stochastic network 中文意思是什麼

stochastic network 解釋
隨機網路
  • stochastic : adj. 1. 機會的;有可能性的;隨便的。2. 【數學】隨機的。
  • network : n. 1. 網眼織物。2. (鐵路、河道等的)網狀系統,網狀組織,廣播網,電視網,廣播[電視]聯播公司。3. 【無線電】網路,電路。4. 【計算機】電腦網路,網。
  1. Stochastic network model for disassembly of discarded products

    裝配式產品拆卸的隨機網路模型研究
  2. 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。
  3. After analyzing the character of risk, i introduce data mining method into risk management, to solve the contradiction between great capacity of data and lack of information, the methods include mathematics statistics and artificial neural network ( ann ). then, i study on the methods of risk management in risk identification, risk evaluation and risk disposal, what is advanced, fault tree analysis method based on fuzzy probability, stochastic simulation method and the topsis method based on interval number all consider the characteristic of risk. finally, i discussed the application of information system ( mis ) in project risk management, and developed a risk management information system

    論文在深入分析了風險特徵之後,將數據挖掘技術引入風險管理,用以解決海量數據與貧乏信息之間的矛盾,所採用的技術有數理統計和人工神經網路( ann )兩種方法;接著,論文對風險識別、風險評價、風險處理中的風險管理方法進行了研究,所提出的基於模糊概率的故障樹技術、隨機模擬技術和基於區間數的topsis方法都體現了風險管理的特點;最後,論文對信息系統( mis )在工程項目風險管理中的應用進行了探討,開發出一個風險管理信息系統。
  4. Second part - the main contribution and research results of this paper are focused on as follows : ( 1 ) how to use the measurements of a dual frequency gps receiver to determine the ionospheric delay correction model for single frequency gps of a local range ; ( 2 ) how to separate the instrumental biases with the ionospheric delays in gps observation ; ( 3 ) how to establish a large range grid ionosphere model and use the gps data of chinese crust movement observation network to investigate the change law of ionospheric tec of china area ; ( 4 ) how to improve the effectiveness of correcting ionospheric delays for waas ' s users under adverse conditions. ( 5 ) how to establish the basic theory and the corresponding framework of monitoring the stochastic ionospheric disturbance using gps ( 6 ) how to improve the modelling ability of ionospheric delay according to its diurnal, seasonal, annual variations based on gps ; ( 7 ) how to meet the demand of correcting the ionospheric delay of high - precision orbit determination for low - earth satellite using a single frequency gps receiver 1 extracting ( local ) ionospheric information from gps data with high - precision the factors are systematically described and analyzed which limit the precision of using gps data to extract ionospheric delays

    二、具體研究工作的系統報告,主要集中在以下幾方面:研究如何利用單臺雙頻gps接收機的觀測信息確定電離層延遲改正模型,為小范圍的單頻用戶服務;研究如何實時分離gps觀測中的儀器偏差與電離層延遲;研究如何建立較大區域的電離層格網模型,進而初步設想利用中國地殼運動觀測網路深入研究我國領域的電離層的電子濃度變化規律;研究單頻用戶在不利條件下,如何更好地利用電離層延遲改正信息;研究利用gps監測隨機電離層擾動的基本理論和框架方案;研究如何綜合顧及電離層的周日、季節和年變化,進一步提高利用gps模擬電離層延遲的能力;研究如何實現星載單頻gps低軌衛星的精密測軌中的電離層延遲改正要求。
  5. At last the learning method for conditional probability distribution is investigated. * the congestion computing of tn and simulation in this paper a special stochastic process is studied and applied in telephone < wp = 7 > switch system. the congestion principle is analyzed from link system, telecommunication network and switcher

    *電信網阻塞計算方法及模擬本文研究了增消隨機過程及在電話交換系統中的應用,並從鏈路系統、電信網路及交換機等方面分析了電信網產生阻塞的機理並推導了阻塞計算方法。
  6. Firstly in this part, computer simulation methodology based on the baecher model for generating network of discrete fractures was presented, which includes the follow details : probability distributions of fracture density, orientation, trace length, size, and aperture and estimation of their statistical parameters ; stochastic models of fracture network ; monte - carlo ' s simulation method ; numerical simulation procedure and technicality. then, boundary element method was used to calculate flow through the generated fractured network. assuming single fracture as a two - dimension inexpressible isotropic porous media, boundary element method equations for flow in single fracture and then in fracture network were derived using the weighted residual method

    給出了離散裂隙網路模型所依據的基本假定;發展了基於baecher模型的離散裂隙網路計算機隨機生成技術:詳細地推導了單裂隙滲流和多裂隙相交網路滲流的邊界單元法公式,發展了離散裂隙網路中穩態滲流的邊界元數值技術,並且討論了相關的具體數值技術細節,如角點的處理方法,單元的自動剖分等:描述了混合邊界元?管流模擬方法及其數值實現;研究了裂隙網路的簡化方法,並針對裂隙網路邊界元法的特點提出了一種改進的分塊三角分解法。
  7. It first shows the building of stochastic, time - dependent network model, the description of k expected shortest paths problem, the demonstration of travel time probability distributions for the arcs in transportation area, and the calculation of expected travel time on path

    本文首先給出了隨機時間依賴網路模型( stdn模型) 、 k期望最短路徑問題的形式化描述,並針對交通應用領域推導出弧耗費服從的概率密度函數,路徑期望值的計算方法。
  8. Data mining ( dm ) aims at drawing implied and useful information / knowledge from massive incomplete, noisy, blurry, and stochastic real data ; while neural network is a frequently used tool for dm

    數據挖掘就是從大量不完全的、有噪聲的、模糊的、隨機的實際數據中發現隱含的、事先未知的潛在有用的並且最終可理解的信息和知識的過程。
  9. A registration algorithm for sensor alignment based on stochastic fuzzy neural network ( snff ) is presented

    提出了基於隨機神經網路的傳感器配準方法。
  10. The determination of efficient paths in the transportation network is a key technology of stochastic traffic assignment

    摘要交通路網中有效路徑的確定方法是進行各類隨機交通流量分配的關鍵技術。
  11. And they ca n ' t take into account distributing of crops and water requirement and water content of soil. aiming at the limitations of this irrigation system, a expressions about design flow of pipe networks is set up by the probability methods. a model of stochastic non - linear programming by random irrigating is presented to optimize network of micro - irrigation

    論文針對這種灌溉制度的缺點,引入管網流量設計保證率、概率約束等理論,用概率論的方法推求了隨機灌水條件下管網設計流量的計算公式,並建立了隨機取水條件下微灌系統管網優化設計隨機非線性規劃數學模型。
  12. Three types of artificial neural networks, namely radial basis function network, feedforward network, stochastic network, and their application in the analysis of electromagnetic stop band structure in coplanar waveguide have been discussed

    本文研究了以下三種人工神經網路:徑向基函數網路、前向網路、隨機網路,並用於分析共面波導中的電磁阻帶結構。
  13. With application to civil engineering, this thesis advises a new method for determining the training error of a neural network by taking into account the stochastic characteristic of the training samples

    結合土木工程應用,考慮訓練樣本的隨機特性,本文提出了一個新的選取訓練誤差初始值的方法。
  14. The traffic model and a suit of differential equations presenting the status of the system are given first, from which an objective function is derived, and then the transmission is optimally controlled by the neural network which is characterized by nonlinear map and the particle swarm optimization algorithm which is characterized by stochastic optimization, namely the neural network is employed to generate variable rate of token generation, and the particle swarm optimization algorithm with inertia weight is employed to optimally train neural network in the form of finding a sub - optimal resolution in acceptable computation time

    本文給出了傳輸控制的系統模型及其系統各狀態的差分方程表示,由此推導出了系統的代價函數。然後利用神經網路的非線性映射的功能和基於概率尋優的粒子群優化演算法對系統進行優化控制,利用神經網路控制令牌桶的可變令牌產生速率,利用帶慣性權重的粒子群優化演算法對神經網路的權值進行優化訓練,使其在可以接受的時間內達到次優解。
  15. In this paper, a stochastic pricing model is proposed and simulation results show a close agreement with real network situations

    結果表明,模型較大程度地反應了現實,對網路運營商而言很有參考價值。
  16. Stochastic network can employ simulated annealing method to optimize parameters of equivalent circuits

    隨機網路可利用模擬退火演算法優化等效電路參數。
  17. In combination with a project schedule management case of pipe horizontal direction drill project, the author analyzes its network program with monte carlo simulation technique, and then comes to the conclusion that the stochastic network program can give more substantial schedule information to the project manager than ordinary network program

    結合管道水平定向鉆穿越工程進度管理實例,在其網路計劃中應用蒙特卡洛模擬技術進行分析,以概率形式確定關鍵工作和施工工期,為項目經理進行進度管理提供更多更充實信息。
  18. Design and application of routing simulation platform of stochastic network

    隨機網路路由模擬平臺的創建及應用
  19. The progress of ordinary network program is summarized, the monte carlo simulation technique is introduced in stochastic network program

    摘要總結了網路計劃的研究概況,在隨機網路計劃中引進蒙特卡洛模擬技術。
  20. The guaranteed ease canal at networked system with both stochastic network - induced delay and data packet dropout governed by a markovian chain is investigated

    摘要研究了具有隨機網路誘導時延且數據包丟失服從馬爾可夫鏈的網路化系統的保性能控制問題。
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