-newton method- 擬 : 動詞1. (設計; 起草) draw up; draft 2. (打算; 想要) intend; plan 3. (模仿) imitate
- 牛 : 名詞1. (哺乳動物) cattle; ox 2. (姓氏) a surname
- 頓 : 頓名詞(人名用字) a word used in a person's name
- 法 : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
- 牛頓 : [力學] large dyne; newton (n)牛頓環 newton s ring; 牛頓萬有引力定律 newton s law of gravitation...
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The numerical simulations demonstrate the convergency within a wide region of this method to out - perform the conventional regularization gauss - newton method
通過與傳統的正則化高斯牛頓法相比較,顯示了小波多尺度法是一個大范圍收斂、能夠有效節省計算量的方法,數值模擬的結果也表明了方法的有效性。Global convergence of non - quasi - newton merhods with a class of inexact line searching
帶一類非精確線搜索的非擬牛頓演算法的整體收斂性Procreant knowledge expression and forward inference engine are adopted in the method of fault diagnosis based on expert system theory. in the fault diagnosis applying neural network theory, six kinds of improved arithmetic of back - propagation arithmetic, including gradient descent with momentum, variable learning rate back - propagation, resilient back - propagation, quasi - newton, levenberg - marquardt and conjugate gradient, are applied to diagnose the faults of electric load manage center and solid state power controller. different diagnostic results gotten by simulation are compared at last
在基於專家系統的故障診斷方法中,採用了產生式知識表達和正向推理機制;在基於神經網路的故障診斷方法中,則分別採用了bp神經網路的附加動量法、自適應學習速率、彈性bp演算法、擬牛頓法、共軛梯度法和levenberg - marquardt法對電氣負載管理中心和固態功率控制器的故障進行診斷,並對由模擬得到的不同診斷結果進行比較。Study of the combination of ant algorithm and quasi - newton algorithm in computing mathematical model of water supply network
螞蟻演算法與擬牛頓法嫁接求解管網數學模型Based on the discussions of the conventional and recent methods of short term load forecasting such as time series, multiple regression approaches and artificial intelligence technologies, this paper presents a hybrid short term forecasting model which combines the artificial neural network ( ann ) and genetic algorithm ( ga ). in order to improve the convergence speed and precision of the back - propagation ( bp ), a new improved algorithm - the adapted learning algorithm based on quasi - newton method is given
本文首先分析比較了電力系統短期負荷預測的傳統方法時間序列法和回歸方法以及最近的專家系統和神經網路技術的優點和不足,然後針對人工神經網路bp演算法的不足對其進行了改進,採用了基於擬牛頓的自適應演算法,它提高了網路學習效率,具有較快的收斂速度和較高的精度。接著提出了改進的遺傳演算法來改善神經網路的局部收斂性。Interval newton algorithm is used extensively in the calculation of chemical engineering such as the determination of phase stability, reactive azeotropes, robust process simulation, reliable parameter estimation, etc. all of these results show that interval newton algorithm is suitable to solve most kinds of nonlinear equation successfully
由於區間牛頓法強壯的全局收斂性和同時求得多個解的能力使得區間牛頓法廣泛地應用在化工計算領域,如:相穩定性分析、反應共沸物的判斷及組成確定、穩態過程模擬、參數估計等等。Global convergence of the non - quasi - newton method for unconstrained optimization problems problems
基於非擬牛頓方法無約束最優化問題的全局收斂性The global convergence of the non - quasi - newton methods with non - monotone line search
基於非單調線搜索非擬牛頓法的全局收斂性For the quasi - newton type trust region method based on the conic model solving unconstrained optimization, horizon vector of the conic medel is proposed, the unique optimal parameter is determined and the numerical results are given in this paper
摘要對于求解無約束優化問題的錐模型擬牛頓型信賴域方法,本文主要討論了水平向量的選取及最優參數的確定,並給出了數值試驗結果。The generalized quasi - newton method for nonconvex unconstrained optimization problems
一般無約束優化問題的廣義擬牛頓法However, conventional solution methods such as newton iterative method, quasi - newton iterative method are initialization dependent and maybe could not reliable converge
傳統的求解方法如牛頓迭代法和擬牛頓迭代法都是典型的局部收斂性方法。In chapter 2. we give a class of new algorithms for nonlinear programming problems with linear constrained by combining the gradient projection method with non - quasi - newton method which was given in paper [ 2 ]. it ' s global convergence and the superlinear convergence are proved under suitable conditions
在第二章中我們將梯度投影與文[ 2 ]中的非擬牛頓法相結合,給出了求解線性約束非線性優化問題的一類梯度投影非擬牛頓演算法。In chapter 3, we give a class of new algorithms with inexact search for nonlinear programming problems with linear constrained by combining the generalized projection method with non - quasi - newton method. it ' s global convergence and the superlinear convergence are proved under suitable conditions
新演算法推廣了文[ 1 , 2 ]中的結果。在第三章中我們將廣義投影演算法與非擬牛頓法相結合,給出了求解線性約束非線性優化問題的一類廣義投影非擬牛頓演算法。A quasi - newton method on convex optimization
求解凸規劃問題的一種擬牛頓演算法Quasi - newton method
擬牛頓法Convergence analysis of a successive approximation quasi - newton method for solving nonlinear complementarity problems
求解非線性互補問題的逐次逼近擬牛頓法的收斂性分析In this paper, we give a class of superlincarly convcngent algorithms for nonlinear programming problems with linear constrained by combining non - quasi - newton methods with the projection methods
本文結合文[ 2 ]中的非擬牛頓法與投影類演算法,給出了求解線性約束非線性優化問題的一類具有超線性收斂的投影非擬牛頓演算法。Firstly, we simply introduce the scope, value and developement of the sparse quasi - newton method for unconstrained optimization problems
第一章為緒論簡要介紹稀疏擬牛頓法的提出,研究情況及研究價值。K was given by : k = ( x, g ) / ( g, g ] ( a. b ) denotes the usual inner product of the vectors a and b
於是我們在cane切、牛頓、擬牛頓等演算法的基礎上並受bar幻和borwein演算法思想的啟發,提出了稀疏擬牛頓法。Abstract : in this paper we establish a structure analysis model and a structure optimization design model for the outer ring of three - axis simulating table. via quasi - newto nmethod, which is based on characteristic model, optimization design is accomplished, and the scheme thereof is concluded within constraints of first - order natural frequency and static deformation
文摘:建立了某三軸模擬轉臺的外框的結構分析模型和結構優化設計模型,利用基於性態模型的擬牛頓法對其進行了優化設計,得出了在一階固有頻率和靜態變形約束下的最優方案。分享友人