函數范圍 的英文怎麼說
中文拼音 [hánshǔfànwéi]
函數范圍
英文
function scope- 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
- 范 : 名詞1 [書面語] (模子) pattern; mould; matrix 2 (模範; 榜樣) model; example 3 (范圍) boundar...
- 圍 : Ⅰ動詞1 (四周攔擋起來 使裡外不通; 環繞) enclose; surround; corral 2 (繞; 裹) wrap Ⅱ名詞1 (四...
- 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
- 范圍 : scope; limits; extent; boundary; confines; range; range dimension; spectrum
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Output can be obtain, next we use our designed the wavelet soft threshold to select result of the wavelet transform, finally, we give the selected result reversal wavelet transform. it is obvious : the wavelet soft threshold is important to improve the quality of the gray image processing. i give the donoho wavelet soft threshold a modified value method, which has a relation with ratio of signal - noise. i made full use of discrete hop field single feedback neural network, and nonlinear steady of automatic system at last, i obtained a steady limited ring, give the energy function an order differential a optimal
我的思路是:改造現有圖形結構,先建立能反映信噪比大小且含待定參數k的表達式,然後通過離散型h0pfi舊單層反饋神經網路,再結合前邊的混合濾波器構成一個非線性控制系統,寫出對應的網路函數,利用相平面法和李雅普諾大穩定性的判據,得到一個穩定的極限環,從而確定出參數卜的范圍,進而再對原來的小波軟閾值進行修正,用修正後的值作為小波閾值。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。Sequence and large sample quality are posed. in our country or allien there are many experts who discusses some quanlity of na variable in great. for example, in documentation 6, there is a discussion about the consistency of density kernel estimation and many results have been g ained, but the density estimation f ( x ) is limited to the arrange of x [ a, 6 ] which limits the arrange of application. thus in this passage we call off this limitation and further discuss the density kernel estimation under na sample. consequently the counterpart results have been gained and the condition of result has been weaked. in the same time we discuss the density kernel estimation under pa sample and the counterpart result has been gained
序列密度函數估計及其大樣本性質的研究課題。國內外許多專家對na變量的各種性質進行了大量的討論,其中文獻[ 6 ]曾對na樣本下密度核估計的相合性進行了討論,並取得了一些結果,但該文將密度估計f ( x )限制在x [ a , b ]中進行討論,這局限了應用范圍。因此本文在取消這種限制條件下對na樣本的密度核估計進行了進一步的討論,得出了相應的結果,並使結論的條件得到弱化;同時對pa樣本下的密度估計也進行了相應的討論,取得了相應的結果。This paper focuses on the research of the stress mechanism of the ribbed shell structure in statics, dynamics and under the explosive load on the basis of the engineering practice of cave depot of single aircraft. in this paper, according to the classical shell theories, the basic differential equilibrium of the ribbed shell structure and the finite element analysis of 3d rippled plate are established, in which the function of annular ribs reinforcement bars and 3d ripped steel plates are distributed in the range of the steel, and the functions along the longitude direction of tension, bending, and torsion are neglected ; applied with dynamic analytical theory, the dynamic model of ribbed shell structure and the analytical theory model of elastic - plastic are set up ; the triangle series method is used to solve the displacement and stress under the distributed load and the concentrated load of the ribbed shell structure
本文以軍用機場地面單機掩蔽庫工程建設為工程背景,首次對內襯三維波紋鋼板混凝土拱型復合結構的受力機理進行了靜力、動力和爆炸荷載的分析研究。根據將橫肋、鋼筋及三維波紋鋼板的作用均勻分佈在殼體范圍內的情況,忽略橫肋、鋼筋及三維波紋鋼板沿殼體母線方向的抗拉、抗彎及其抗扭作用,首次推導出了內襯三維波紋鋼板混凝土殼體的微分平衡方程,建立了有限元計算模型,並採用三角函數法,求解了三維波紋鋼板混凝土拱型復合結構在分佈荷載和集中荷載作用下的位移響應和應力響應,並與普通殼體進行了比較。Class scope, if the current location is inside a c member function
類范圍,如果當前位置在c + +成員函數內。Declaration can appear only in contexts where a class declaration can appear, that is, at global scope, at package scope, or at class scope, but not inside a function or method
聲明只能出現在類聲明可以出現的上下文中(即全局范圍) 、包范圍內或類范圍內,而不能出現在函數或方法中。In this paper, we first reconstruct a second order polynomial surface to approximate the original point model in the local area of each point, which is then restricted within a so - called - confidence region, producing a - surfel
摘要在每個點附近重建一個二次多項式函數曲面逼近原點模型,並根據逼近誤差將每個重建曲面限制在稱為置信鄰域的范圍內,從而形成一個面元。Through adjusting coordination variable eta ( estimated team arrival time ), coordination agent selects paths and feasible velocities among each uav initial optimal and suboptimal paths, such that timing constraint is satisfied
引入團隊預計到達目標時間( estimatedteamarrivaltime )作為協同變量,飛行路徑的代價作為協同函數,通過協同函數傳遞各架飛機到達目標的時間范圍。First the paper introduces the composition of vxi measurement system both hardware and software. second the paper introduces the amc2320 8 - channel parallel daq module, including hardware components, drive functions and means to develop application programs with them, the specifications such as precision
本文介紹了vxi總線測試系統的軟硬體組成,簡要說明了amc2320八通道并行數據採集模塊的硬體組成和驅動函數,以及用戶如何利用廠家提供的驅動函數編寫自己的應用程序,重點是測試這個模塊的性能指標,包括精度、輸入信號的頻率范圍。By analyzing phase angle of meshing geometric drawing position, the theoretical formula of cycloid gear actual operating space of cycloid planetary gear speed reducer is driven, at the same time, fitting a curve, and discussing engineering significance of function curve to combine reality
摘要通過分析嚙合相位角幾何圖形的位置,推導出擺線針輪行星減速器中擺線輪實際工作范圍的理論公式,畫出了嚙合相位角函數的擬合曲線,並結合實際討論其函數曲線的工程意義。The researcher also concludes that in the range of reduced velocity, the flutter derivatives equal to the function of it
在折減風速的實用范圍之內,顫振導數只是折減風速的函數。A variable field in a class is similar to a global or function variable, except that it is scoped to the class and it can have various attributes governing its visibility and usage
類中的變量欄位類似於全局或函數變量,不同的只是它的作用范圍是該類,而且它可以用多個修飾符來指定其可見性和用法。Considering the time of trip proving to be overall evaluation merit on traffic impact area, using the experience of the road impedance function, the article puts forward a method based on time using for evaluating traffic impact area, namely t - tia, and provides a new method which can be applied to evaluate traffic impact area effectively
本文選用出行時間作為綜合評價交通影響范圍指標,在分析出行時間的基礎上,通過借鑒城市時間路阻函數,提出了基於時間的交通影響分析的方法t - tia ,從而確定了交通影響范圍量化的新方法。在對等時線的特點進行分析之後,本文採用其作為基於時間的交影響范圍量化方法的評價形式。A method of fuzzy optimization design based on genetic algorithm is presented as a new method of parameter optimization design for dc double closed loop speed adjusting system. the method covers three steps. firstly, speed overshoot rate and settling time are chosen as performance indice according to the demand of engineering. these indice are normalized by using fuzzy membership function and then weighted to form objective function of optimization model of the system. secondly, the dynamic response curve of the system with corresponding parameters and peoformance indice are obtained by computerized numerical calculation and simulation. finally, parameters of engineering design are expanded as searching space ; and parameters of speed regulator and current regulator are taken as genes in chromosome. these genes in searching space are optimized to get best solution by way of genetic algorithm. as shown by experimental results, the parameters designed by this method are capable of significantly improving performance indice of the system, which proves that it is a practical and effective method
提出一種基於遺傳演算法的直流雙閉環調速系統參數優化設計方法.根據工程技術的要求,選用速度超調量和過渡時間作為參數優化性能指標.將該指標用模糊隸屬度函數歸一化,再加權平均形成系統優化模型的目標函數.採用計算機數值計算方法,通過模擬獲得系統對應參數的動態響應曲線及其性能指標.最後以工程設計的參數為搜索范圍,以速度調節器和電流調節器的參數為染色體中的基因,通過遺傳演算法在搜索范圍中優化這些基因,獲得優化解.實驗結果表明,所設計的參數能使系統性能指標有顯著提高Function used by the key class does not spread values evenly over the hash range or has a large number of hash collisions, certain bucket chains may be much longer than others, and traversing a long hash chain and calling
函數不能將value均勻地分佈在整個hash表范圍內,或者存在大量的hash沖突,那麼某些bucket鏈就會比其他的鏈長很多,而遍歷一個長的hash鏈以及對該hash鏈上一定百分比的元素調用Functions in javascript are lexically rather than dynamically scoped. this means that they run in the scope in which they are defined, not the scope from which they are executed
函數是常量作用范圍,而不是動態作用范圍。這個意思就是說函數運行在它定義好的域中,而不是在執行執行它的域。Choose a size large enough that the peak of the psf of the stars will be within the aperture, but small enough to resolve close pairs of stars
設置足夠大的值,從而可以使恆星的點擴展函數范圍在此半徑之內,單也要小到足以區分密近雙星。This article studies the existion of homoclinic orbit bifurcation of sirs modle, moreover, it determines the relative location of stable manifolds and unstable manifold of hyperbolic fixed points of this system, therefore, it shows the parameter range of existing limit circle
本文討論了具有暫時免疫傳染病模型同宿軌道分支的存在性,利用melnikov函數確定了該系統雙曲不動點的穩定和不穩定流形的相對位置,從而給出存在極限環的參數范圍。Abstract : the effects of the impurity particles on the structure of a 2d dusty plasma system. the mean square displacement, pair correlation function have been calculated to analyze the system ' s structure characteristics. the results show that both of the impurity particles ' content and mass or charge in the range of our caleulation will decelerate the system ' s phase transition process. here the impurity particles are smaller than the background dusty particles on mass and charge
文摘:利用分子動力學模擬研究了雜質粒子對二維塵埃等離子體系統的影響.分別計算了平均平方位移,兩體相關函數來分析系統的機構特性.結果表明,在參數范圍內,雜質的含量以及雜質的質量和電荷的大小都會減慢系統的相變.雜質粒子在質量和電荷上都小於背景的塵埃粒子Function objects to names in the example, but that is not strictly necessary. we could instead simply nest the definitions. for readability we do it this way ; but also because
我們定義的每一個閉包函數都攜帶了函數范圍內定義的任何值,然後將這些值綁定到函數對象的全局范圍。分享友人