遞歸模式 的英文怎麼說
中文拼音 [dìguīmóshì]
遞歸模式
英文
recursion scheme- 遞 : Ⅰ動詞(傳送;傳遞) hand over; pass; give Ⅱ副詞(順著次序) in the proper order; successively
- 歸 : Ⅰ動詞1 (返回) return; go back to 2 (還給; 歸還) return sth to; give back to 3 (趨向或集中於...
- 模 : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
- 式 : 名詞1 (樣式) type; style 2 (格式) pattern; form 3 (儀式; 典禮) ceremony; ritual 4 (自然科...
- 模式 : model; mode; pattern; type; schema
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We first present a number of desiderata for an xml - based query language, and based on this criterion, we introduce the syntax of a simple core ian - guage for semistructured data and then describe four extensions that have resulted in working prototypes. second, we present the algorithm for computing the result of a regular expression on data graph with cycles, the first - order interpretation of querying language for semistructured data, and explore structural recursion and bisimulation in semistructured data and propose an efficient and systematic way to computing a bisimulation between the two graphs. we also proposed and implemented a web querying system with database features
基於這些準則,對一個簡單的半結構數據查詢核心語言的語法提出了兩方面擴充;給出了計算數據圖中正規表達式的演算法;對半結構數據查詢語言的一階邏輯描述、結構遞歸和數據圖的雙態模擬( bisimulation )等問題進行了研究,提出了一種判定數據圖的bisimulation演算法;在xml數據查詢語言研究的基礎上,設計並實現了一種具有數據庫查詢特性的web查詢系統原型。In the process of solving, poles are obtained from recurrent formula, modal vector are obtained from superposition formula not residuary. decoupled equation is derived when vibration source is part correlation, severely coupling appears in the process of input and output then frequency response function cannot directly get according to method mentioned above, decoupling is first problem
當輸入完全相關時,頻響函數無解,可繞過頻響函數,直接運用線性系統的迭加原理來求響應,極點由遞歸公式得出,模態矢量由疊加公式求出,而不是由留數求得的相應的公式。5. combining with field test, the author disputes load transfering mechanism and mode of failue about cement power - sprayed, and studies the relationship of n ( the stress ratio of piles to soil ) to load p. at last, the author summizes the factors to effect n
作者結合現場試驗,對粉噴樁荷載傳遞機理和破壞模式作了探討,對粉噴樁的樁土應力比n與荷載水平p的關系進行了研究,並對影響樁土應力比的因素作了歸納總結。Neural network control is an important mode of intelligent control, and it is widely used in branches of control science, first, the architecture and the learning rule ( error back propagation algorithm ) of multiplayered neural network which is widely used in control system are presentedo especially, the paper refers to the architecture of diagonal recurrent neural network and its learning algorithm - - - - - recurrent prediction error algorithm because of its faster convergence with low computing costo next, before introducing the neural network control to the double close loop dc driver system, the controllers of current and velocity loop are designed using engineering design approach after analysis of the system, simulation models of the system are created
神經網路控制是智能控制的重要方式之一,它廣泛應用於自動控制學科各個領域。本文首先敘述了控制系統中常用的多層前饋網路結構及演算法( bp演算法) ,特別提及了能夠較好描述系統動態性能的對角遞歸神經網路和在用遞推預報誤差演算法訓練drnn時取得了較快的收斂速度。其次,應用工程方法分析設計了tf - 1350糖分離機的電流、轉速雙閉環直流調速系統的控制器,作為引入神經網路控制的設計基礎,並建立了系統的模擬模型。Thus chaos theory is, very generally, the study of forever changing complex systems based on mathematical concepts of recursion, whether in the form of a recursive process or a set of differential equations modeling a physical system
通常混沌理論是研究建立在數學遞歸概念基礎的上永遠改變復雜系統,無論以回歸過程形式或建立微分方程物理系統模型。This thesis studys several distribution network reconfiguration algorithms detailedly, mostly concluding branch - exchange method, optimal flow pattern method, recursive fictitious flow method and hybrid flow pattern method. it analyzes theoretical basis of all algorithms, modified process and basic steps at length. besides it simptylniroduce other distribution reconfiguration algorithms and its development, compares the characters of all algorithms and puts forward a simplied recursive fictitious flow method, then according to a example proves the effect of some algorithms
本論文詳細研究了多種配電網路重構演算法,主要包括支路交換法、最優流模式法、遞歸虛擬流法和混合流模式法,詳細分析了各種演算法的理論依據、改進過程和基本步驟,簡述了其它相關重構演算法的思路及其發展,比較了各種演算法的各類特性,提出了一種簡化遞歸虛擬流演算法,並通過實例證明了幾種重構演算法的有效性。Beyond readability, naming patterns allows recursive definition of patterns - either direct or mutual recursion
除了可讀性,命名模式還允許遞歸的模式定義或者採用直接遞歸,採用相互遞歸。Then, as the substitute of the traditional pi controller, neuron adaptive psd controller is used to alternate the velocity loop of dc driver system, simulation results show that the super - shoot in new system is small and the performance in the way of anti - disturbance and anti - time - varying parameters are higher than the traditional pi controller and robustness of the dc driver system improved greatly, in addition, through analysis of the character of the neuron adaptive psd controller, the paper presents a neural network self - tuning control method for dc driver system in which the diagonal recurrent neural network is used to identify the plant to calculate the plant ' s sensitivity for psd controllers simulation results indicate that excellent static dynamic target was got with this control method and the performance of the system is improved greatly,
然後,應用單神經元自適應psd控制器改造調速系統的轉速環,代替傳統pi調節方式的轉速控制器。模擬表明,新系統在超調、抗負載擾動和參數時變方面性能優于的傳統的pi控制方式,系統的魯棒性增強。在分析單神經元自適應psd控制器特性后,本文提出用對角遞歸神經網路辯識控制對象,為psd控制器提供靈敏度參數,從而構成一神經網路自校正控制方案。By analysis of the transfer function and modal shape, we can draw a conclusion that this system is different from the common frame structure and even different from other types of structure with special - shaped columns. so the necessity of the studying has been verified
通過對傳遞函數的分析以及對模態振型的回歸計算,找到了該結構體系由於其特殊的施工方式和構造措施與一般框架結構體系及異形柱填充墻體系相比所具有的特點。Firstly, wall ’ s transfer matrix is deduced by laplace transformation based on 3r2c thermal network model. secondly, frequency response of transfer matrix is calculated. thirdly, we make the frequency response of transfer matrix of stimulation model equate the theoretical frequency response of wall transient heat conduction by applying appropriate identification algorithm, from which we can obtain every polynomial ’ s coefficient of model transfer function, then each parameter of resistance and capacitance is calculated by appropriate optimization algorithm
首先,根據模擬熱流網路模型用拉普拉斯變換推出墻體的傳遞矩陣;然後,計算傳遞矩陣的頻率響應;最後,採用頻域回歸方法求出模型傳遞函數各次項的系數,進而通過一定的優化演算法確定模型的各個熱阻、熱容參數,使通過模型建立的多項式s -傳遞函數與墻體瞬時傳熱的理論超越s -傳遞函數完全等價。When high school students are solving chemical problems, they mainly adopt pattern - distinguish strategy, analysis - recursion strategy, detective - search strategy, try - mistake - strategy and intuition - thought strategy etc. and among them, the most frequently used strategy is pattern - distinguish strategy. only when students feel difficult or have no confidence in solving problem by using pattern - distinguish strategy, will they use other strategies. it shows that students " formed pattern of problem solving and the strategic knowledge of problem solving play an important role in the process of solving new chemical problems
中學生解決化學問題時,主要採用了模式識別策略、分析遞歸策略、探試搜索策略、有限試誤策略、直覺思維策略等策略,其中模式識別策略使用頻率最高,只有當學生對使用模式識別策略解決問題感到困難或沒有把握時,才會選用其它解決問題的策略;這說明學生已有的問題解決的模式、解決問題的策略性知識在學生解決新的化學問題的過程中發揮著重要作用。The thesis, in the probability analysis and computation, considers the failure history of space frames and trusses, adopts the bound criterion and algorithms on the base of system ' s critical strength, and introduces the soft self - adaptation control bound into the identification of dominant failure modes ; at the same time, with the incremental load method and differential equalized recursive method, computes the limit - state function of failure mode and probability index precisely under no leaking the dominant failure modes
文中在可靠性分析和計算部分,考慮空間剛桁架結構系統的失效演化歷程,採用基於系統臨界強度的約界準則和約界演算法,將柔性自適應控制邊界引入失效模式識別過程;同時,用荷載增量法和微分等價遞歸演算法相結合,確保在嚴格不遺漏主要失效模式的情況下,快速準確地求解失效模式的極限狀態方程和可靠度指標。According to the requirements to pd pattern auto - recognition, this paper studies systematically the basic theories and realizable methods for auto - recognition of pd gray intensity image : ( 1 ) in the requirement of on - line pd monitoring for transformer, several discharge models are designed and the relevant experiment methods projected. with discharge model tests, a lot of discharge sample data is acquired. on the base of systematical research on recognition for pd gray intensity image, this paper puts forward two kinds of fractal features, the 2nd generalized dimensions of original pd images and fractal dimensions of high gray intensity pd images, and then the relevant extraction methods
針對局部放電模式自動識別的需要,作者系統地研究了局部放電灰度圖像自動識別中的基本理論和實現方法: ( 1 )根據變壓器局部放電在線監測的要求,設計了放電模型和實驗方法,並通過模型實驗獲得了大量放電樣本數據,為構造局部放電灰度圖像和採用bpnn進行識別作好準備; ( 2 )研究了局部放電灰度圖像的構造方法以及降維構造32 32灰度和矩陣的方法;在用人工神經網路對局部放電進行模式識別時,分析了bp網路的優缺點,對典型bp網路的結構和學習訓練演算法提出了改進,採用帶有偏差單元的遞歸神經網路作為模式分類器;採用32 32灰度和矩陣進行bpnn識別結果表明這種方法是有效的。This research addressed an urban traffic intelligent control system, which adopts a multi - agents coordination in urban traffic control to coordinate the signal of adjacent intersections for eliminating the congestion of traffic network. an agent represents a signal intersection control, and multi - agents realize coordination of multiple intersections to eliminate congestion. based on recursive modeling method and bayesian learning that enables an agent to select his rational action by examining with other agents by modeling their decision making in conjunction with dynamic belief update. based on this method, a simplified multi - agent traffic control system is established and the results demonstrate its effectiveness. it is very important for its
本文中提出一種城市交通智能控制系統,針對城市交通網路中相鄰交叉口的交通流可能相互沖突,即局部交通流的優化可能引起其他區域交通狀況的惡化的問題,採用多智能體協調控制方法來協調相鄰交叉口處的控制信號消除網路中的交通擁塞.提出以一個智能體的方式實現一個信號燈交叉口控制,對多個信號燈交叉口形成的交通網路採用多智能體協調控制的方式實現網路流量優化來消除擁塞.文中提出由遞歸建模和改進的貝葉斯學習相結合的多智能體系統來使智能體可以確定其他智能體的準確模型並實時更新信息,並基於上述方法在簡單的交通網路模型上建立了多智能體交通控制系統,模擬結果表明了方法的有效性,對實現智能交通系統有重要意義The composite pattern is simply the object - oriented way to specify a recursively defined datatype ; these opportunities pop up all the time in software development
Composite模式只是指定遞歸定義的數據類型的面向對象方法;這些機會始終出現在軟體開發中。The idea behind the depth - first visitor pattern is as follows : most visitors that recursively descend down a data structure do so in a depth - first manner
Depth - first visitor模式的基本思想如下:大多數訪問器都以深度優先的方式向下遞歸一個數據結構。Neural networks can be viewed as a universal approximator for nonlinear functions, but the multi - layer feed - forward neural network which be used usually is a static state network in nature, it is disagree with the real - time identification for dynamic system. moreover, recurrent neural networks can simulate the state memory mechanism of dynamic system, so it can be utilized as the model of dynamic time delay system
神經網路具有逼近任意連續非線性函數的能力,但常用的多層前饋式反傳網路本質上是一種靜態網路,不適合動態系統的實時辨識,而遞歸神經網路能夠實現對動態系統狀態記憶機制的模擬,因此更適合於作為動態時延系統的模型。Quantifiers can be used within the regular expressions of the spark tokenizer, and can be simulated by recursion in parse expression grammars
計量符可以在spark記號賦予器( tokenizer )的正則表達式中使用,並可以用解析表達式語法中的遞歸來進行模擬。Therefore, to guarantee reasonable performance across jvms, you should always try to write code that most naturally fits a tail - recursive pattern in an iterative style instead
因此,為了保證您的程序在所有jvm上都有適當的性能,您應始終努力把那些最自然地符合尾遞歸模式的代碼按迭代風格編寫。For database crtp curiously recurring template pattern
奇特的遞歸模板模式分享友人