linear objective function 中文意思是什麼
linear objective function
解釋
線性目標函數-
If some linear programming problem has optimum solution, then there must at least exist such a edge among ali edges passing through some known vertex of feasible region that the objective function value of the other vertex is more optimic than the one of the known vertex, otherwise, the known vertex is the optimum solution of the linear programming problem
如果線性規劃問題有最優解，那麼過可行域的一已知頂點必至少存在這樣一條棱? ?它以該己知頂點為一端點，可行域的另一頂點為另一端點，並使目標函數在另一端點的函數值優於己知端點的函數值，否則，該己知點就是線性規劃問題的最優解。 -
Optimum design for double - horse head beam pumping unit is a question of non - linear programming with inequality constraint condition and multi - objective function
雙驢頭抽油機優化設計是一個具有不等式約束多目標函數的非線性規劃問題。 -
Second, through employing the 3 - d finite element model and the dual objective function inversion method developed in this paper, and taking the measured fundamental frequency of system and the structure response to a harmonic excitation at the top of structure in field as the reversion objectives, the linear material parameter inversion is performed in ansys by using ansys parameter design language ( apdl )
第二，採用三維實體有限元模型和本文提出的雙目標函數反演方法，把現場測試得到的系統基頻和頂部激振下實測的結構動力響應作為反演目標，利用ansys參數設計語言（ apdl ） ，在ansys軟體中實現了系統材料線性參數的反演。 -
Aiming at the working condition and object of the 9gscc - 1. 4 sunken - plantharvesting equipment, resistances of ship body and cutting fram were analyzedby means of theory of hydromechanics and traction force of the chain - type convegor were done also by means ofcalculation of tension. power equation of the equipment, which relates to the implement ' s forward speed vm, chain - type convegor ' s linear velocity vs and cutting frame ' s angle of dip, was attained. this paper established a mathematical model for power consumption as objective function, based on thefundamental, structural dimensionof the equipment
本文根據9gscc - 1 . 4型水草收割機的工作原理及其主要結構尺寸，針對收割機的工作條件和工作對象的特性，應用流體力學理論分析計算船體及切割撿拾架的工作阻力，並用逐點張力法計算輸送鏈的牽引力，得出整機消耗功率與機組工作速度vm 、輸送鏈線速度vs及切割架入水角之間的關系式。 -
For the algorithm of reactive power optimization, presented in this paper, in order to found the linear programming model equations, the objective function is minimum total power losses, the controlled variables include the compensating capacity of reactive power, generator bus voltages and transformer tap positions, the state variables include reactive power of the generators, and the voltage amplitudes in the ends of transformers
本文研究的電力系統無功優化演算法是以整個網路的損耗最小為目標函數，以無功補償設備出力、發電機端電壓和可調變壓器變比為控制變量，以發電機的無功出力和變壓器端電壓幅值為狀態變量建立了線性規劃模型方程。 -
Details are as follows : we deal with properties of bilevel linear programming and prove the equivalence of bilevel linear programming and optimization over the efficient set. a class of multi - objective tow level programming, i. e. the upper - level is single objective and the lower - level is linear multi - objective, is mainly discussed. it can be converted into the optimization over the efficient set with parameter and an algorithm is given with its finite termination being proved ; when the upper - level is linear function, an exact penalty function algorithm is given
分層（分級）遞階系統是社會組織管理的主要形式，多層規劃是研究這類系統優化問題的基本模型，其鮮明的實際背景和廣泛的應用前景引起了人們的廣泛關注，成為一個新興的活躍的研究領域，本論文研究了二層規劃中的若干問題，主要工作如下：討論了二層線性規劃的性質，並證明了它與零有效集上優化問題的等價性；對一類二層多目標規劃（上層為單目標規劃、下層為線性多目標規劃的問題）進行了探討，將其轉化為含參變量的有效集上的優化問題，進而給出了一種演算法，並證明了該演算法的有限終止性；當上層為線性單目標時，給出了一種罰函數方法 -
On the basis of association of finite element computation with optimization design and analysis of sensitivity of cable force variation to structural response and objective function ' s sensitivity, an optimization method for rationally bridge - completing cable force of large - span cable - stayed bridge was presented, where the structural internal force, linear control condition, and nonlinearity influence of structural geometry were taken into account in the entire process of optimization
摘要將有限元計算與優化設計分析相結合，在索力變化對結構響應和目標函數敏感性分析的基礎上，綜合考慮結構內力、線形控制條件，提出一種全過程計入結構幾何非線性影響的大跨斜拉橋合理成橋索力優化方法，採用一階分析法對成橋索力進行迭代優化。 -
Observing that the newton direction is always a descent direction of the square norm of the gradient, even if it is not a descent direction of the objective function, which will result some linear research - such as armijo research or wolfe research - fail
因此，該演算法是頗受歡迎的演算法之一。然而，若問題的目標函數的hessian陣不正定，則不能保證演算法產生的方向是目標函數的下降方向。 -
Our results show that the optimal value with a parameter is a monotone decreasing sectionally continuous linear function g about parameter a, and the membership function of fuzzy objective sets are a linear function, written as c
經過研究發現，其最優值是隨著參數減少而逐漸減少的分段連續的線性函數g 。另外，模糊目標集的隸屬函數也是一個線性函數，記為c 。 -
In section one, based on theory of n dimensional euclid space, a new method labeled as " pointlineplane " recycling optimization algorithm is proposed to solve the linear programming problem. this algorithm is proposed on the basis of the thought as follovvs : as for three dimensional euclid space, the feasible region of any linear programming problem is a extended convex polyhedron, of which surface is consisted of some planes, and its objective function can be regarded as a parallel plane pencil with objective function value acting as parameter
第一部分內容是在n維歐氏空間理論的基礎上提出了一種求解線性規劃問題的新演算法? 「點線面」循環尋優法，本演算法是基於如下思想提出來的：我們知道，在三維歐氏空間中，線性規劃問題的可行域是一個由若干個平面圍成的廣義多面體，目標函數可以看作是以目標函數值為參變量的一個平行平面束。 -
In section 2, a certain linear fractional bilevel programming problem ( lfbp ) is introduced and studied in which the leader ' s objective function is a linear fractional function and the leader ' s constraints are linear, and the follower ' s programming is a linear programming with parameters. it is proved that, under certain conditions, the existences of the optimal solution to the problem ( lfbp ). under a fairly week condition, some results are explored concerned with an exact penalty function formulation of the problem ( lfbp )
首先給出了一些預備知識，並證明了在一定的條件下，問題（ lfbp ）解存在；然後在較弱的條件下給出了問題（ lfbp ）的一些有關恰當罰函數的結果；接著總結了問題（ lfbp ）的一些有關lagrange對偶的結果；最後利用例子說明了前面給出的結果，並通過例子說明所用的假設條件確實比現有常用的假設條件更弱。 -
In spite of different methods to a fuzzy optimal solution to the two classes of fuzzy linear programming, these methods have similar ideas : first is to fuzzify the objective function and constraints, i. e., to display the definition of fuzzy membership function. second is to transfer the fuzzy linear programming into one general linear programming, based on the fuzzy decision, then we can obtain the fuzzy optimal solution by solving this linear programming
雖然求這兩類模糊線性規劃的模糊最優解的方法並不相同，但其思想具有相似性：首先是把目標函數或約束條件模糊化，給出他們的隸屬函數的定義；然後給出模糊判決，在此基礎上，規劃最終都可化為求一個普通規劃的解，這個解可看成模糊線性規劃的模糊最優解。 -
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。 -
According to order relations defined between fuzzy numbers, the pareto less optimal solution and the pareto optimal solution are defined, then a fuzzy evaluation function is introduced into a multiobjective programming problem, this method results in a multiobjective programming problem been converted into a one objective programming problem, accordingly the solution by this method is the pareto less optimal solution to the primitive problem, which is given proof a multiobjective problem with general fuzzy number coefficients is also further discussed, by _ cutset of fuzzy sets a multiobjective problem can be transformed into a interval linear programming problem, and using the method of the previous chapter, we can obtain the pareto less optimal solution
從模糊數之間的序關系出發，分別定義了弱較優解和較優解，然後對模糊多目標問題引入模糊評價函數，將多目標化為單目標，在此也證明了求得的解為原問題的弱較優解。還討論了系數為一般模糊數的多目標問題，通過模糊集的水平集可將多目標問題轉化為區間數線性規劃問題，並利用上一章所講的方法，得到原問題的弱較優解。最後，對變量為模糊數的線性規劃問題也進行了討論。 -
The model and the single period objective function inversion method can be used for linear physical and mechanical parameters inversion of the other dynamic soil - box foundation - frame structure interaction systems under top harmonic excitation
該計算模型和單周期目標函數反演方法，可用於其他土-箱型基礎-框架結構動力相互作用系統在簡諧激振力下線性物理力學參數的反演。 -
Third, through employing the 2 - d lumped mass model and the single period objective function inversion method developed in this paper, and taking the measured structure response to a harmonic excitation at the top of structure in field as the reversion objectives, the linear physical and mechanical parameter inversion is performed in ansys by using apdl
第三，採用二維集中質量模型和本文提出的單周期目標函數反演方法，把頂部激振下實測的結構動力響應作為反演目標，利用apdl語言，在ansys軟體中實現了系統線性物理力學參數的反演。 -
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。 -
Based on this, uses the origin underway accelerate time and the oil consumption at the cycle of multi - working conditions as the objective functions of the power performance and the economy performance respectively, and then transforms it into a single objective function by using the linear adding. establishing the optimization mathematical model between the engine and the power train of the automobile, lastly, solves it with the complex algorithm, which finding out the prime parameter of the power train to improve the integer performance of the automobile
在此基礎之上，基於優化設計的理論，以原地起步連續換檔加速時間和多工況循環使用油耗作為衡量動力性和燃油經濟的兩個分目標，採用線性加權組合的方法將其轉換成單一目標函數，建立了汽車動力傳動系優化數學模型，並選用合適的優化演算法對其進行求解。
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