最大流量演算法 的英文怎麼說
中文拼音 [zuìdàliúliángyǎnsuànfǎ]
最大流量演算法
英文
maximal flow algorithm- 最 : 副詞(表示某種屬性超過所有同類的人或事物) most; best; worst; first; very; least; above all; -est
- 流 : Ⅰ動1 (液體移動; 流動) flow 2 (移動不定) drift; move; wander 3 (流傳; 傳播) spread 4 (向壞...
- 量 : 量動1. (度量) measure 2. (估量) estimate; size up
- 演 : 動詞1 (演變; 演化) develop; evolve 2 (發揮) deduce; elaborate 3 (依照程式練習或計算) drill;...
- 算 : Ⅰ動詞1 (計算數目) calculate; reckon; compute; figure 2 (計算進去) include; count 3 (謀劃;計...
- 法 : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
- 流量 : rate of flow; flow; runoff; discharge; throughput; (flow) rate; quantity (of flow); flux
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By using network flow theory, the optimization problem of power conservation is transformed into the optimal bipartition problem of a flow network which can be partitioned by the max - flow mm - cut algorithm
利用網路流理論,將節約電量的最優化問題轉化為一個流網路的最優分割問題,而後者可採用最大流最小切割演算法實現最優切分。This interpolation module uses the popular and advanced nurbs interpolation technology. the procedures of math processing for nurbs, preprocessing for interpolation and real - time interpolating running on dsp are presented in this article. the interpolating procedure uses an advanced self - adjusting interpolation method, which can automatically adjust the length of interpolation according to machining speed, acceleration and the tolerance of bow height
插補模塊則採用了當今最流行最先進的nurbs插補技術,設計了nurbs數學處理程序,插補預處理程序,運行於dsp的實時插補程序,該插補軟體採用了先進的自適應插補方法,可以根據加工的速度,加速度,弓高誤差的要求自適應調整插補步長,同時採用了對插補點的預估演算法,免去以往加工方法中求導的運算,大大降低了運算量,提高了加工速度。We can get communication traffic distribution graph combined with network topology, to make certain hypothesis and then, according to mark - num algorithm, to get the maximum network traffic
論文結合對計算機網路拓樸的研究,通過分析得出了網路的交通流量分布圖。根據標數演算法,求出網路最大流量。The stochastic optimization method is brought forward, which makes a great amount of simulation of other bidder ' s biding in electrical market, as for every simulation, genetic algorithm is applied to solve the optimization problem, in consideration of the restraint of direct current network, one optimal bid is got, then using the average optimal bids in a great number of simulations as the last optimal bids. the program using c + + language of this method is programmed and examples are discussed for simulation, examples prove the bidding method ' s validity
最後基於第五章的分析,提出了一種採用隨機優化和遺傳演算法相結合的競價方法,即對電力市場中各個競爭對手的報價作為隨機變量進行大量模擬,針對每一次模擬,在考慮直流潮流網路約束的情況下,用遺傳演算法求出一次模擬對應的最優報價,然後把大量模擬樣本求得的最優報價的均值,作為最優報價。Modern logistics system simulate optimization this thesis in theory aspect, establish the mathematics model and bring up the calculate way using heuristics method to optimize the right conveyance problem in the simulative logistics system ; solution logistics the center choose problem, make use of the number analysis the method ( center of gravity method ) to proceed the optimization design solution to calculate ; the thesis furthest extrude put great emphasis on the logistics system production total cost had bigness affect and difficult to control over the problem of the manufacture and stock quantity make use of the matlab to bring up the simulative optimization design project separately with simple optimization algorithm and simplex method algorithm
現代物流系統模擬優化論文在理論方面,用物流系統模擬對運輸優化問題運用啟發式方法建立數學模型、提出演算法;在解決物流中心選址問題時,利用數值分析法(重心法)進行優化設計解算。本文最為突出的是運用簡單尋優技術的單純形法利用matlab就物流系統中對總成本有巨大影響並難以控制的生產和庫存數量問題提出可行的模擬優化設計方案。Taking load uncertainties, infeasibility problem and multiple objection of the reactive power optimization in the radial distribution system into consideration, loads are modeled as fuzzy interval numbers. fuzzy power flow is proposed based on fuzzy interval load for the more practical membership function of line losses rate and maximal voltages offset. this thesis presents multiple objection model of the reactive power optimization considering uncertainties using the fuzzy set theory
對配電網電壓無功優化問題中負荷的非概率性的不確定性問題、多目標問題、約束不可行性問題進行了研究,用模糊區間來描述實際的負荷情況,並用負荷的模糊區間值計算配電網的潮流,得到有功功率損耗和電壓的模糊區間值,使網損率和節點電壓最大偏移量的隸屬函數更接近實際情況;將改進遺傳演算法與模糊集理論相結合,通過求解多目標函數和約束條件的模糊集合的交集,得出網損率和節點電壓最大偏移量最小的最優運行狀態。The orientation path and residual network were defined, the new maximum flow algorithm in network with both node and edge capacity confined was put forward based on feasible flow decompose theorem and by way of the search in artificial intelligence
定義了有向路徑和殘量網路的概念,依據可行流分解定理,引入人工智慧中搜索的方法,以鄰接矩陣為網路數據存儲結構,提出條件約束下的網路最大流新演算法。A maximum flow algorithm in small capacity networks
小容量網路上的最大流演算法A modified genetic algorithm ( mga ) framework was developed and applied to the flowshop sequencing problems with objective of minimizing mean total flowtime. to improve the general genetic algorithm routine, two operations were introduced into the framework. firstly, the worst points were filtered off in each generation and replaced with the best individuals found in previous generations ; secondly, the most promising individual was selectively cultivating if a certain number of recent generations have not been improved yet. under conditions of flowshop machine, the initial population generation and crossover function can also be improved when the mga framework is implemented. computational experiments with random samples show that the mga is superior to general genetic algorithm in performance and comparable to special - purpose heuristic algorithms. the mga framework can also be easily extended to other optimizations even though it will be implemented differently in detail
提出了一個改進遺傳演算法的結構,並且應用於帶有目標是最小平均總流程時間的流水調度排序中.為了改進一般遺傳演算法的程序,兩個新的操作被引進到這個操作中.這兩個操作為: 1 )過濾操作:過濾掉在每一代中的最壞的個體,用前一代中的最好的個體替代它; 2 )培育操作:當在一定代數內演算法不改進時,選擇一個培育操作用於培育最有希望的個體.通過大量的隨機產生的問題的例子的計算機實驗顯示出,提出的演算法的性能明顯好於一般遺傳演算法,並且和此問題的最好的專門意義的啟發式演算法相匹配.新的mga框架很容易擴展到其它最優化當中,只是實施的詳細的步驟有所不同There are mainly two type of algorithms used for spatial spectrum estimation : one is those based on bayesian maximum likelihood method, like the ml ( maximum likelihood ) algorithm, maximum entropy method and etc., the others are based on the spatial decomposition or projection of correlation matrix, this kind of algorithm include vector characterization method, music ( multiple signal classification ) algorithm, projection matrix method, etc. music is a classical spatial spectrum estimation algorithm that has a super high resolution and is widely used today, however, it cannot estimate doa of signals that are correlated
空間譜估計的演算法大致分兩大類:一是基於極大似然估計和最大后驗概率估計統計理論的演算法,包括:極大似然估計法( ml ) 、最大熵法等;另一類是基於對協方差矩陣進行子空間分解或投影的演算法,包括:矢量特徵法、多重信號分類法( music ) 、投影矩陣法等。其中, music法是一種經典的空間譜估計主流演算法,具有超強的分辨性能,但它無法實現對相干信號進行測向分辨。Based on x - filtered lms algorithm and - filtered lms algorithm adaptive inverse control, we use a new variable step size lms algorithm. adding little computation, variable step size lms algorithm can result in fast convergence speed and low residual error simultaneously. the adaptive feedback control can counteract the beginning error of the system
在原來的x -濾波lms演算法自適應逆控制和-濾波lms演算法自適應逆控制方法的基礎上,引入了新的變步長lms演算法,在計算量增加不多的前提下,能同時獲得較快的收斂速度和較小的穩態誤差;引入自適應的反饋補償控制克服了被控系統的直流零頻漂移,使控制系統在初開始工作階段快速收斂;還引入自適應擾動消除器,它能最大限度的消除擾動。To analyze the factors of impacting load balancing of links, which is including the number of routes between source node and destination node, the number of routes through every link, the maximum flow between source node and destination node, the maximum flow through every link, the free bandwidth of every link and so on, we present the fast dynamic routing algorithm ( fdra ) and the critical link routing algorithm ( clra ). simulation results show presented algorithms in the paper are better than other algorithms in reject ratio of the traffic requests and performance of rerouting the traffic requests when a link is failure, especially in computing time cost
通過分析影響網路的鏈路負載均衡的因素,比如源-目的節點間的最大流,通過每條鏈路的最大流,源-目的節點間的路徑數目,通過每條鏈路的路徑數目,以及鏈路的剩餘容量等,提出了快捷動態路由演算法fdra和關鍵性鏈路路由演算法clra ,通過模擬,與最小跳演算法( mha ) 、最寬最短路徑( wsp )演算法、最小干擾路由演算法( mira )相比較,提出的兩種演算法在業務阻塞率、資源利用率以及重路由性能方面都有很好的效果。A source routing framework is proposed to route traffic flows proactively over multiple paths, which tries to optimize routes for long - lived flows based on dispersity routing ; based on mathematical analysis, our approach disperses incoming traffic flows onto multiple paths according to path qualities. long - lived flows are detected and migrated to the shortest path if their qos could be guaranteed there. suggesting non - disjoint path set, four types of dispersion policies are analyzed, and flow classification policy which relates flow trigger with link state update period is investigated
提出一種以業務量內在特性為基礎的前攝式多路路由演算法:以對業務量的內在特性分析為基礎,該方法在多路發送數據流的同時檢測非最短路徑上的長流,而後在保證服務質量的前提下將長流遷移到最短路徑上傳輸;前攝式多路路由使用以路徑質量評價為基礎的業務流分佈方法有效提高網路吞吐量,通過周期性的路徑質量評價適應時變網路狀況;模擬實驗表明,該方法可以有效提高「盡力而為」方式下的網路服務質量和資源利用率;浙江大學博士學位論文3According to the relationship of the angle of the maximum torque and the q axis, the reluctance torque for salient pmsm is made full use of and the sator current amplitude is reduced by a large percentage, so that the system robustness is greatly increased. at the speed loop, this paper presents a single value model algorithmic control strategy which is the simplied form of normal model algorithmic control and has less computation work than the latter, so the real - time performance is very good
對于嵌入式pmsm ,根據在電流幅值一定的條件下最大輸出轉矩與(為等效電流矢量和q軸之間的相位角)之間的關系,將磁阻轉矩轉換為輸出轉矩從而提高了輸出轉矩,改善了系統的控制性能;在速度環採用單步模型演算法控制,其計算量比較少,提高了系統的實時性和魯棒性。The main conclusions of the research are shown as follows : ( 1 ) with meeting the comprehensive using demands including flood control, ice prevention and water supply of the main stream, aimed at the maximum generation electricity in a period of the reservoir regulation, built up the optimal regulation model of the longyangxia - liujiaxia system and sanmenxia - xiaolangdi system and adopted poa method to solve it, obtained long series compensation regulation results
論文取得的主要成果如下: ( 1 )在滿足全河幹流防洪、防凌、供水等綜合利用要求的前提下,以水庫調度期發電量最大為目標,採用大系統分解協調方法,建立了龍劉和三小的優化模型,採用逐步優化演算法( poa )求解了該模型。It has been a long time on blood velocity measurement [ 9 ] of this type. there are many methods to obtain the windows. but the intensity signal obtained from the windows is n ' t accuray of some methods or the real time property is not very good of others
用相關演算法時,血液流速是血管上兩窗口間的距離除以血液流過兩窗口所用時間,時間用兩窗口血液灰度信號最大相關計算得到,微循環血液流速測量的研究已經有很長的時間[ 9 ] ,其中血管窗口的選取現在有多種方法,但現有的方法要麼窗口取得不準確[ 9 ] ,要麼實時性較差。Meanwhile, we have gained some achievement. 1. based on error variety of nonlinear control curves of ld output laser power by optoelectronic feedback measured, we take advantage of window pid control algorithm to gain high stability of laser power and reduce error amends at mostly
1 、基於光電池檢測ld光功率輸出的非線性控制曲線產生的誤差變化,將特性曲線利用軟體的窗口控制演算法實現區域控制,進而有效的對ld工作電流進行pid穩態控制和光功率參數顯示,且激光器的光功率輸出和激光通過分光鏡後送入光電池放大電壓量和單片機通過計算使到誤差修正量達到最小,從而使光功率控制達到最佳效果的變化關系。First, variable speed constant frequency wind energy convertion theory is described in this paper, then presents a review on the development of wind turbines control and the main types of generator and static converters used to interface variable speed wind turbines to the electric grid. then discuss main circuit constructure and advantage of direct drive wind energy conversion system and introduce pitch - control method for wind power traction and electric power stability. simply aerodynamic characteristic of the turbine is analysised and permanent magnet synchnonous generator math model is established. to convert the variable frequency electricity into utility grid, back to back four - quadrant pwm - vsi is used and three typies of control strategy is presented to capture the maximum wind energy and transmit energy. then simulation is implemented to test the control strategy. in the following chapter a simple ac - dc - ac converter with a dc - dc boosting chopper is proposed to transmit the wind energy into electricity energy and two control strategy is presented
建立了永磁電機和變流器的數學模型,針對雙pwm變頻器的特點提出了三種控制策略對變流器進行控制,通過變流器交-直-交的變換,將發電機發出的變頻變幅值交流電轉化為可用的恆定頻率的交流電,通過pwm調治能使其輸出功率因數為一,並且該控制系統功率因數為可調,能在特殊情況下同電網交換一定的無功功率,並通過對變流器的控制實現了最大風能俘獲的功能。最後採用matlab / simulink進行了模擬,取得了良好的模擬效果。在風力發電系統中,採用先進的最大功率俘獲演算法,能有效的從風中獲得最大的能量。It is a pop method to embed watermark in frequency field, in most literature, they embed watermark into the coefficients of fft, dct, or high - frequency of dwt using quantization method, we think that : embedding watermark into the low - frequency of audio signal dwt field can improve the robustness of watermark. the watermark is embedded in the maximum of subsection of approximate component the watermark signal using quantization method, for the same quantization size, the “ noise ” added to the signal is
在頻率域嵌入水印信息,是目前一種主流的嵌入演算法,在很多文獻中,都是通過量化音頻信號的ftf系數, dct系數,或者是dwt域的高頻系數。我們認為:在小波域內的近似分量(低頻系數)中嵌入水印能夠提高數字水印的魯棒性,通過量化嵌入水印的方法,將水印嵌入到近似分量中每個分段中最大值上,因為這樣對于同一個量化步長,量化對象的幅值越大,所疊加的「噪聲」就越小,從而提高了數字水印的不可感知性。Algorithm testing shows : the new maximum flow algorithm in network with both node and edge capacity confined is completely feasible and availability effective
演算法測試表明:點和邊有容量約束的網路最大流新演算法是完全可行和有效的。分享友人