logical topology 中文意思是什麼
logical topology
解釋
邏輯拓撲結構-
For optical - layering approach, we propose an ant - based algorithm, which uses the ants " capability of finding shortest or near - shortest paths between a food source and their nests, to solve the logical topology reconfiguration problem. we give the ants routing formula based on dynamic load balancing and short path on the assumption that some conditions hold
前者適合於業務矩陣變化不是太頻繁的網路，提出利用螞蟻演算法解決業務的再路由問題，即利用螞蟻具有找到最短徑及不同種類螞蟻具有互斥的天然特性來進行邏輯拓撲重配置，從而保證了鏈路負載分佈的平衡性。 -
The oma framework is a logical architecture that does not propose any specific topology or physical location of servers
Oma框架是一個邏輯架構，它並沒有建議任何特定的拓補或服務器的物理位置。 -
The binary fat tree is a network topology which is prone to accomplish butterfly computing. according to this feature, a logical model for binary fat tree was constructed at first, and then a parallel fast fourier transform algorithm based on it was devel.
二叉胖樹網路結構是一種易於實現蝶式計算的網路拓撲結構，基於這一特點，首先構造了一種二叉胖樹的邏輯模型，並提出了一種基於該模型的并行快速傅立葉變換演算法。 -
The loop free logical topology created is called a tree
沒有?圈的邏輯拓撲叫做樹。 -
The algorithm used to create this loop free logical topology is the spanning - tree algorithm
用來建立沒有?圈的邏輯拓撲之演演算法通常稱為擴充樹演演算法。 -
A new algorithm called the rapid spanning - tree algorithm was developed to reduce the time for a network to compute a loop free logical topology
一個新的演演算法叫做快速擴充樹演演算法，是開發用來減少網路上，計算一個沒有?圈的邏輯拓撲所需的時間。 -
This topology is a star or extended star logical topology
這種拓撲是星狀或延伸式星狀的邏輯拓撲。 -
First, the growing history and the basic principle of the wdm optical networks are introduced, then the construct of the wdm all - optical networks is discussed, physical topology and logical topology and so on. then, the routing technology in wdm system is presented in this paper, as well as key optical components in optical networks. the routing and wavelength assignment issue in the optimal design of rwa algorithm is particularly explored
論文介紹了波分復用系統的原理、發展歷程，討論了wdm全光網體系結構、網路物理拓撲和邏輯拓撲，光交換/光路由等技術和關鍵器件，著重研究波長路由型全光網優化設計中的路由和波長分配問題。 -
So the network ' s average blocking probability is minimized. simulation results show that the algorithm performs well in dynamic traffic load situation. secondly, for mpls based approach, we study the problem of designing logical topology for virtual private networks ( vpns ) over ip / wdm networks considering different qos requirements
對于給定的網路物理拓撲及業務矩陣，對不同qos要求的vpn進行資源分配時，首先照顧較高質量要求的vpn業務，並且，對于相同qos要求的vpn業務，優先考慮業務量比重較大的節點對，並盡量保證負載在全網均勻分佈。 -
For a given network physical topology and long - term traffic pattern, design of delay - based logical topology can be formulated as a linear problem, a np - hard problem, which is computationally intractable for large size of networks. so, we pr opose a heuristic algorithm to address the problems of routing and wavelength assignment
基於業務平均跳數來衡量的模擬結果表明，在網路中不同qos要求的業務需求大致相當的情況下，不管網路負載如何變化，對某qos要求的vpn業務，總是能夠取得qos較之要低的業務更低的平均跳數，即更小的平均時延。
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