逆函數的 的英文怎麼說
中文拼音 [nìhánshǔde]
逆函數的
英文
contrafunctional- 逆 : Ⅰ形容詞1 (方向相反) contrary; counter 2 [數學] inverse; converse Ⅱ動詞1 (抵觸; 不順從) go aga...
- 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
- 的 : 4次方是 The fourth power of 2 is direction
- 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
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( 2 ) it explains the basic concept of time series, some kinds of the common time series models and the development characteristics of time series in detail. it analyses how to judge the model from the self - related function and the deviation related function. determining a better standard to set up models from the comparison of some kinds of fixed step time series standards, then predicts utilizing the counter function
( 2 )詳細闡明了時間序列的基本思想、幾種常見的時間序列模型以及時間序列的動態特徵,分析了如何利用自相關函數和偏相關函數來對模型進行判定,通過對時間序列的幾種定階準則的比較,確定一種好的定階準則來建立模型,從而可以利用逆函數法進行預報。This dissertation can be divided into three parts as following : focusing on institutional risk control, this dissertation demonstrated the effect of institutional risk on dis " objects by analyzing the relationship between deposit insurance and financial development, financial stability and market discipline, in light of foreign or native primary theory and empirical results of dis. in virtue of statistical method and with the theory of game, this dissertation explored the cause the institutional risk such as moral risk and adverse selection, on the basis of which discussed the approach of controlling institutional risk and proper deposit insurance pattern. because deposit insurance assessment is the core of institutional risk control, this dissertation introduced and discussed deeply the passive casualty - insurance model, the option - pricing model, the game - theory - based pricing model, and reasonable pricing interval, and put forward the hierarchical pricing strategy of dis on the balance of information confiscatory and risk - based - assessment necessity
本文以存款保險制度風險控制為中心,在借鑒國內外關于存款保險制度的基本理論和實證的基礎上,通過分析存款保險與金融發展、金融穩定和市場懲戒等方面的關系,論證了存款保險制度風險對存款保險制度目標的影響;並藉助統計學的方法,運用信息博弈論的觀點,從主要制度參與者? ?投保機構和存款保險機構? ?的效用函數出發,對存款保險所引發的道德風險和逆向選擇等制度風險的成因進行深入的剖析,探討有效控制制度風險的途徑和制度參數的安排模式;由於存款保險定價是制度風險管理的核心問題,本文還專門對意外存款保險消極模型、存款保險的期權定價模型、基於信息經濟學的存款保險定價模型以及合理定價區間等定價模式進行深入分析和詳細評述,闡述各種定價思路的局限性和可能運用的空間,通過權衡信息的充分性和風險定價的必要性,提出存款保險制度的層次性定價策略。The properties of the and variation functions are generalized to the generalized regular variation functions and their inverse functions -
,將變化函數及其逆-變化函數的性質推廣到廣義正規變化函數及其逆函數Considering the difference - resisting capacity of power function in classic s - box, we substitute the inverse function by better power function. we prove that these change do not influence the difference resisting capacity from the theory
其次考慮到經典s盒中冪函數的抗差分攻擊能力,我們用冪函數取代rijndael演算法中s盒的求逆運算。The spectral analysis of non - orthogonal functions cannot be obtained by orthogonal integration method. only the spectral analysis of some particular non - orthogonal functions can be realized by integral transformation. thus, the concept of reflection matrix is proposed and the mirror symmetry of spectral analysis for non - orthogonal function is revealed. any element functions whose reflection matrix can be obtained possesses its inverse element function. the spectral vector corresponding to an element function possesses its inverse spectral vector corresponding to the inverse element function. by reflection matrix the mapping relation of element function pair and spectral vector pair can be established. spectral analysis of non - orthogonal functions can be obtained with this symmetry by using the integration method as in the case of orthogonal functions, instead of calculating the inverse matrix as usual. so a convenient and practical method for spectral analysis of non - orthogonal functions is offered
非正交函數不能利用正交積分來實現譜分解.僅有某些特殊的非正交函數可以通過積分變換實現譜分解.本文提出了反射陣的概念,揭示了非正交函數譜分析的鏡像對稱性.任何能夠建立起反射陣的元函數存在著它的逆元函數,並且任何基於該元函數的譜向量同時也存在著基於逆元函數的逆譜向量.元函數對與譜向量對通過反射陣建立映射關系.利用這種對稱性,非正交函數可以象正交函數一樣使用積分方法獲得譜分解結果,而不必使用求解逆陣的方法,從而為非正交函數的譜分解提供了便捷、實用的方法First, in virtual of identification of flaws is a typical of in - verse problems, proceeding from time - harmonic electromagnetic maxwell ' s equa - tion and helmholtz equation, the uniqueness and existence of direct scattering problems including the numerical algorithms of diverse of boundary conditions is given. second, the uniqueness and existence of inverse scattering problems and the theory of ill - posed integral equation are briefly looked back upon. finally, indicator function method for boundary identification is set up under all kinds of boundary conditions for inverse scattering of homogenous and inhomogenous objects, meanwhile, the proof of possibility for near - field measurements and nu - merical simulation are given
由於缺陷的識別是一類典型的反問題,因而首先從時諧電磁maxwell方程和helmholz方程出發,具體地闡述了求解正散射問題的有關方法,包括各種(夾雜)邊界條件下的數值解法,就解的存在性唯一性給予了肯定的回答;隨后對逆散射問題的理論作了簡短的回顧,包括解的唯一性以及非線性不適定積分方程的處理等;然後對均勻介質和非均勻介質的逆散射問題建立了在各種邊界條件下的邊界識別的指示函數方法,鑒于近場數據獲得的重要性,對近場測試時邊界識別的方法給予了相應的證明,並且實現了數值模擬。( 3 ) by the optimization experiments on several kinds of standard test functions, the calculation of off - line performances and the comparisons to another optimization algorithm, the effectiveness and the superiority of iga are got. ( 4 ) multi - object strategy that consists of the joints " best compliance critic and the location critic is proposed to uniquely determine the inverse kinamatics solution in planar redundant manipulator trajectory planning. next, by the introdu
3 、通過對兒類標準測試函數的優化實驗、優化離線性能的計算和與其他優化方法尋優效果的對比表明了的有效性和優越性; 4 、針對冗餘度機械手的軌跡規劃問題,提出了融合關節最佳柔順性準則和定位控制準則的多目標策略,從而在理論上保證了運動學逆解的唯一性。It has been deduced that the search direction remains the same but that the step length decreases in optimizing the improved cost function with the conjugate gradient algorithm from the gradient of the cost function that the fir filter apporaches the contrary point spread function ( psf ) more, and that the estimated image is closer to the original one
從代價函數的梯度入手推導出共軛梯度演算法,其搜索方向保持不變而搜索步長變小,使濾波系數更加退近於點擴展函數逆運算元,從而使估計圖像與原始圖像更加接近。So with the wide i / o linearization method of nonlinear reverse function, the generalized prediction control algorithm with dead area nonlinear compensation is suggested
因此我們針對死區非線性特性,採用非線性逆函數的全局i / o線性化方法,提出了具有非線性補償的廣義預測控制演算法。The article has expatiated the definition of the entropy function of thermodynamics, and discussed enough the irreversible process of entropy - transtion compute about the thermodynamics system
摘要闡述了熱力學熵函數的定義,並對熱力學系統的不可逆過程的熵變計算作了充分的討論。( 5 ) as torsion is increased, the anticlockwise secondary vortexes and the negative area of the stream function increase ; the axial velocity moves anticlockwise ( annular pipe ) or clockwise ( circular pipe ) ; the friction factor ratio finally reaches the value about 1
( 5 )增大撓率,逆時針方向旋轉的一二次渦和流函數的負值區域增大,軸向速度最大值的位置按逆時針(環形截面)或順時針(圓截面)方向旋轉,摩擦系數比最終趨向於1 。Prestack migration method, based on wave motion equation, is also developed for receiver function, and compared with ray method. both p - to - s conversion wave and direct p phase contained in receiver function are migrated and imaged by reverse - time migration for data gather including all receiver functions recorded in all seismological stations for one event, and imaging profile is finally obtained by stacking for all events
本文還在接收函數射線反投影疊加成像的基礎上,提出了一種基於波動方程的接收函數疊前偏移成像方法,將同一事件接收函數中的轉換波和直達p波震相以各自的速度向深度方向逆時延拓成像,並通過不同慢度接收函數的疊加,得到最終的偏移成像結果。The behavior of the generalized regular variation functions is studied
討論了廣義正規變化函數的逆函數Under the different conditions of the constrained functions, dividing constrained sets properly, and under generalized ( f, ) convexity, the theorems of the weak duality, strong duality and strictly reverse duality are testified
依所給約束函數的不同條件來恰當劃分約束集,在廣義( f , )凸性下,證明了弱對偶定理、強對偶定理以及嚴格逆對偶定理。We consider a causal, stationary, autoregressive, moving average [ arma ( p, q ) ] process with heavy tailed noise variables. we develop the definition of the inverse autocorrelation function, and obtain the g - spectral estimator of the inverse autocorrelation function
本文基於噪聲序列具有重尾分佈的因果、平穩自回歸滑動平均[ arma ( p , q ) ]過程,給出了其逆自相關函數的定義,並且給出了逆自相關函數的g -譜估計。A kind of multilayer forward neural network based on improved genetic algorithm is applied to build the inverse kinematics model of manipulator, aim at the model, each operator and coding plan of the improved algorithm are discussed in detail, because the first joint of the robot is not rotational, for to unify to the fitness function, the relation model between every joint of the robot and corresponding electromotor rotational angle which is regarded as output sample neural network is build
為此,我們提出應用基於改進的遺傳演算法的神經網路來建立機器人運動學逆問題模型,針對該模型,詳細討論了改進后的遺傳演算法的各個運算元以及編碼方案,並針對該機器人第一關節是平動關節,建立了該機器人各關節與相應驅動電機轉角之間的關系模型,將各關節驅動電機的轉角做為神經網路訓練樣本對的輸出樣本,為統一到適應度函數的公式中做了必要的準備。The rsort ( ) function sorts an array by the values in reverse order
函數的作用是:對數組的值進行逆向排序。Concretely, adaptive inverse control is an open loop control toward dynamic characteristic of system by acting inverse of plant transfer function as series controller, so it avoids instability as a result of feedback. at the same time, because the control of dynamic characteristic of system and plant disturbance is to be treated separately and that has not influence mutually
具體地說,自適應逆控制是用被控對象傳遞函數的逆作為串聯控制器來對系統的動態特性作開環控制,從而避免了因反饋而可能引起的不穩定問題;同時又能做到對系統動態特性的控制與對象擾動的控制分開處理而互不影響。The krsort ( ) function sorts an array by the keys in reverse order. the values keep their original keys
函數的作用是:對數組按照鍵名逆向排序,元素的鍵名保持不變。The generalized nonlinear predictive controller based on neural network is put forward by combining the theory of predictive control with generalized nonlinear pid method ; subsequently, the neural network inverse dynamic control method is introduced into predictive control
提出了基於神經網路的廣義非線性預測控制器;之後考慮將神經網路逆動態控制方法引入到預測控制中,提出了基於多步預測性能指標函數的神經網路逆動態控制方法。分享友人