自由函數 的英文怎麼說

中文拼音 [zìyóuhánshǔ]
自由函數 英文
free function
  • 自 : Ⅰ代詞（自己） self; oneself; one s own Ⅱ副詞（自然;當然） certainly; of course; naturally; willin...
  • 由 : causereason
  • 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
  • 自由 : freedomliberty
  • 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 north border of the basement, extended from west to east along the north latitude 38, this latitude structure zone is part of the zone in the middle of ordos basin along the north latitude 38, this is caused by the rate of earth rotation, according with the condition of global harmonic function

    壓陷北界沿北緯38帶東西向展布，該緯向構造是沿鄂爾多斯盆地中部38帶分佈的緯向構造帶的一部分，是由地球自轉速率變化引起，符合全球協和函數的條件。
  2. The distance from the impermeable base to the free surface is a function of space and time.

    由隔水底板至自由面的距離是空間和時間的函數。
  3. In this text, we first do some research on the genetic algorithm about clustering, discuss about the way of coding and the construction of fitness function, analyze the influence that different genetic manipulation do to the effect of cluster algorithm. then analyze and research on the way that select the initial value in the k - means algorithm, we propose a mix clustering algorithm to improve the k - means algorithm by using genetic algorithm. first we use k - learning genetic algorithm to identify the number of the clusters, then use the clustering result of the genetic clustering algorithm as the initial cluster center of k - means clustering. these two steps are finished based on small database which equably sampling from the whole database, now we have known the number of the clusters and initial cluster center, finally we use k - means algorithm to finish the clustering on the whole database. because genetic algorithm search for the best solution by simulating the process of evolution, the most distinct trait of the algorithm is connotative parallelism and the ability to take advantage of the global information, so the algorithm take on strong steadiness, avoid getting into the local

    本文首先對聚類分析的遺傳演算法進行了研究，討論了聚類問題的編碼方式和適應度函數的構造方案與計算方法，分析了不同遺傳操作對聚類演算法的性能和聚類效果的影響意義。然後對k - means演算法中初值的選取方法進行了分析和研究，提出了一種基於遺傳演算法的k - means聚類改進（混合聚類演算法） ，在基於均勻采樣的小樣本集上用k值學習遺傳演算法確定聚類數k ，用遺傳聚類演算法的聚類結果作為k - means聚類的初始聚類中心，最後在已知初始聚類數和初始聚類中心的情況下用k - means演算法對完整數據集進行聚類。由於遺傳演算法是一種通過模擬自然進化過程搜索最優解的方法，其顯著特點是隱含并行性和對全局信息的有效利用的能力，所以新的改進演算法具有較強的穩健性，可避免陷入局部最優，大大提高聚類效果。
  4. For this reason they are often referred to as "spin wavefunction".

    由於這個原因，常把他們稱作「自旋波函數」。
  5. Using these dates, the study develops a supply - demand analysis system ( consists of cobb - douglas production function modek nerlovian supply response model and double log demand function model ) to point out all the important factors affecting the supply and demand of japonica rice in china and the extent of influence respectively, especially the paper analyzed the trade status and international competitiveness of japonica rice thoroughly under the framework of china ' s joining to the wto, and according to the analysis of development trend and natura1. economic and social factors of influencing japonica rice industry, predicts the development of japonica rice industry in 2005 and 2010, brings forward some of strategies and suggestions for the future development of japonica rice industry

    以這些數據為基礎構造了我國粳稻（米）的供求分析系統（該系統由c - d生產函數模型、 nerlovian供給反應模型和雙對數需求函數模型三大模型構成） ，以此來揭示影響我國粳稻（米）供求的各種重要因素以及各因素的影響程度，特別是在wto框架下，比較全面、深入地分析我國粳米的貿易態勢和國際競爭力問題，同時根據當前我國粳稻產業的發展態勢以及對影響粳稻產業發展的自然、經濟和社會等各重要因素進行分析，據此預測我國粳稻產業在2005年和2010年的發展情況，並對我國粳稻產業的未來發展提出相應的對策和建議。
  6. Before the connectting between moden and other equipments, it works at the cammand mode, the cammand that is send to moden is used to set or manipulate the mode, after the connectting between moden and other equipments, it works at connectting mode, at that time, the cammand send from the computer is send to another computer which will pass the moden and telephone line. the moden control cammand is called " at " cammand, all the control manipulation is realized by sending the ascii character to moden, after the moden received the " at " cammand, it firstly judges the cammand, secondly, it analyses and executes the cammand, finnally, it executes a response by sending back a ascii character, during the deseign of below - computer, we introduce in detail the deseign of system hardware and system software, below - computer system hardware and system software, below - computer is made up of microchip collecting and controlling system, which finish the strobe and water level data collection, display and disposal, deal with the communication with the above - computer, the microchip is the centre of data dealing with, the peripheral equipments are made up of data collecttion module, control cammand input module, display module, execute output module, and long - distance communication module

    在moden控制軟體的設計中，詳細敘述了moden正常工作時的幾個重要函數：初始化函數、撥號處理函數、應答處理函數、掛機處理函數，設計並調試了四個函數的通信程序，數據機工作時存在兩種模式，命令模式與連線模式，命令模式是針對功能設置的模式，連線模式是數據傳輸的模式。當數據機未與其他設備連接時，其處于命令模式，這時候下達給數據機的指令是作為數據機本身設置或操作用的；當數據機已經與其他設備連接時，其處于連線模式，所有在此時由計算機送至數據機的信息都將經由電話線傳送到另一部計算機上。專門使用於控制數據機的指令集被稱為「 at指令集」 ，對moden的所有操作（如撥號、應答、掛機等）都可以通過給moden發送ascii字元串來實現， moden在收到at命令后，先對命令進行判斷，接著分析和執行命令緩沖區中的命令，最後以自身的ascii字元對命令作出響應。
  7. In the proposed model, the cobb - dauglas production function is introduced to describe the increase of knowledge caused by knowledge diffusion, a kind of collaborative production of knowledge

    該模型將由知識擴散所引起的知識增長當作一種知識產品的合作生產，引入柯佈道格拉斯生產函數，並分別考察在個體不進行知識自我增長和進行知識自我增長情況下的知識傳播。
  8. A player ' s type is the strategy set, information partition, and payoff function which nature chooses for him at the start of a game of incomplete information

    參與者的類型指他的策略集、信息分割和支付函數，在不完全信息博弈中，這些都是由自然在博弈之初的選擇所決定的。
  9. The major achievements are listed as the followings : mathieu functions remain difficult to employ, mainly because of the impossibility of analytically representing them in a simple and handy way. the methods for the computation of all mathieu functions of integer orders for large range of the order n and the parameter q were presented here. the calculations were made by programs using matlab to compute the mathieu functions

    本論文的主要工作:由於在使用馬丟函數時存在一些困難，主要是因為不能簡單方便地對其進行解析表示，我們給出整數階各類馬丟函數的詳細計算方法，該方法適合較大范圍的階數n和參數q值，實際計算中採用了matlab軟體進行編程實現，並給出了各類馬丟函數在自變量和q值兩個參數變化下的三維可視化圖形。
  10. The dissertation refers to comparatively full literatures in the field of vsc, and the development history and characteristics of vsc are summarized, and the elementary concepts, elementary definitions, elementary properties, elementary principles and design methods are particularly introduced, and the causes of the chattering phenomenon are systematically analysed, and the study status of the chattering phenomenon and the main methods to eliminate the chattering are elaborated. for the deficiencies of traditionary methods, three improved methods are developed, which are improved exponent reaching law solution, variable boundary layer solution and the solution by adding an auxiliary continuous control term. for uncertain linear systems, an adaptive fuzzy integral variable structure control stategy ( afivsc ) is put forward to eliminate the chattering around the sliding plane, which introduces fuzzy logic to soften the non - linear discontinuous sig nal in the control variable and utilizes adaptive theory to adjust output membership function according to how much the uncertainty of the system is

    比較全面地查閱了關于變結構控制理論的文獻，總結了滑模變結構控制的發展歷史和特點，詳細介紹了變結構控制的基本概念、基本定義、基本性質、基本原理以及設計方法；系統分析了變結構控制系統抖振產生的機理，並闡述了國內外目前對抖振問題的研究現狀以及消除抖振的主要方法；針對傳統抑制和消除抖振方法的不足，改進了傳統方法，得到了三種新的消除抖振的方法? ?即改進的指數趨近律法、可變邊界層法和附加連續項法；針對不確定性線性系統，在變結構控制策略中引入模糊邏輯和自適應理論來消除滑動平面上的抖振，提出了一種自適應模糊積分變結構控制方案（ afivsc ） ，利用模糊邏輯來柔化控制量中非線性不連續部分，採用自適應理論，根據系統不確定性大小在線調整模糊輸出量的隸屬函數，另外，鑒于模糊控制本質上是有靜差的，所以本文選擇了帶積分項的切換函數，由於積分項的存在使系統較正為無靜差系統。
  11. Information of system auto and cross spectrum, auto and cross correlation. coherent function, signal to noise ratio, frequency response and impulse response was established to help the study and arrangement of the module components

    由力規及加速規兩量測之時域訊號，經快速富利葉轉換，計算其自頻譜及互頻譜，再經反富氏轉換回時域之自相關及互相關函數、相通函數、訊噪比、頻率響應函數、脈沖響應函數。
  12. Aiming at the problem on taking no account of relation of forecast factors and instability of regression results caused by selected factors with no orthonormalization which would bring out error to computational results, monadic linear regression analysis and nature orthonormalization function as well as stepwise regression were integrated to establish forecast models of cold in nanjing and upper respiratory tract infection, cerebral hemorrhage as well as cerebral infarction in jinhua

    過去在選擇預報因子時沒有考慮預報因子間的相關性，挑選的預報因子由於非正交使回歸計算的結果不穩定，給計算帶來一定的誤差。針對這一問題，文章將一元線性回歸分析、自然正交函數法（ eof ）和逐步回歸方法結合起來，建立了南京感冒以及金華的上呼吸道感染、腦出血和腦梗塞的發病指數預報模型。並將模型結果與逐步回歸法建立的模型進行比較。
  13. This thesis reports an analytic study on the giant - magnetoresistance of multi - layer sandwich structure and spin - valve structure by using green function quantum statistics approach and nonlinear kubo formula that was derived by sub - dynamics theory

    本論文報導使用量子統計格林函數方法以及由子動力學理論推出的非線性響應理論對多層膜三明治結構和自旋閥結構的巨磁電阻效應的解析研究。
  14. The local router checks the response against its own calculation of the expected hash value

    本地路由器對照自己計算期待雜湊函數的數值來檢查回覆。
  15. The genetic algorithm, which simulates the evolutional process of the nature, is a global and robust algorithm, and the construction of orthogonal multiwavelets via genetic algorithm makes the guideline to determine multiwavelets clear and simple. 2

    遺傳演算法是模擬自然進化過程的全局性魯棒優化演算法，利用遺傳演算法來確定由短序列正交多尺度函數所生成的正交多子波，使確定多子波的思路變得清晰而簡單。
  16. To correct these effects, two methods were introduced in this paper : using weighted function to constrain second phase error caused by dispersion, and utilizing pga algorithm to reduce the phase perturbation due to the irregularities of the ionosphere

    本論文介紹了兩種校正方法：利用加權函數抑制色散效應引起的二次相位誤差，以及使用相位梯度自聚焦演算法較正由電離層的不規則性引起的信號相位起伏。
  17. Perfection and adjustment according to system properties, it combines genetic algorithms with fuzzy control, detailed analyzes the problem of designing fuzzy controller and proposes two advanced schemes : first scheme : the change - of - variables are emerged into input variables of the simple fuzzy controllers of oil feeding pump system as one variable, and one pi block is connected after output of fuzzy controllers, consequently the structure of the improved fuzzy controller is analyzed, finally genetic algorithms with adaptive probabilities of crossover and mutation is applied to optimize membership functions and fusing factors of the fuzzy controllers, and the simulation results of before and after optimization are compared

    由於在模糊控制器的設計過程中存在較多的人為因素，為了實現根據系統特性對模糊規則和隸屬函數進行自動修正、完善和調整，本文將遺傳演算法和模糊控制結合起來，並針對前面設計的模糊控制器中所存在的問題進行了詳細分析，提出了兩種改進方案： 1在簡單模糊控制器的輸入變量中加入了變量變化率的信息，即將輸入變量和變量的變化率融合為一個輸入量，並在模糊控制器的輸出端加入比例、積分環節，然後分析了這種改進后的模糊控制器的解析結構，最後採用改進后的自適應遺傳運算元的遺傳演算法對模糊控制器中的隸屬函數和融合因子進行優化，並將優化前後的結果作了比較和分析。 2
  18. Simulation results for non - isothermal flow pass plate have been shown. the spatial correlations in a fluid subjected to an external temperature gradient have been computed by using cellular automata simulations of a simple lattice - gas model with temperature. but, this theory is found limitedly applied to mechanics

    並給出了平板非等溫流體繞流流動現象的模擬結果；通過採用一個含有溫度的簡化格子氣模型，用細胞自動機方法，模擬計算了服從于外部溫度梯度的二維流體中的平衡與非平衡空間相關函數，數值結果表明：該方法的計算結果和由漲落流體動力學理論的預言在是性上是完全符合的； bernsdorf等人用ca討論在復雜障礙物情況時的流體流動問題。
  19. The second aspect : from qgp kinetic equations with collision integrals, by using the relaxation time approximation, we calculate the distribution functions to the second order correction. we obtain the distribution functions for quarks ( and anti - quarks ) and gluons under perturbation of the fluctuation of the color field. then in the high - temperature - low - density area, we discuss the characteristics of the distribution functions, and use t hem to get the net baryon density and the energy density

    第二，從有碰撞項的qgp動力論方程出發，忽略自旋，在色漲落擾動下，利用弛豫時間近似，得到夸克和膠子分佈函數的二級修正，通過數值分析重點討論了高溫低密情況下qgp中成分粒子分佈函數的特性，並且由分佈函數得到凈重子數密度和能量密度。
  20. During unit startup and load is lower than 15 %, drum level is controlled by feedwater control valve, feedwater pump remains at minimum safety speed ; when load is between 15 % and 25 %, feedwater control valve is closing at fixed speed determined by function module, main motor - operated - valve is opened automatically, control mode of drum level is transferred to feedwater pump automatically and bumplessly ; when load is between 25 % and 50 %, control valve is closed fully, and main motor - operated - valve is open fully, drum level is controlled by one pump ; when load is more than 50 %, first pump is kept in operation, second pump is putting into operation automatically and

    在機組啟動、沖轉及機組並網至15 %負荷階段，給水泵維持在最低安全轉速下運行，汽包水位由低負荷給水調節閥自動控制; 15 %至25 %負荷階段，給水調節閥由函數模塊按照一定的速率自動平滑關閉，主給水電動門自動打開，汽包水位控制方式自動無擾切換為給水泵自動控制;負荷在25 %至50 %階段時，給水調節閥已完全關閉，主給水電動門已完全打開，水位控制已全由單臺給水泵承擔;負荷大於50 %后，在第一臺給水泵運行的同時，第二臺給水泵自動無擾投入。
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