有序收斂 的英文怎麼說

中文拼音 [yǒushōuliǎn]
有序收斂 英文
order convergence
  • : 有副詞[書面語] (表示整數之外再加零數): 30 有 5 thirty-five; 10 有 5年 fifteen years
  • : Ⅰ動詞1 (把攤開的或分散的事物聚集、合攏) put away; take in 2 (收取) collect 3 (收割) harvest...
  • : Ⅰ動詞1 (收起; 收住) hold back; keep back 2 (約束) restrain 3 (收集; 徵收) gather; collect; ...
  • 收斂 : 1 (減弱或消失) weaken or disappear 2 (約束言行) restrain oneself 3 [數學] convergence; constr...
  1. As soon as the servo system is concerned, the celerity of control algorithm is a very important capability guideline

    在計算機控制系統中,控製程的時間間隔對控製品質著很重要的影響,這就要求所設計的控制器速度快。
  2. It is shown in the case that super matrix is easy to constringe the selection sequence assisted by the software, which is efficient and convenient for manager to evaluate and choose the project

    案例顯示,加權超級矩陣在軟體求解的基礎上可以快速,得出各種方案的優先排,從而幫助管理者簡便、效地進行方案決策。
  3. Disigning coolant channel on the firebox of liquid rocket engine to loxodrome ( equal - angle helix ) groove can improve firebox coolant capability greatly. because the width dimension of loxodrome groove is narrow and the depth is deep, some machining methods are incapable, such as end - milling or electrochemistry. according to the peculiarities, a cnc disk - cutter - milling method which is composed of five motion axes with four simultaneously interpolated ones is researched. because most firebox generatrix is composed of complex curves, it is very difficult to get cnc cutting program with manual means. in order to deal with the problem, the loxodrome mathematics model is studied, and an auto - programming software system is developed. the software system can generate cnc cutting program of loxodrome on many kinds of turned surface. the constriction - distension segment of firebox is the most representative workpiece. the sharp changing of its generatrix slope makes loxodrome milling difficult. with the theory analyzing and practice cutting experiment, some applied techniques, which include milling mode and direction, choosing cutter diameter and cutting start point setting, are developed. adopting the technology above, tens regular workpiece have been manufacturing. the two - year manufacture practice has confirmed the validity and feasibility of developed loxodrome coolant channel milling method. the developed technology is also worth to be referenced to other similar workpiece

    將液體火箭發動機燃燒室的冷卻通道設計為斜航線(等傾角螺旋線)槽形,可以大幅度改善燃燒室的冷卻性能.斜航線冷卻槽的槽寬尺寸較小而槽深尺寸較大,所以無法使用棒銑刀銑削、電化學等加工方式.針對這些特點,提出了五軸控制、四軸聯動的數控片銑刀銑削加工方法.由於燃燒室外表面的母線輪廓復雜,手工編制數控加工程難度大.為了解決數控加工程的編制問題,研究了斜航線的數學模型,開發了自動編程軟體系統.使用該系統,可以生成多種母線輪廓回轉體外表面上的斜航線數控加工程.燃燒室-擴張段的母線斜率變化大,加工難度大,是斜航線冷卻通道加工的最典型工件.經過理論分析和實際切削實驗,研究了針對該類型工件的片銑刀直徑選擇、銑削方式和方向、刀具調整和起刀點的設置等多項實際的加工方案.採用上述的一系列技術,已經成功地加工了數十個合格工件.經過兩年多的實際生產過程應用,驗證了所開發的斜航線冷卻通道加工方法的正確性和可行性.這些加工技術的研製成功,對其他相似類型零件的加工亦具參考意義
  4. Laws of the new method were discussed in - depth by simulation and statistics, and the valuable result was acquired. such speeds the convergent velocity and boosts up its practicability

    同時,應用模擬程及統計方法對智能登山法的規律作了細致深入的探討,獲得價值的結果,使演算法的速度加快,實用性增強。
  5. Furthermore on the basis of the negative method and the sequence method for calculating the thermal parameters of steam turbine, this paper presents the combination method and this method has high accuracy and convergence

    然後,在分析汽輪機變工況熱力核算的逆法和順法的基礎上,引出了混合演算法,該演算法經驗算具較高的準確性和性。
  6. This paper studies nonlinear dynamic problems of tall building structures, first, constitutes linear dynamic equation and elasto - plastic dynamic equation of structure by using qr method, later, solves the dynamic equation by using spline unconditional stable algorithm, last, programs corresponding computer programs with c program language, and calculates some example and a tall building in constructing the courses and the results prove that qr method is not only simple in calculating and fast in constringency rate, but also precise, that qr method is a effective and economic new method

    本文研究高層建築結構彈塑性動力問題,先利用qr法建立了結構線性動力方程及彈塑性動力方程,然後利用樣條無條件穩定演算法求解了動力方程,最後利用c語言編寫了相應的計算程,計算了一些例題和分析了一個工程實例。 qr法在理論上及方法上不用限元法及流動法則,避免了這些傳統方法在分析非線性問題時所帶來巨大困難的缺陷。計算結果表明,這種方法不僅計算簡便,而且精度高,速度快,是一種經濟效的新方法。
  7. In chapter 3, we give an equivalent form of semi - infinite programming, and a locally convergent ssle method is proposed for sip. we only need solve a linear system equations and a subproblem with a parameter per step, also a modified algorithm which saves cost of computations is given, at the end of the paper, we give a proof of the convergence for the algorithms

    第三章通過適當的變形,得到半無限規劃問題的一個等價形式,並給出一個局部列線性方程組演算法,這個演算法在每一步,只需求解一個線性方程組和一個帶參數的非線性子問題,證明了演算法的性,同時,給出了一個修正演算法,與前面演算法相比較,修正演算法節約一定的計算量,同樣具較好的性。
  8. 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,具較快的速度和較高的精度。接著提出了改進的遺傳演算法來改善神經網路的局部性。
  9. An algorithm for detecting moving ir point target in complex background is proposed, which is based on the reverse phase feature of neighborhood ( rpfn ) of target in difference between neighbor frame images that two positions of the target in the difference image are near and the gray values of them are close to in absolute value but with inverse sign. firstly, pairs of points with rpfn are detected in the difference image between neighbor frame images, with which a virtual vector graph is made, and then the moving point target can be detected by the vectors ' sequence cumulated in vector graphs. in addition, a theorem for the convergence of detection of target contrail by this algorithm is given and proved so as to afford a solid guarantee for practical applications of the algorithm proposed in this paper. finally, some simulation results with 1000 frames from 10 typical images in complex background show that moving point targets with snr not lower than 1. 5 can be detected effectively

    基於運動點目標在鄰幀差分圖像中所具的近鄰反相特徵,即運動點目標的兩個位置相鄰近、灰度值一正一負,提出一種在復雜背景下,基於紅外列圖像的運動點目標檢測演算法.本演算法利用該特徵在鄰幀差分圖像中檢測反相點對,進而構造反相點對矢量圖,最後依據累積反相點對矢量圖中多矢量首位相接的連續性檢測出運動的點目標.文中給出並證明應用本演算法能以概率1檢測到運動點目標的性定理.對典型復雜背景下10幅1000幀圖像的模擬結果表明,當信噪比大於或等於1 . 5時,可以效檢測出運動點目標
  10. The series of point group calculated by this algorithm theory is strictly descending and converging to the stable polar point. this theory is very efficiency in solving the problem of lad for its simplicity 、 rapid speed and high adaptability

    本文演算法所產生的點組列是嚴格下降並于穩定極點的,我們的計算表明,本演算法對求解超定最小一乘估計問題非常效,具演算法簡單、速度快、適應性強的特點。
  11. Strong convergence theorem of iterative sequence for a family of finite asymptotically quasi - nonexpansive mappings

    限個漸近擬非擴張映象迭代列強定理
  12. Conditions that a class of sequence has convergent subsequence arc discussed in the paper, this sequence is important in function approximation. the gained conclusions are useful in some relative areas

    摘要文章討論了在函數逼近論中重要作用的一類列存在子列的條件,文中所得結論在相關問題的研究中較重要的作用。
  13. Advantages of the program written by the spline collocation method are higher accuracy, wider convergent region, less input data and computing time

    用樣條配點法編寫的程精度高、范圍特大、輸入的數據和計算時間少的優點。
  14. To quicken convergence and improve model precision, a new algorithm is presented in this paper, which utilize construct orderliness property of self - organization feature maps ( sofm ), divide system input space and adopt 1 order or 2 order local model in each subspace individually instead of a global model

    為了提高速度和模型精度,本文利用自組織映射網路拓撲特性,對系統輸入空間進行分割,在子空間中採用多個局部一階線性模型或二階模型代替全局模型的局部化方法。
  15. Through chaos optimization method embedded into the genetic algorithm. the algorithm with the combination the advantages of the genetic algorithm and chaos optimization method which need not the optimal problem function ' s differential and promote the ability of the genetic algorithm ' s locally meticulous search can be obtained with the faster convergence and the greater probability for the global solution. a chaotic sequence is inserted into the search procedure of genetic algorithm, which can overcome premature of the search by genetic algorithm and the speed of convergence is faster than standard genetic algorithm

    對遺傳演算法進行了理論分析,並且研究了遺傳演算法的設計與實現;利用混沌優化方法不依賴于梯度信息的性質,將其與遺傳演算法相結合,提出了一種求解連續不可微函數優化問題的混合遺傳演算法;基於對于符號動力系統的研究,利用混沌列的遍歷性,將混沌列引入遺傳演算法中,提出一種嵌入哈爾濱工程大學博土學位論文一混飩列的遺傳演算法,該演算法效地克服了標準遺傳演算法中的早熟現象,並且具更快的速度。 」
  16. Finally, the paper has designed the program of bp neural networks, neural networks based genetic algorithms and hybrid intelligence learning algorithms in vc + +, and applied those algorithms to the xor problem, the function approximating problem and the explaining high difference seismic data problem. the experiment results have showed that hybrid intelligence learning algorithm for training neural networks is better, faster and more accurate than bp algorithm and genetic algorithm

    最後,用vc + +語言設計了bp神經網路、基於遺傳演算法的神經網路和混合智能學習法神經網路實現和進行計算機模擬運行程,並分別將它們應用於解決異或、函數擬合和高解析度地震資料解釋等問題,從實踐中證明混合智能學習法神經網路與bp神經網路和基於遺傳演算法的神經網路相比更好的運算性能、更快的速度和更高的精度。
  17. The dissertation is dedicatd to the theory of maximum nongaussianity estimation in ica, and some problems are emphasized, e. g., the uniqueness of estimation, the convergence of fastica, the constraint of independence and the nonlinear activation function, the algorithms for multiple components and the order of independnent components

    本文重點研究最大非高斯估計的相關理論問題,包括估計的唯一性,演算法的性,獨立性約束分析和非線性激活函數,獨立分量的排和子空間的選擇,具時間結構信息的信號源的估計等。
  18. Approximate fixed point sequences for a finite family of lipschitz pseudocontractive maps

    限個李普希茲偽壓縮映射近迫點列的
  19. Cellular automata was applied to solve mechanical problem of plane truss, and the feasibility of which was discussed in this article. the characteristic of cell and the way of dividing cell were studied while presenting a program and its frame chart. the work load of the new method was not much because it neednt form a partial differential set or a general finite element robustness matrix. numerical computing results show that the new method has a rapid speed of convergence to nodal displacement and internal force of element, so it probably has a good prospect in solving solid mechanical problems

    嘗試用細胞自動機作平面桁架力學分析,探討了該方法的可行性.給出元胞的劃分方法和特性,列出計算框圖並編制了相應的程,由於不必形成結構的偏微方程集或限元的總體剛度矩陣,計算工作量小.算例表明,該方法對結點位移和桿內力的速度均較快,是一種分析固體力學問題前景的新方法
  20. We construct a iterative system with known nonlinear and time - delay stimulation basing on the original system model, and prove that the solution sequence of the iterative system uniformly converge to the optimal solution of the original system

    首先根據狀態變量含時滯的非線性系統的模型構造一個含已知非線性和時滯激勵的線性迭代系統,並證明該迭代系統的解列一致于原非線性時滯系統的解。
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