traffic flow delay 中文意思是什麼
traffic flow delay
解釋
車流延滯-
A simple, robust method is proposed that relies on high - resolution measurements and on - line analysis of network traffic to provide real - time alarms in the incipient phase of network anomalies. the anomaly identification algorithms based on behavior model using path changes, flow shift and packet delay variance
通過高性能測量和在線分析網路流和路由信息對初始網路異常產生實時報警，提出基於路由變化、流變化和包延遲建立網路行為模型的網路異常檢測演算法。 -
Overtaking. besides, this thesis also presents fuzzy - based multi - phase intelligent signal control strategy according to the deficiencies of present traffic signal control system and the research of fuzzy traffic signal control, this signal control strategy focuses on the single junction signal control problem, though imitating the ways of traffic police managing the traffic, it has the ability of intelligent phase changing and controlling in the light of the real traffic flow, the simulation result shows : in two - and multi - phase conditions, the average vehicle delay is reduced by 15 % and by 27 % compared with the general fuzzy control method
此外，本文還根據目前交通信號控制方法的不足以及現有的運用模糊控制技術進行交通信號控制研究上的欠缺，提出了基於模糊控制的多相位智能擬人信號控制策略，該控制策略以單交叉口的信號控制為研究對象，通過模擬交通指揮者實際進行交通控制的特點，使控制系統能實時根據各相位車輛的多少進行信號的智能控制，模擬結果表明：與普通模糊交通信號控制方法相比，在兩相位與多相位的模式中可分別減小平均停車延誤平均15和27 。 -
In order to smooth the air traffic flow, the delay time and new schedules of flight are obtained through solving the numerical examples
然後對模型進行了具體的數例求解，得到航班的延遲時間和新的航班時刻，達到了平滑交通流量的目的。 -
In the proposed flow control method for abr service in atm networks, by introduction of delay factors, the cell transmission rate for abr traffic with different rtd are adjusted differently when the surplus bandwidth varies, and the rate variation amplitude for the short rtd traffic will be enlargeed while one for the long rtd traffic will be lessened, compared with erica
改進的erica演算法加入時延因子，使在連接中具有不同時延的用戶在剩餘帶寬變化時，速率的調整具有不同反應，時延大的反應較遲鈍，時延小的反應較敏感。改進演算法使得小時延信源能更快的適應帶寬的變化，緩解了由於大時延信源速率調整的滯后而無法及時解除擁塞的現象。 -
Fa _ maca is an improvement of the well known maca ( multiple access collision avoidance ) protocol, which not only avoids the " hidden terminal " problem in wireless channel, but also adaptively adjust the access delay based on the traffic flow and traffic priority of the network
將多業務種類的不同接入時延調整策略和傳統的maca多址接入協議相結合，提出了應用在adhoc網路中的流量自適應的maca接入協議? fa - maca 。 -
Based on these models, a main - road traffic flow model with two speeds on one dimension is designed. this model simulate the situation of one road in the city, traffic lights placed on the crossing, using the computer simulation, firstly, in the case of synchronized traffic lights, we investigated the velocity and flow of the model when the initial density, the turning probabilities, the number of the traffic lights, the green to signal ratio and the period of the signal are changed, then we have advanced some meliorate measure to traffic flow ; secondly, in the case of the traffic lights " signal update delay in turn, we found the optimal matching between the period of the signal and the delay time of the traffic lights so as to the perfect velocity and the flow of the model are attained
在此基礎上，建立了一維二速主幹道模型，該模型模擬了城市交通中一條主幹道的交通情況，在交叉口處設置紅綠燈，通過計算機模擬，首先，在交通燈信號同步更新的條件下，研究模型在改變車輛的初始密度、轉向概率、交通燈個數、紅綠燈信號的綠信比、紅綠燈信號周期等各種情況下主幹道的速度、流量的變化，根據模擬結果提出一些改善交通的有效措施；其次，在交通燈信號依次延遲更新的條件下，研究模型在參數道路長、紅綠燈綠信比、交通燈個數、車輛的初始密度給定的情況下找到紅綠燈信號周期和延遲時間的最佳匹配使得主幹道的速度、流量達到最理想的值。 -
In theoretical study, through analyzing operational characteristics of traffic flow in roundabout and studying the acceptable gap influence on delay and different arrival distributions effect to the capacity, the paper brings forward the experiment methods to study the capacity of roundabout by using the simulation technology
在理論研究方面，就環形交叉口交通流運行特性進行了分析，並深入地研究了可接受間隙對延誤的影響以及車頭時距分佈對通行能力的影響，提出了利用模擬技術研究環形交叉口通行能力的實驗方法。 -
Traffic flow delay
車流延滯 -
We implement the traffic generator by these studies. the thesis focuses on how to generate abundance flow, how to send flow fastly, how to measure network, how to synchronize flow sender and flow receiver. we use some solution to resolve the problems, including that using linear congruential and modifying select - giveup algorithm to generate random number, implement class that has good application interface to user, making random number as packet ’ s inter - departure - time and packet size, which can provide flow base on special distribution, designing and implementing a method to active measure by our traffic generator, designing a accurately time counter and precision delay function, synchronizing flow sender and receiver by tgm message
通過對現有技術的研究和改進，我們形成的解決方案如下:通過利用改進的線性同余演算法，以及對舍選法進行研究和改進，實現了一個具有良好應用介面的隨機變量生成器，利用其產生的隨機數作為發包的間隔或包的尺寸，以產生服從特定模式的流;利用傳輸的數據包設計並實現了網路的主動測量，為網路測量和流的發送設計了高精度的計時器，精確延時函數;利用自定義的tgm報文協調發送端和接收端的操作。 -
It is through adjusting the parameters of signal control and coordinately controlling of the urban traffic flow by real - timely monitoring the traffic flow and real - timely optimizing the traffic control model to reduce the stop times and delay, and aiming at improving the performances of urban traffic networks
主要通過實時監測車流量，實時優化交通控制模式，來調整信號控制參數以及協調控制道路交通流量，使停車次數和延誤時間減至最小，充分提高路網的交通效益。 -
The paper especially provides the design of delay models about urban traffic flow guidance system of our country
介紹交通流理論及其發展趨勢，從而引出了城市交通流誘導系統的結構框架和實施框架。
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