mathematical optimization 中文意思是什麼

mathematical optimization 解釋
數理適宜, 數學適合
  • mathematical : adj 數學(上)的,數理的;嚴正的,精確的。 mathematical instruments 制圖儀器。 mathematical logic...
  • optimization : n. 最佳化,最優化。
  1. The mathematical programming methods, both the method of moving asymptotes ( mma ) belonging to convex programming methods and the sequential linear programming method ( slp ), were used to solving optimization problems

    用移動漸進線方法( mma )求解單目標優化問題,用序列線性規劃方法( slp )求解模糊目標混合規劃問題。
  2. Facilitating the configuration of protocol parameters, optimization of protocol operations, and more exact estimation of protocol performance, etc. basing on combinatorial theory and asymptotic method, we analyzed the properties of manets with nodes uniformly distributed in rectangular region. mathematical formulas of some basic properties of manets are obtained, such as the expected number of wireless links, mean node degree, the relation between network connectivity and radio range

    因此本文第二章基於組合學方法和極限思想研究了矩形區域內節點均勻分佈的無線自組網的幾項基本屬性,網路中鏈路總數的期望值,網路中節點度數分佈情況,以及網路連通性與無線信號傳輸半徑的關系等,得出了其解析描述。
  3. Theory of portfolio optimization is an important part of the modern ? nance in - vestment theories, which uses mathematical facilities such as convex analysis, random analysis, nonsmooth analysis, ( nonlinear ) programming etc, combined with the mean - variance method the basic method of modern portfolio theory. by setting up mathe - matical models, discussed the investment rules of ? nance market and o ? ered theoretic guide for investors

    投資組合優化理論是現代金融投資理論的重要組成部分,它運用凸分析、隨機分析、非光滑優化、 (非)線性規劃等數學工具,並與現代投資組合理論的基本方法均值方差方法相結合,通過建立數學模型討論金融市場投資規律並為個人或機構投資者提供理論指導。
  4. The connection between the torque and the polarized charges is established. on the base of mathematical model of torsional effect, using multivariate unrestrained nonlinear optimization method, we research cutting angles and parameters of crosssection to get best torsional sensitivity

    在建立石英晶體扭轉效應模型的基礎上,應用多變量、無約束非線性優化方法對于晶體切型、截面形狀等參數進行了優化,以獲得最佳扭轉靈敏度。
  5. Data procession and analyzing, the paper first use regression analysis model to analyze the relationship between economic benefit and land use structure, ecological benefit and land use structure. then, the paper based on the results, use mathematical of multi - objective programming to determine the land use structure in the hilly countryside of sichuan. lastly, the paper analyzed the laws of land use structure optimization in the different relevance of economic county

    本文以四川丘陵區各典型丘陵區縣為例,在土地利用結構最優思想的指導下,通過數據的收集、整理與分析,首先採用回歸分析的方法,分析了該區的經濟、生態效益與土地利用結構的相關性,然後以回歸分析所得的回歸系數為效益系數,在不同經濟發達程度的區域,各選取三個區縣,以經濟、生態效益最優為目標,以社會條件為約束條件,建立多目標規劃模型,得出該區縣的土地利用優化結構。
  6. The mathematical model for two - level hierarchical system optimization and their decomposition - coordination algorithms

    二階遞階系統優化的數學模型及其分解協調演算法
  7. It is determined now by calculation with mathematical relationship of the flight thrust to the physical quantities which can be measured directly. the optimization of the software development platform is also analyzed inspect of the solid rocket - ramjet developmental program

    其次,為滿足固體火箭沖壓發動機試驗技術進一步研究需要,在深入分析labview圖形化編程軟體優化方法的基礎上,改進了現有的固體火箭沖壓發動機試驗測控程序,並應用於發動機試驗中。
  8. Although uml activity diagram is magnitude component in uml, which agrees with modeling system dynamic process and describing workflow, it is immature in itself with the characteristic of non - oriented - object and essentially different from other uml diagram, and need to be ameliorated especially when applicated in workflow, own to the following limitation : firstly, activity diagram describes the behaviors of object class that response the inner action, so uml activity diagram is generally on the assumption of that there is no interruption caused by outer events during the process and no time defer, which limits the ability of uml activity diagram discribing complicated process ; secondly, user cannot obtain enough information of object data, and cannot make sure the character of mutual objects because of actually complicated object and relatively simple object expression in uml activity diagram ; lastly, owe to lacking rigorous mathematical basis and strict, effective methods of validation and analysis, uml activity diagram cannot support the simulation and optimization of workflow, let alone optimizating the model based on the result

    Uml活動圖是uml的重要組成部分,適用於系統動態行為建模和描述工作流,與uml的其他圖形工具不同,它本質上是非面向對象的,而且其本身並不成熟,仍在改進之中,特別是在工作流應用方面。首先, uml活動圖描述的是響應內部處理的對象類的行為, uml活動圖通常假定在整個計算處理的過程中沒有外部事件引起的中斷,也沒有時間的延遲,這就限制了uml活動圖對一些復雜過程描述能力。第二,現實世界業務過程涉及的對象數據十分復雜,但是uml活動圖的對象語義卻非常簡略,用戶基本上無法從uml活動圖中獲取關于對象數據的信息,也不能確定參與交互的對象的特徵。
  9. The method that the fuzzy optimal model is changed to ordinary optimal model by the optimal level cut sets is interpreted. as the model is a mathematical model of multi - objective optimization on minimizing volume and minimizing tooth width, the method that a multi - objective model transformed into a single - objective model is introduced

    論文闡述了通過最優水平截集法實現模糊優化模型向常規優化模型轉化的方法,由於該模型是一個以體積最小和齒寬最小為優的多目標優化設計模型,論文詳細討論了多目標優化模型向單目標優化模型轉化。
  10. The entire mathematical model of structure optimization of dairy housing was set. computer programs were made with finite - element method and full - stress method. some typical cases were drawn up and checked out to prove that the program was reliable

    建立了牛舍結構優化的數學模型,利用有限元法和滿應力準則法編制了程序,並用典型算例對程序進行了反復考核,證明了程序的可靠性。
  11. Then its optimization basis is given through optimal function and its mathematical properties are discussed in the end

    通過構造最優化函數進一步探討了廣義加權算術平均組合預測法的最優化理論依據及其數學性質。
  12. With the thermodynamic theories and techniques, it is relatively easy to determine the phase equilibrium data with enough accuracy, however there still exist much more difficulties in crystallization kinetics study even for a simple binary system. that is the reason that nucleation and crystal growth rate are generally represented in form of the empirical expressions. the crystallization kinetic is important for crystallizer design, process control and optimization, and it is strongly depended upon the accurate characterization of process information concerning with multiphase flows and the further disclose of its mechanisms with suitable mathematical models

    熱力學理論和方法已足以獲得準確的相平衡關系;然而即使對于簡單的二元物系的結晶過程,晶核形成和晶體生長動力學的研究仍面臨許多困難,通常採用經驗模型表述,而動力學參數的準確性和可靠性是結晶器放大設計、過程式控制制與優化的關鍵,因此多相流信息的準確表徵、結晶機理的進一步揭示及建立起與之相適應的數學模型有著十分重要的學術研究和實際應用價值。
  13. The paper debates on the method that how to make the mathematical model on the dispatch optimization of parts such as boiler and steam turbine

    文中討論了建立鍋爐、汽輪機等部件優化調度所需數學模型的方法。
  14. Optimization design is an uptodate measure to seek the most perfect and optimum design proposal, and the mathematical principle of optimization had application in engineering design. it incorporate the speciality design theory, the optimization methods of mathematics and the computer art, accommodate a scientific design approach and a significant layout strategy for design engineering, and it can heihten design efficiency and advance designing quality. enginneering science must envisage economic construction, so it is beyond all doubt that the optimization design as the final approach of engineering development

    優化設計是把最優化數學原理應用於工程設計問題,在多個設計方案中尋找到盡可完善的或最適宜的設計方案的一種現代設計方法。優化設計集專業設計理論、數學最優方法和計算機技術於一體,為工程設計提供了一種重要的科學設計方法,能夠大大提高設計效率和設計質量。工程學科必須面向經濟建設,優化設計作為工程設計的最終目標是毫無疑義的。
  15. This paper discusses the design technology of the navigation platform frame bearing, sets up the corresponding optimization mathematical model and adopts algorithm of the multi - target optimization to optimize structural parameters of the navigation platform bearing

    本論文以國家某重點工程全監控慣導平臺框架支承軸承為研究對象,探討了導航平臺框架軸承的設計技術,建立了相應設計優化數學模型,並採用多目標優化技術對軸承進行了優化設計。
  16. The complexities of modern engineering optimization problems are their nonlinearity and multi - peak behaviors. they are so complicated that in some cases it is hard / impossible to describe their mathematical functions

    現代工程優化問題的復雜性表現在它的非線性和多峰值性,以至於有時無法找出可用於描述它的顯函數。
  17. Based on polymerization reaction of the nylon - 6 rubberized cord fabric production of distributed control system in yangzhou organic chemical plant computer integrated manufacturing system ( yh - cims / dcs ), the multiple stepwise regression method was used to build the statistic mathematical models of the molecule weight and the monomer quantum of casting slice belt. then the optimization model of polymerization reaction was presented, which was solved by using simulation annealing algorithm to obtain the best techniques parameters. the improved hybrid genetic algorithm and back propagation algorithm are combined to train neural network, brought out the neural network prediction model of casting slice belt ' s average molecule weight to guide the technologist on - line

    提出了流程工業生產過程操作優化策略和應用實施方法,包括生產過程離線優化策略、非線性問題求解策略、在線優化模型及學習策略;結合揚州有機化工廠計算機集成製造系統集散控制系統( yh - cims dcs )的實施,針對錦綸? 6浸膠南京理工大學博士學位論文摘要簾于布生產中己內酚胺聚合反應過程優化控制這一工程實際問題,採用統計建模方法,建立了聚合反應過程的優化模型;為求解所得的優化模型,提出了種改進的有約束條件下的模擬退火演算法,該演算法能避免陷於局部最優解,有效地提高了所求解的全局性和可靠性:提出了基於改進的ga演算法和sp演算法相結合的混合學習演算法,建立了基於神經網路的聚合反應過程生產目標在線預測模型,該演算法和模型滿足了生產中的實時性和實用性要求。
  18. However, most approaches in the literature were to adopt information measures as cost functions, along with some mathematical optimization methods to analyze and design systems. in fact, little has been done on the study of control systems under the framework of information theory, that is, considering control systems as information transmission channels

    然而目前大多數成果只是採用信息測度函數作為系統性能的分析和設計目標函數,結合相應的優化等手段進行研究,而確實將控制系統置於信息論(信息傳輸)的框架中考慮的卻相對較少。
  19. At present, the main methods for solving this kind of problems are as follows : ( a ) mathematical optimization model and solving it by computer algorithms + symbolic model and solving it by artificial intelligence

    目前解決這個問題主要有兩條途徑: a數學優化模型及其演算法求解+符號模型及其人工智慧求解; b數學優化模型及其演算法求解+人機交互或人機結合。
  20. Ex - post analysis shows that the right kind of preparation followed by skillful use of mathematical optimization during negotiation usually leads to a better outcome for all parties to the negotiation

    事後分析表明:事前正確準備,在談判期間巧妙運用經過數學優化的方案,通常能達成各方更滿意的成果。
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