時間運算元 的英文怎麼說
中文拼音 [shíjiānyùnsuànyuán]
時間運算元
英文
temporal operator- 時 : shí]Ⅰ名1 (比較長的一段時間)time; times; days:當時at that time; in those days; 古時 ancient tim...
- 間 : 間Ⅰ名詞1 (中間) between; among 2 (一定的空間或時間里) with a definite time or space 3 (一間...
- 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...
- 時間 : time; hour; 北京時間十九點整19 hours beijing time; 上課時間school hours; 時間與空間 time and spac...
- 運算 : [數學] operation; arithmetic; operating
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11 katoen j - p, langerak r, latella d, brinksma e. on specifying real - time systems in a causality - based setting. lecture notes in computer science 1135, 1996, pp. 385 - 405. 12 fecher h, majster - cederbaum m, wu j. refinement of actions in a real - time process algebra with a true concurrency model
在系統模型的結構表示上,本文擴充了傳統的事件結構,使用一種帶時間信息的捆綁式事件結構來模擬系統行為,在系統模型的語言刻畫上,本文採用的是帶時間的類lotos進程代數描述語言,對于動作精化,我們同樣採用運算元的觀點,將動作精化定義為一個操作運算元。The connection matrix of a network is usually large and sparse. in this article, the auther brought forward a method to reduce the connection matrix order, which was help for saving operation time and space when it is stored in computer
通過引進矩陣運算元並藉助于矩陣的分塊運算,針對網路聯絡矩陣的稀疏性,提出一種含表決系統的網路聯絡矩陣的降階方法,節約了演算法的運行時間和存儲空間。By employing the theory of operator representation, the reflection / transmission operator is decomposed into the form of double domains in the scheme, so it is adaptable to laterally heterogeneous media and fluctuating reflectors, can mimic ava of reflections when the incident angle is less than 45
文中利用運算元可分表示理論將反射透射運算元分解成適合於雙域(空間域和波數域)運算的表達形式,使得本文得到的地震波數值模擬演算法可適應於一定程度橫向非均勻介質和界面起伏情況,在入射角小於45時能夠準確模擬振幅隨入射角( ava )的關系。In the last part we discuss the relationship between the generalized inverse of an operator and mbekhta ' s subspaces and thet between ci operators and the generalized inverse of an operator. the main results are expressed bellow
第四節主要討論了廣義逆運算元與ci運算元和m6ekhta子空間的關系。主要內容是: 1已知aen 。 b當下列條件之一成立時, ab是ci運算元We study the spectral theory of bounded linear operators and the characterization of ci operators by way of mbekhta ' s subspaces. we find a series of operators which are ci operators by the defination and the characterization of ci operators given by weibang gong in [ 3 ]
利用mbekhta子空間研究一般有界線性運算元的譜理論以及描述ci運算元的特徵;用ci運算元的定義和判定方法尋找更廣泛的ci運算元;同時還討論了廣義逆運算元和ci運算元及mbekhta子空間的關系。In chapter 1, we briefly reviewed the risk theory and its development. and the significance about this paper was expressed. in chapter 2, we introduced classical risk model. in which, making this risk process into a strong markovian process is the preparation of deriving the main results. chapter 3 is the main body of the paper, we derived the results about general ruin probability in a kind of continuous time risk model with deficit - time geometry distribution of claim inter - occurrence time. the martingale approach is a good procedure to get the expression of ruin probability about a class of continuous time risk models with deficit - time geometry distribution of claim inter - occurrence time. we also take advantage of change of measure idea from it
第二章介紹了經典風險模型,其中用逐段決定馬爾可夫過程理論及補充變量技巧,使一類風險模型的盈餘過程成為齊次強馬爾可夫過程。第三章作為本文的主體部分,在索賠到達間隔服從虧時幾何分佈的連續時間風險模型中,索賠額分佈為一般分佈,它的破產概率可以利用pdmp中的廣義生成運算元得出鞅,通過調節系數的選擇以及在相應測度下的測度變換,使得破產概率的一般解可以表示出來。In the study of risk theory, a class of continuous time risk process with deficit - time geometry distribution of claim inter - occurrence time was made into a strong piecewise - deterministic markov process with the theory of piecewise - deterministic markov process and by introducing a supplementary variable. martingale approach is one of the most powerful methods of pdmp. the programming process is getting the ruin probability from the martingale construction. we use the idea of change of measure in the programming process and find the result and the function of adjustment coefficient
本文應用逐段決定馬爾可夫過程理論及補充變量技巧,使索賠到達間隔服從虧時幾何分佈的連續時間風險過程成為齊次強馬爾可夫過程,然後利用pdmp中的鞅方法(用廣義生成運算元得出鞅)推導了鞅的形式,作為該風險模型索賠額分佈為一般分佈下的破產概率的一般表達式,其中用到了測度變換的思想。In this paper the basic principle of the method of characteristics is described, and is constructed an explicit scheme for dam break simulation of one - dimensional dam instant all break waves flow of a low dam with rectangle section and a huge dam with trapezia section, and of two - dimensional dam instant part break waves flow with simplest space operator splitting
本文模擬了一維矩形斷面低壩和梯形斷面巨型壩瞬間全潰的洪水波演進過程,給出了與分析解的比較,並結合運算元分裂的特徵線法對二維瞬間部分潰壩時洪水波的演進過程進行了數值模擬。By using the operator semigroup theory we prore the existence of a unique positive solution of this model on c0 and study the spectral properties of the corresponding operator
我們運用運算元半群理論,證明了此模型在序列空間c 。上存在唯一非負的時間依賴解,並且研究了相應運算元的譜特徵。In this paper, we use the analytical method. by using the theory of semigroups of linear operators, we study the integrated semigroups of linear operators and their applications to continuous - time markov chains ( ctmcs )
本文著力于使用分析的方法,以運算元半群理論為工具,研究積分運算元半群及其在時間連續markov鏈中的應用。Facing to manufacturing system, this paper analyzed its characters and evolvement of production management modes, demonstrated that lean production and human - based theory were practical ways to reform our manufacturing systems fit for the reality. a division method was raised to separate the job - scheduling problem into shop and station types, and emphasis was pressed on the study of partheno - genetic algorithm ( pga ), a revised genetic algorithm, to calculate this problem. a new kind of gene joint - move algorithm was also raised
針對製造系統,分析其生產管理模式的特點和變遷,論證了精益生產和以人為本的思想是適合現階段我國實際的製造系統管理模式改造途徑,對其中的主要具體問題?作業計劃調度提出shop (車間)和station (工作站)型兩分法,求解上重點研究了遺傳演算法的改進型式?單染色體遺傳演算法( pga )的基本理論,提出一種基因聯合移位運算元,證明了演算法的有效性與優越性,研究了如何將pga應用於製造系統作業調度這一復雜的組合優化問題,針對生產中總時間最短和jit兩種生產性能指標,給出了具體的解決方案及運算過程。Nc machining requires " interpolation " algorithms that accurately and efficiently generate sequences of reference position, distributed according to a prescribed feedrate function, along the tool paths. this paper present a systematic derivation of the proper taylor series coefficients for variable feedrate interpolators. when the path is ph curves, detailed formulations for instances are presented where the feedrate v is specified as a constant, the function of the time t, the arc length s and the local curvature k
對于nc加工要求插值演算法沿著刀具路徑準確、有效的生成參考點序列(根據預先指定的速率函數進行分佈)的實際工程需要,本文系統地推導了變速率插值運算元的泰勒系數,給出了當路徑為ph曲線,速率v為常數,及時間t 、弧長s 、曲率k的函數時具體的插值運算元。In chapter 5 we introduce the concepts of topological reflexivity in several topologies, namely, the discrete, the norm, the strong and the weak operator topology. we prove that the spaces of (, ) - derivations on certain operator algebras are topologi - cally reflexive in the weak operator topology. the automorphisms and (, ) - derivations of reflexive algebras in banach spaces are also characterized in this chapter
在第五章中我們引進了在離散拓撲、范數拓撲、強運算元拓撲和弱運算元拓撲下的拓撲自反性,證明了某些運算元代數上( , ) ?導子空間在弱運算元拓撲下是拓撲自反性的,同時我們還刻畫了自反代數的自同構和( , ) ?導子。Thirdly, decrease the difficulty of the character recognition through studying the method of character preprocessing ; at last, some effective methods of feature extraction, such as the one based on image transform with the invariant features which keep stable while the picture move, rotate and zoom in or out, and the other focused on the shape of character and features of direction
三、深入探討了字元識別的預處理方法,減少字元識別時的運算量和難度。四、討論了三種特徵向量的提取方法,一種是基於平移、旋轉和尺度不變性的圖像變換法,一種是計算中心矩的方法,再就是強調字元形狀和結構的方向特徵量提取法,實驗中通過最小距離法進行字元的分類識別,匹配時間少,識別率有所提高。Conclusion simulations for the electric power yield sequence and voyage sequence models show that this algorithm is practicable and effective
結論模擬試驗結果證明了基於進化運算元的季節時間序列模型是一種操作簡便、易於實現的有效模型。In accordance with the technological difficulties encountered in the process of insulation supervision based on the dissolved gases analysis ( dga ), several kinds of model and method are presented to improve the reliability and precision of fault diagnosis of the power transformer. main research content includes : by deeply studying the common transformer faults diagnosing methods, such as three - ratio methods and improved electrical committee agreements, several shortcomings such as uncertainness judgment when the fault reasons, phenomenon and principles come out together while can not consistent to each other etc. for this reason, the old methods can not fully meet the need to engineering practical application. considering fuzzy relationship matrix can fully represents the causality between fault symptoms and fault types, when diagnosing complex equipments with multiple symptoms and fault causes such as power transformer, a synthetic fuzzy diagnosing model is firstly proposed to diagnose transformer ' s insulation faults based on dga in this paper
本文針對應用油中溶解氣體分析方法進行變壓器絕緣監督時所遇到的主要技術難點,提出了提高變壓器故障診斷的準確性、可靠性的幾種模診斷方法,主要研究內容有:通過對判斷變壓器故障常用的三比值法和改良電協研法的深入分析,其診斷準確率較高,但對故障原因、故障現象和故障機理間同時存在不確定性和模糊性的變壓器等電氣設備的故障診斷,難于滿足工程應用的需要;在處理變壓器等結構復雜設備的多癥狀、多原因故障診斷時,模糊關系矩陣可以全面反映這種癥狀與故障類型間的因果關系,進而提出了變壓器故障診斷的模糊綜合診斷模型;同時作者還深入分析了模糊運算元的特性;針對常用的模糊評判結果的模糊集的集化方法的不足性,提出了將模糊綜合診斷與模糊規則推理結合起來進行故障診斷的方法,能達到較好的效果。On the other hand, an improved routecrossover operator ( rc " ) is introduced. with the increasing size of a problem, it can obtain general optimality of four indexes on the premise of satisfying every customer ' s demand : distance, vehicle number, idle time and no - service number, and its performance is superior to pmx and rc
第二,採用改進的路徑交叉運算元』 ,它不僅可以滿足所有需求點的要求,而且隨著問題規檬的增大,它在取得運行距離、車輛數目、閑置時間和未得到服務的送貨點數四項指標的綜合最憂方面明顯憂于pmx及rc運算元。This thesis presents the acquisition method of synchronization codes and time mark codes under - 20db gaussian channel. then the total step length between initial state and current state can be calculated. basing on the step length, we can deduce the current state of pseudo - random codes, and implement the acquisition of the special pseudo - random codes
本文設計出時間標記碼在信噪比達- 20dd時的捕獲方案,在此基礎上提出了由偽碼歷經的狀態數,計運算元碼當前狀態的方法,從而獲得了在30秒內完成導航定位衛星信號直接捕獲的方法與實現方案。At first we get an equivalence characteristic of the numerical range : w ( a ) = jpn ? pn w ( pna en ). from the definition of the quadratic numerical range, we can see that the quadratic numerical range depend on the space decomposition. from contrast, we can see that the quadratic numerical range gives a better information about the localization of the spectrum than the numerical range, perhaps just because of this, the quadratic numerical range of an operator need not to be convex, and even that the quadratic numerical range of an operator need not connected, then we give a condition under which the quadratic numerical range of an operator is not connected
為了對數值域的本質有更進一步地了解,首先根據toeplitz - hausdorff定理的證明方法,得到了數值域的一個等價刻畫: w ( a ) : u _ ( p _ n p _ n ) w ( p _ na | e _ n ) ,接著引入了二次數值域的定義,從二次數值域的定義我們可以看出,一般說來,在不同的空間分解下,一個運算元的二次數值域也會截然不同,但是當所給的兩種空間分解有某種關系時,它在這兩種空間分解下的二次數值域是相等的。In the third chapter, we derive a new family of deformed halley methods without the evaluation of the second frechet - derivative to approximate the roots of nondifferentiable equations in banach space. we also provided a existence - uniqueness theorem and a new system of recurrence relations
在第三章中,構造了一族避免二階fre chet導數的修正halley迭代,用其去逼近banach空間中非線性運算元方程的解,同時給出了存在唯一性定理和一種新型的遞歸關系。分享友人