函數和映射 的英文怎麼說

中文拼音 [hánshǔyìngshè]
函數和映射 英文
functions and mapping
  • : 名詞1. [書面語] (匣; 封套) case; envelope 2. (信件) letter 3. (姓氏) a surname
  • : 數副詞(屢次) frequently; repeatedly
  • : 和動詞(在粉狀物中加液體攪拌或揉弄使有黏性) mix (powder) with water, etc. : 和點兒灰泥 prepare some plaster
  • : 動詞1. (因光線照射而顯出物體的形象) reflect; mirror; shine 2. (放映) project a movie
  • : Ⅰ動詞1 (用推力或彈力送出) shoot; fire 2 (液體受到壓力迅速擠出) discharge in a jet 3 (放出) ...
  • 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 detail is clarified as follows : l ) based on the chaotic technology and contemporary encryption approach the paper put forward a new chaotic sequence, which introduced the m - sequence and the method of shrink key - the stream generator. the complexity of the sequence was promoted as the random alteration of the parameters of chaotic mapping, and at the same time, the shrinking key was used to enhance the security further more ; 2 ) the performance of one - way hash function was improved and new hash function construction methods are proposed through a novel hash method based on chaotic mapping and the aes - the rijndael algorithm. the algorithm of hashing messages of arbitrary length into 256 bits hash values was designed

    按照這種方法,輸出序列的周期性得以大大提高,理論分析計算機模擬結果表明,該方法可以產生具有良好統計特性的密鑰流,而且易於軟硬體實現: 2 )實現了一種基於混沌分組密碼rijndael演算法的單向hash的構造方法,即使用logistic混沌產生混沌二值序列,序列的分組與明文序列分組進行按位異或后,進入rijndael加密模塊,所得的結果再加入到反饋端,參與下一分組輸入的異或運算,迭代結束時的rijndael加密結果即為所求的hash值。
  2. Discusses the special debug versions of the heap allocation functions, including : how the crt maps calls, the benefits of calling them explicitly, how to avoid conversion, tracking the separate types of allocations in client blocks, and the results of not defining debug

    討論堆分配的特殊「 debug 」版本,包括: crt如何調用、顯式調用它們的好處、如何避免轉換、跟蹤客戶端塊中單獨的分配類型不調用_ debug的結果。
  3. On the basis of theory analysis, the average transmitted light intensity ( correspond to dc value ) was determined as characteristic parameter of raw water using photoelectric method for monitoring the fluctuation of transmitted light and photometric dispersion analyzer ( pda ). the dc value was closely related to both particle concentration and surface area of sand clay simultaneously. the experimental results shows that there is an exponential function relation between dc and surface area of sand clay in unit volume water ( sp ) : dc = asbp in which a and b are empirical coefficients. then the formula of macromolecule flocculant dosage is found to be d = f ( dc ) = e ( dc ) f in which e and / are empirical coefficients and the average correlation coefficient equal to 0. 981. so the model of automatical control system of water treatment plant was established using the formula

    應用透光率脈動檢測技術光散顆粒粒度分析儀( pda ) ,通過理論分析,將pda的輸出信號之一? ?平均透光強度(對應于dc值)作為原水的特性表徵參, dc值可以同時反顆粒濃度比表面積因素的影響,試驗結果證明, dc值與單位體積水中泥沙顆粒總表面積s _ p之間具有很好的冪關系: dc = cs _ p ~ d ,式中c 、 d為經驗系,進而得到了以dc值為參的高分子絮凝劑投藥量公式: d = f ( dc ) = e ( dc ) ~ f ,式中: e 、 f為經驗系,平均相關系達0 . 981 ,利用所建立的公式,建立了前饋? ?后饋聯合控制的在線自動投藥模型。
  4. The second chapter sets forth the theorem basis of fractal image compression. by researching the property of iterate function system in metric space, two basic theorems are brought outthe fixed - point theorem of contract mapping and collage theorem. in the third chapter, fractal image compression method based on block partition is discussed and implemented

    接著在第二章中闡述了分形圖象壓縮的理論基礎,通過對完備空間中迭代系統性質的研究,提出了分形圖象壓縮的兩個基本定理:壓縮的不動點定理拼貼定理。
  5. A k - role assignment of graph is an assignment of role, if g is a graph, a k - role assignment is a surjective function mapping each vertex into a positive integer 1, 2. . . k, so that if x and y have the same role, then the sets of roles assigned to their neighbors are the same

    -角色分配就是一個角色分配,也稱為角色染色。 g是一個圖, -角色分配就是把圖上各頂點到正整{ 1 , 2 , … , }的一個滿,它滿足:如果xy有相同角色,那麼與之相鄰接的點的角色集合也相同。
  6. In this paper, some new concepts are introduced for functional monotonicity and co - coerciveness of set - valued mappings, and variously possible implication relationships are studied among known and new concepts

    摘要本文介紹幾個新的集值單調性餘強制性概念,並討論它們與已有概念間各種可能的蘊含關系。
  7. Abstract : in this paper, some new concepts are introduced for functional monotonicity and co - coerciveness of set - valued mappings, and variously possible implication relationships are studied among known and new concepts

    文摘:本文介紹幾個新的集值單調性余強制性概念,並討論它們與已有概念間各種可能的蘊含關系
  8. The algorithm have the good one - way property, high sensitivity to initial values and good security due to the intrinsic characteristic of chaotic system and rijndael algorithm. the simulation experiment demonstrates the convenience and good hash performance ; 3 ) a new scheme of digital voice secure communication was proposed based on chaotic modulation without additional synchronization. the modulation sequence generated by chaotic logical mapping was used to encrypt the digital voice signal

    混沌系統rijndael演算法的固有特點使該演算法具有較好的安全性、對初值有高度的敏感性以及較好的單向性能,並且易於實現,是一種有效的單向hash; 3 )研究了一種無需同步的基於混沌調制的字語音保密通信系統的方案,利用邏輯產生混沌調制序列,以該序列作為密碼對字語音進行加密處理,為了更好的隱匿信號特徵,混沌調制在小波分解的基礎上,對不同的通道使用不同的參進行,並借鑒混沌掩蓋對信息信號進行了限幅處理,使密文完全隨機化。
  9. This dissertation studies mainly approximations to special classes of set - valued maps and their applications, in order to compute differentials of some class of set - valued maps and to solve basis theories of constructing high - ordered methods of nonsmooth functions. then results obtained in this dissertation are applied to optimality theories in optimization

    本文針對研究非光滑的高階演算法的理論基礎集值的微分的計算的課題,主要研究幾類特殊類型的集值的(方向)導的計算與近似,並將得到的結果應用到優化的最優性理論中。
  10. In the third chapter, we will study the existence and uniqueness of the classical global solution and generalized global solution to the periodic boundary value problem and the cauchy problem for this kind of equation. in the second chapter, we study the following nonlinear wave equation of higher order : with the initial boundary value conditions or with where a1, a2, a3 > 0 are constants, ( s ), f ( s0, s1, s2 s3, s4 ) are given nonlin - ear functions, u0 ( x ) and, u1 ( x ) are given initial functions. for this purpose, by green ' s function of a boundary value problem for a fourth order ordinary differential equation we first reduce the problem ( 1 ) - ( 3 ) to an equivalent intergral equation, then making use of the contraction mapping principle we prove the existence and uniqueness of the local classical solution for the intergral equation

    本文分三章,第一章為引言;第二章研究一類非線性高階波動方程的初邊值問題的整體古典解的存在性唯一性,以及古典解的爆破;第三章研究此方程的周期邊界問題cauchy問題的整體廣義解整體古典解的存在性唯一性,具體情況如下:在第二章中,我們研究一類非線性高階波動方程的如下初邊值問題:或或其中a _ 1 , a _ 2 , a _ 3 0為常, ( s ) , ( s _ 0 , s _ 1 , s _ 2 , s _ 3 , s _ 4 , )為已知的非線性, u _ 0 ( x ) , u _ 1 , ( x )為已知的初始,為此,我們先用四階常微分方程邊值問題的green把上述問題轉化為等價的積分方程,然後利用壓縮原理證明此積分方程局部古典解的存在性唯一性,又用解的延拓法證明上述問題整體古典解的存在性唯一性,主要結果有:定理1設u _ 0 ( x ) , u _ 1 ( x ) c ~ 4 [ 0 , 1 ]且滿足邊界條件( 2 ) ,若以下條件滿足:其中a , b月0為常, w
  11. When target manifold is r, . if u is a function of finsler manifold, we can define laplace operator, it is well - defined. if u is called the eigenvalue of the laplacian a and u is called the corresponding eigenfunction

    眾所周知,對于黎曼幾何,調是調的推廣,且當目標流形為r時,二(喲二撇el ] .因此對于屍『 nsler流形m上的。可以定義laptace運算元為。
  12. Chapter 2 established derivatives of a class of set - valued maps and differentials of subdifferential maps of convex functions in the sense of tyurin ( 1965 ) and banks & jacobs ( 1970 ) based on theories of convex pairs space

    在第2章中,建立了一類基於凸集對空間的理論在tyurin ( 1965 )banks & jacobs ( 1970 )意義下集值的導的計算公式的次微分的微分。
  13. The paper points out that different material must be imitated through different methods. in the paper, the standard material is imitated by using illumination model, and the non - standard material is imitated by using texture and illumination model. last, using the realistic image synthesis technique, material function and the rendering technique, i realize the scene modeling, projection transformation, visible - surface detection, illumination model and surface rendering in this paper

    其次,根據材質屬性的不同將材質分為標準材質非標準材質,並且根據材質的不同屬性而採用不同的方法進行模擬,對標準材質,如銅、鐵通過光照明模型技術來模擬;對木材等非標準材質通過紋理技術來逼真的模擬,並分析總結出模擬各種材質的經驗模型,即一個初步的紋理生成,在此基礎上對進行了學演變,最終建立一個比較完善的紋理生成,並且對中的主要影響因素進行了分析。
  14. The streamlines of the flow are obtained from an exact analytical treatment of the stokes equations by making use of finite element methods and complex function theory. based on the calculations, the formation and evolution of vortices in the flow are visualized

    運用有限元方法,從斯托克斯方程,連續性方程方程出發,通過有限元離散、等參元值積分牛頓迭代,得到有限元方程的精確值解,利用后處理軟體對得到的值結果進行了可視化處理。
  15. The conception of financial ecology provides a new research method for finance - the essential motivity of economics. it emphasizes the system view of financial field and the unfinancial field concerned as whole and the financial risk concerned with the financial external surroundings. the financial field is faced with complete opening from china affiliated to wto, and it takes rigorous test to our financial ecology

    在本文的研究中,運用了系統論、信息論的觀點拓撲學的方法,通過構建金融生態中信息的響應資源配置的結果,建立從金融生態的系統空間到信息空間,再到資源配置空間的,分析金融生態中的信息集中信息分散的過程,從宏觀的運行機制上研究金融生態的信息效率問題。
  16. The thesis uses 0 - 1 integer linear programming to construct algorithm - hardware mapping models. based on bounds of data flow graph proposed by barwell and hodges, cost function combining iteration periodic bound with periodic delay bound and several constraints are proposed

    根據已提出的據流圖的界,確定規劃模型的目標,即最小化循環周期界周期延遲界,進而建立規劃問題的一系列的約束條件。
  17. By using the modified mapping method and the extended mapping method, we derive some new exact solutions of the higher order nonlinear schr ? dinger equation, which are the linear combination of two different jacobi elliptic functions

    摘要通過修正的方法推廣的方法,我們得到了高階非線性薛定諤方程新的精確解,它們是兩個不同的雅可比橢圓的線性組合。
  18. This paper focuses on the structure function and design principle of data controls. chapter 1 designing and realization of vxibus based test platform ; chapter 2 slider controls of data controls ; chapter 3 constant controls ; chapter 4 variable controls ; chapter 5 access array and array mapping ; chapter 6 collector and print ; chapter 7 some mathematics functions ; chapter 8 radar test program ; chapter 9 my some advices for test platform

    論文分為以下幾個部分:第一章介紹vxi總線測試軟體平臺中控制項的構成實現,第二章介紹據控制項中的滑塊控制項,第三章介紹常控制項,第四章介紹變量控制項,第五章介紹訪問控制項,第六章介紹收集器控制項列印,第七章介紹部分,第八章介紹使用我們平臺編制的合肥38所雷達測試程序,第九章介紹提出我的改進意見。
  19. The basic idea to construct grpcs is to establish object topology first, then use geometry to change the shape of differential manifold. in chapter 2, we discuss the theoretical framework of grpcs that includes some relative idea about differential manifold. firstly, the definition of potential function on manifold is given

    本文首先討論了廣義有理參曲線曲面的理論基礎,依次闡述了黎曼幾何中關于流形、函數和映射的基本概念,並在此基礎上提出了微分流形上勢的定義。
  20. Chapter 4 introduce the design of the chaotic adc circuit, and also give the simulation result in pspice. chapter 5 optimize the chaotic adc from both the mapping function and the architecture of circuit, and give some theoretical analysis and comparison

    第5章從電路結構兩方面對混沌a / d轉換器的設計方案作了進一步的優化,並對其基本性能作出了理論分析比較。
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