運算特徵函數 的英文怎麼說
中文拼音 [yùnsuàntèzhǐhánshǔ]
運算特徵函數
英文
operating characteristic function- 運 : Ⅰ動詞1 (物體位置不斷變化) move; revolve 2 (搬運; 運輸) carry; transport 3 (運用) use; wield...
- 算 : Ⅰ動詞1 (計算數目) calculate; reckon; compute; figure 2 (計算進去) include; count 3 (謀劃;計...
- 特 : Ⅰ形容詞(特殊; 超出一般) particular; special; exceptional; unusual Ⅱ副詞1 (特別) especially; v...
- 徵 : 名詞[音樂] (古代五音之一 相當于簡譜的「5」) a note of the ancient chinese five tone scale corre...
- 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
- 運算 : [數學] operation; arithmetic; operating
- 特徵 : characteristic; feature; properties; aspect; trait
- 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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Generalized eigenfunction expansion concerning normal operators
與正常運算元相關的廣義特徵函數展開In chapter 3, we will estimate the first eigenvalue of laplacian from below on manifolds with a little negative curvature. in chapter 4, we will prove the existence of bounded nontrivial harmonic functions on some classes of complete manifolds which will generalize the results of s. y. cheng ' s
在第三章,我們將給出具有小負曲率的流形上laplace運算元的第一特徵值的下界估計;第四章,我們會給出一類完備非緊流形上非平凡的有界調和函數的存在性,推廣了s . y . cheng的結果。The article stated here will give some remarks to the following equation in two cases : for the case > 0, the equation expresses the eigenvalue of the laplacian while for the case = 0, it is the existence of nontriv - ial bounded harmonic functions on complete noncompact manifolds
本文中我們主要分兩種情況來討論了關于laplace運算元的方程: u + u = 0 , r ~ + { 0 }對應於0 ,是riemann流形上laplace運算元的特徵值問題,而對應于= 0則是完備非緊流形上非平凡的有界調和函數的存在性問題。Expanding the system ' s hamiltonian to a real symmetric matrix in an appropriate orthogonal basis vector and then diagonalizing it, we get the energy spectrum of the system and calculate the energy level spacing distribution function and the spectral rigidity. then we study the statistical character of the energy spectrum under the changing of magnetic field intension and find that the system ' s motion transfers from regular to chaos gradually
將系統的哈密頓量在一個適當的正交基矢下展開並對角化,得到系統的能譜,分別計算系統能譜的能級間距分佈函數和譜剛度,研究了該系統量子能譜的統計特徵隨磁感應強度大小的改變而表現出的系統運動由規則到混沌的漸進變化。Equation ( 4 ) is said to belong to limit circle type if all solutions of equation ( 4 ) belong to l ~ ( 2 ) ( simply denoted by l. c. ) equation ( 4 ) is said to belong to lagrange stable if all solutions of equation ( 4 ) belong to ( simply denoted by l. s. ). in chapter 4, we study criteria for the linear nonhomogeneous differential equation belonging to the limit circle type
方程( 』 )稱為極限圓型的,若方程( 』 )的所有解都屬于護[ a , co ) (簡記為l . c . ) ;方程( 』 )稱為拉格拉日穩定,若方程( 』 )的所有解均屬于lco [ a , co ) (簡記為l . s . ) .由於方程( 』 )解的平方可積性及有界性的研究在微分運算元理論、按微分方程的特徵函數展開理論以及無界區間上受控系統的最佳控制理論等方面具有重要應用By choosing some appropriate exponential weight functions we prove that the essential spectra and the eigenvalues ( except the simple zero eigenvalue ) have negative real parts, thus we get the locally asymptotically exponential stability of travelling waves ( al ) and ( a2 ) in some weighted spaces
通過選用合適的權函數,我們證得在加權空間線性化運算元的本質譜和除簡單特徵值零以外的特徵值均具有負實部。因此,我們得到行波( a1 ) , ( a2 )在加權的l ~ 2 ( r )空間的局部漸近指數穩定。By the coding, all first - order rules needed to explore are mapped into the points in genetic space ; ( 2 ) the fitness function, which evaluates the quality of first - order rule. the variation of fir
( 2 )評判一階規則優劣的適應度函數,一階規則適應度的相應變化形成了遺傳空間高低起伏的地貌特徵; ( 3 )由交叉和變異運算元決定的規則間的鄰接關系,描述了遺傳空間地貌的溝壑或橋梁。And beginning with a perturbed nls equation, using a multi - scales perturbation expansion, we get the zero order and the first order equations, discuss the eigenstates of the operator in the equations, induct relevant " derivative states ", form the completeness of the bounded eigenstates of the associated operator in li space, and expand the corresponding parameters in the closure, get a series evolution equations of the coefficients in the expanded formulas, find the first order approximate solution by researching the evolution equations. this paper also gives the basis of this method - the completeness we have formed and the singular perturbation technique
) dinser方程的求解問題,討論了自伴運算元的本徵函數的正交性和完備性,介紹了尋求微分方程的近似解常用的攝動方法,並從帶有某種擾動項的nls方程出發,利用多重尺度的攝動方法得到了方程的零級近似方程和一級近似方程,通過對近似方程中運算元的特徵態的討論,引入適當的「導出態」 ,建立了運算元在l _ 2空間的特徵態的完備性。Furthermore, combined the execution rule of petri nets and the search algorithms of tree, an innovative scheduling method is proposed by applying a heuristic search to the state space of petri nets. specially, by introducing heuristic function, depth - first and width - first is mixed in the search course ; thereby a feasible solution can be generated in a reasonable amount of time
其次,在所得柔性製造系統petri網模型的基礎上,通過把樹的遍歷演算法與petri網的運行規則相結合,提出了一種啟發式調度演算法,通過在演算法中引入反映問題特徵的啟發函數,把廣度優先和深度優先搜索有機地結合,使得該演算法能夠在合理的時間復雜度內得到滿足精度要求的優化調度。We first propose an improved local edge detector to detect road elements from sar images. by introducing prior information of road network, we can organize the local line fragment into useful line structure with directional potential function
首先利用一種改進的sar圖像局部線特徵檢測運算元獲得公路段基元,然後引入關于公路特徵的先驗知識,利用方向勢能函數將局部線特徵組織成較大線性結構。With the coming of information age, more and more people realize the importance of information. useful information hidden in plenty of data needs mining energently. the technology of data mining arises and develops unders such circumstance. the main tast of data mining is to extract or mine the useful information from the data. we can get great amount of data from the computer transaction every day. the data is very useful for us to make decisions on management. the paper concludes and introduces association rule about its concept, sort, model and step for mining the data, measure and some basic algorithm on the basis of the at research. at the same time, we analyse hopfield - network ' smodel, character, energy - function, movement - equation and so on. moreover, to the requirement of the system of information of computer - saling, we have done the following and there are good result. fisrt, considering the weight and constraint, we propose the algorithm for the weighted and constraint association rule
本文首先對數據挖掘中的關聯規則和神經網路的已有成果作了詳細深入的調研,歸納和整理了關聯規則的概念、分類、關聯規則挖掘的模型與步驟、關聯規則的度量方法以及一些基本演算法;還歸納和整理了hopfield網路的模型、特徵、能量函數、運動方程等,並在此基礎上,結合電腦賣場信息支持系統提出的需求,做了如下工作,並取得了一定的成果和成效: ( 1 )考慮加權與約束兩種情況,提出了既帶權重又帶約束的關聯規則提取演算法。Employing idef to establish framework, dynamitic and functional models, the system also designs a non - back shifting search arithmetic for double - scanning buffer zone and a double - track structure for searching process. according to the characteristics of e - mail control and electronic documentary mining technology, bayes classifiers are made to strengthen the electronic control system in which electronic documentary mining technology is used ; and moreover the double systematic structure of c / s & b / s is constructor with the presence of some function relationships in mining process as well as systematic mining and program handling
系統採用i _ 2def方法建立了結構模型、動態模型和功能模型;設計了雙掃描緩沖區的無回溯搜索演算法及搜索過程的雙棧結構;根據電子郵件監控系統和電子文檔挖掘技術的特徵,設計了bayes分類器並使用了增強型方法,提出了一種運用電子文檔挖掘技術的電子郵件監控系統;構建了c / s和b / s雙重體系結構;並給出了挖掘過程的部分函數調用關系及系統挖掘的處理過程、部分處理程序。In this paper, by studying the feature of the netflow data and the mib status of the network equipments, at the same time, in terms of analyzing the characteristics of network attack, worm spread, virus infection and network misuse behaviors, our work is based on the facts that most of the anomaly traffic in campus network has influences of the netflow data and network equipment status. an approach is present to assess the threats of the traffic in terms of five factors : the traffic bytes distribution, flow number distribution, packets number distribution, equipment cpu utilization and the memory utilization. the weight of each factor is computed and determined by fuzzy relation matrix 。 an prototype system is designed to test the method and the results are analyzed to evaluate the availability of our method
本文研究了netflow流數據的特徵和網路設備運行狀態數據,分析了校園網網路異常攻擊、蠕蟲病毒和網路濫用行為的特點,基於大多數的網路流異常必然反映在網路網路流量數據特徵的變化以及網路設備運行狀態的改變這樣一個事實,提出了一套基於網路流量和網路設備運行狀態的異常威脅評估方法,確定了5種威脅評估因素:網路流帶寬分佈、網路流數量分佈、網路流包數量分佈、網路設備cpu利用率、網路設備內存利用率,並採用模糊關系矩陣方法計算和分配這5種評估因素在評估函數中的權重。In the coarse step, an improved klt ( kanade - lucas - tomasi ) algorithm is applied in feature extraction, and a new acceleratingalgorithm of template matching is presented to match features, and also a feasible feature validitytesting method is given. in the precise step, the “ regional counting method based onjoint - histogram ” is used for reference to make out its own improved method, which achieves “ sub - pixel ” precision as well as avoids heavy floating - point operation by clever definition ofcriterion function
粗配準過程中,利用klt ( kanade - lucas - tomasi )的改進演算法進行特徵提取,提出一種新的模板匹配加速演算法進行特徵匹配,還給出了切實可行的特徵有效性檢驗方法;精配準過程中,借鑒「聯合直方圖區域計數法」的思想,提出具體的改進方案,通過巧妙定義準則函數使得演算法在避開大量浮點運算的同時達到了亞像素級精度。This method need less unknowns, less computer memory requirement and better error convergence rate compared with low - order mom, and maintain the virtue of high accuracy. a method for efficient generation of mom matrices based on equivalent dipole is also discussed. we combine these two methods
並在構造特徵基函數的過程中,將快速形成阻抗矩陣的等效偶極矩法運用於其中,使得兩種方法第一次有效的結合,這樣,我們在用矩量法計算散射問題時,可以節省時間,提高效率。Mail digital information feature space dimension is very huge. in order to reduce the feature dimension and caused the machine learning algorithm to be feasible, it has utilized feature selection algorithm based on the feature selection measure function. and on the foundation it has researched and designed the feature selection algorithm which combines the genetic algorithms and the feature selection measure function
郵件數字信息特徵空間維數巨大,為了降低特徵維數,使機器學習演算法可行,運用了基於特徵選擇度量函數的特徵選擇演算法,在此基礎上提出了基於遺傳演算法和特徵選擇度量函數相結合的特徵選擇演算法。This paper describes the feature of riemann integratiable function, and point out that the space of riemann integratiable function is not perfect under the meaning of lebesgue integral
摘要綜述了黎曼可積函數的基本特徵,並指出黎曼可積函數列的極限運算在積分意義下是不封閉的。Based on the simplified principle, the modal shapes of selected structural modes are converted into modal strains. to minimize the calculation error, curve - fitting technique is used in the process. the modal strains are summed together to determine the global distribution of the structure for selected vibration modes so that the position of piezoelectric elements could be optimally determined according to the simplified optimization principle
通過二階中心差分運算將模態振型轉化為模態應變,採用應變曲線擬合方法降低離散誤差,進而將各階待控模態應變進行疊加,獲取系統整體特徵應變分佈情況;最後根據壓電元件位置優化的簡化目標函數,將壓電片的最優位置確定為柔性板疊加模態應變的極值區域。Results firstly the axioms of regular implication are minimized ; furthermore a method of constructing this implication is given ; finally the characterization of some regular implications with specical properies is discussed
結果對正則蘊涵運算元的定義進行了簡化,進而介紹了一種生成正則蘊涵運算元的方法,最後就某些具有特殊性質的正則運算元進行了研究,得到了相應的函數特徵。分享友人