函數最大 的英文怎麼說

中文拼音 [hánshǔzuìdà]
函數最大 英文
maximum of a function
  • 函 : 名詞1. [書面語] （匣; 封套） case; envelope 2. （信件） letter 3. （姓氏） a surname
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 最 : 副詞（表示某種屬性超過所有同類的人或事物） most; best; worst; first; very; least; above all; -est
  • 函數 : [數學] function函數計算機 function computer; 函數計算器 function calculator; 函數運算 functional operation
  1. The main contributions are as follows : ( 1 ) de ( differential evolution ) algorithm is proposed to invert the ocean acoustic parameters in shallow water in order to get faster and more accurate results than ga ( genetic algorithm ) and sa ( simulated annealing algorithm ). also a posteriori probability analysis method is applied to evaluate the uncertainty of inversion results. ( 2 ) maximum likelihood objective functions for broadband mfi are derived according to different conditions

    （ 2 ）根據不同的前提條件，採用似然比的方法推導了寬帶匹配場反演的最大似然目標函數；深入地研究了寬帶匹配場處理中的相干與非相干問題；在分析參數反演的敏感性之後，提出了淺海環境參數寬帶匹配場反演的多步優化策略，並與全參數反演方法進行了性能上的模擬比較。
  2. But usbe the third ~ le stat to divide the other pedles stat into two suformbles, then the for particles rpin com ta will vioine ch wi n w " w in the w m the uncom comn boho of two ~ les viobo cbsh ~ sillce w stat has the w robo agaha the loss of ore qubit " s infonnatioir the conclusinns here we ods agree wh the the [ 68 ]

    對于最大糾纏態ghz態，若不考慮第三個粒子的狀態，則另兩個粒子處于混合態。此時這兩個粒子自旋態的無條件關聯函數不違背chm不等式，即混合態下兩粒子是經典關聯或可分離的。但當用第三個粒子的自旋態h 2和
  3. A general estimation of the nth derivation of the function is presented by using the principle of the inductive model and the characters of the bounded functions

    對有界正則函數族中的函數，根據最大模原理和有界函數的系數不等式，得到了n階導數的準確估計式。
  4. The ceil ( ) function returns the value of a number rounded upwards to the nearest integer

    函數的作用是：通過進一法取整（即：返回的數字是大於或等已給定數字的最小整數） 。
  5. Firstly, in spherical coordinate system, the sovp formulation for the time - harmonic electromagnetic fields of the current dipole in conductive infinite - space is derived, using reciprocity theorem and transforming relations between special functions. then, selecting appropriate coordinate system, using superposition principle, the boundary - value problem of modified magnetic vector potential on the problem of a time - harmonic current dipole in spherical conductor is solved and analytical solution is obtained. finally, by means of the addition formulas of legendre polynomial and spherical harmonics function of degree n and order 1, the analytical solution in spherical coordinate system specially located is transformed into that in spherical coordinate system arbitrarily located

    首先利用特殊函數間的轉化關系和互易定理推導得到了無限大導體空間中球坐標下時諧電流元電磁場的二階矢量位形式：然後利用疊加原理，選擇合適坐標系，求解了導體球中時諧電流元的修正磁矢量位邊值問題，得到了問題的解析解；最後依據不同坐標系下電磁場解的轉化原理，藉助勒讓德多項式和n次1階球諧函數的加法公式，將坐標系特殊安放時的電磁場解析解變換到坐標系一般安放時的解析解，給出了球內電場和球外磁場的並矢格林函數。
  6. The hybrid algorithm raises the convergence rate of the conjugate gradient method and solves the problem for which the convergence rate of the steepest descent method get slower when the isopleth of goal function is oblong

    這種混合優化演算法結合了共扼梯度法和最速下降法產生搜索方向，既提高了共扼梯度演算法的收斂速度，又解決了目標函數的等值線是扁長橢球時，最速下降法下降緩慢的問題，具有收斂速度快、收斂范圍大、適應面廣等特點。
  7. In the 4th section we study the optimal consumption and portfolio wher e the stock price with mixed jump - diffusion process, and get the explicit solution of this problem with maximum expected uti1ity ( uti1ity function with constant coefficient and risk averseness ). in the 5th section of this thesis give an concrete example, consider optimal consumption and investment tactics with jump events, and get the optimal consumption and portfolios under maximize expected utility ( risk detesting utility function with constant coefficient etc. )

    第四章考慮了股票價格的動態過程基於復合跳躍? ?擴散過程下的最優消費及投資策略，並求出了期望效用（常系數風險厭惡型效用函數）最大化下的最優消費和投資組合。第五章考慮了由於外部事件的影響導致股票價格的動態路徑出現跳躍時的最優消費及投資策略，並求出了期望效用（常系數風險厭惡型效用函數）最大化下的最優消費和投資組合。
  8. The gnu c library provides such a large selection of input and output functions that the hardest part is often deciding which function is most appropriate

    Gnu c的庫文件提供了大量可供你選用的輸入/輸出函數?但往往卻很難決定到底使用哪一個函數最為合適。
  9. The paper ’ s main works are as follow : ( 1 ) several methods of getting pitch period are researched in details. according to the real - time demand for the systems, the methods for pitch searching are simplified as follow : after searching the peak value point every third point within pitch range, search the peak value point every point near the current peak value point

    （ 1 ）研究了基音周期的求取方法，並根據系統的實時要求，將逐點搜索基音周期的方法簡化為粗細法，即在基音周期范圍內隔點搜索相關函數最大峰值點，然後在此時得到的最大峰值點附近繼續搜索，將最後得到的峰值點作為基音周期值。
  10. The frontier production function, a parametric function of any form, can be estimated by sample data. this study shows that the projected panel data, which is the inputs and relative exponential maximum output data set, obtained by conducting the data envelopment analysis with the log inputs and output, is approximately piecewise cobb - douglas under a certain assumption

    根據前沿生產函數的定義，本文利用投入產出的對數形式和數據包絡分析方法求出了相對指數最大產出，並證明了在一定的條件之下，這種數據結構即所謂的支撐面板數據具有分段近似cobb - douglas性。
  11. A permutated implicit enumeration for the linear 0 - 1 programming model is proposed according to the generic model in this thesis, which utilizes the relationship between the objective functions, permutes the constrained solutions so as to search the optimum solution in the aggregate of minimums and accelerate the convergence speed

    針對多機場的非實時流量管理的模型，提出了基於排序的隱枚舉法，它利用目標函數值大小的相對關系，對約束條件解進行排序，在最小解集中尋找最優解，以加快收斂速度。
  12. Spread spectrum code emitted by navigation station has correlative operation with the signal produced by receiver, through measuring the place of maximal correlative function, we can measure the spreading time of the navigation station ’ s signal, so we can measure the distance between navigation station and receiver

    區域導航利用導航臺發射的擴頻碼與接收機產生的本地信號進行相關運算，通過測量相關函數最大值的位置，來測定導航臺信號傳播時間，從而測定導航臺到接收機的距離。
  13. Solving the maximization problem of the continuous functions based on ant optimization algorithm

    求解連續函數最大值的螞蟻優化演算法
  14. The classifier with ability of feature selection is studied to prepare for face cascade representation and to make it possible to detect and recognize face fast and accurately. finally, construction of an array of classifiers is researched, and an effective method to design classifiers of fast face detection and recognition with complex background is presented, which is able to radically discard redundant areas and realize a robust real - time face detection designed for complex background and recognition system with large face database. finally, a fast face detection and recognition system for images with complex background is proposed and implemented by combining face cascade representation and classifier design

    首先研究了在人臉檢測和識別中常用的分類器，比如符號函數、最近鄰、神經網路、 svm 、 adaboost等，選擇了適合於人臉檢測和識別的分類器，並提出了結合pca特徵和rbf進行人臉姿態的判別方法：其次研究了具有特徵選擇功能的分類器發計，這為人臉的級聯表示提供了條什，也為快速準確的人臉檢測和識別提供了可能；最後，對組合分類器設計進行了研究，提出了適于復雜背景下快速人臉檢測和識別的有效分類器設計方案，這使得人臉檢測和識別能夠快速剔除不感興趣區域，為復雜背景下實時人臉檢測和大型人臉庫的快速識別提供了可能。
  15. Abstract : in this paper, we investigate some properties of cone - continuous vector - valued functionsand the greatest cone lower bound, and prove the connectedness of the cone efficient solutionset for a cone - continuous vector - valued cone - quasiconcave function under the condition thatthe image set is cone - convex

    文摘:本文討論了錐連續函數及錐最大下界的性質，在此基礎上討論了錐連續錐擬凹向量函數最大化問題有效解集的連通性，證明了當象集為錐凸集時錐有效解集是連通的
  16. In order to apply the central scheme to higher mach number flows, the sensor about pressure or temperature are modified with some tvd - like properties. modification to van leer scheme about the energy component can preserve a constant total enthalpy in the steady flows

    對vanleer格式中的能量分裂式進行改進，使其在定常流動中總焓守恆；採用統一的通量矢量函數，最大程度地實現了流場程序向量化，計算效率得以提高。
  17. The study shows that rock stress sensitivity has the following characteristics : rock property has little sensitivity to stress, of which porosity has the least, permeability less, and compression coefficient most ; the rock property decreases with formation pressure decrease ; in the same formation pressure drop, decrease amplitude of the rock property is not a continuous function of permeability but related to distribution scope of permeability

    研究得出，巖石的應力敏感性特徵主要有：巖石物性對應力的敏感性總體上不大，其中以孔隙度最小，滲透率次之，壓縮系數最大；巖石物性隨地層壓力的下降而下降；在同一地層壓降下，巖石物性下降幅度不是滲透率的連續函數，而是與滲透率分佈范圍有關，高滲透率范圍，巖石物性下降幅度小，低滲透率范圍，巖石物性下降幅度大。
  18. Hi designing the edge detection algorithm, the multi - scales character of the wavelet change and the character of the b - spline function as a best smoothing filter are combined. based on the scheme of local modulus maxima, a b - spline wavelet function is designed to detect the edge points

    在邊緣檢測演算法中，我們結合了子波分析的多尺度特性和b -樣條函數最優平滑濾波器的特性，採用模極大值和b -樣條子波進行邊緣檢測。
  19. We give the analysis of the fundamental maximum function, by twice integrating a core function and find four type smoothing approximations for it through convolution. we continue to find the smoothing approximations of general maximum function. at last we propose the parametric smoothing approximations of the original problem

    先選擇適當的核函數，再利用卷積理論得到可以替代最簡單的最大值函數的光滑函數；再進一步找到替代一般的最大值函數的光滑函數，最後解決本文要解決的非光滑優化問題。
  20. Manager will always pursuit for maximum of his own utility function, avoid risk and be lack of risky spirit, so it will be contrary to the motivation that nominating him

    經理人尋求自己個人效用函數最大化，他規避風險，缺乏冒險精神，有可能脫離所有者任命經理的最大動機。
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