丟碼率 的英文怎麼說

中文拼音 [diūmǎlǜ]
丟碼率 英文
dropout rate
  • 丟 : losemislaybe missing
  • 碼 : Ⅰ名詞（表示數目的符號或用具） a sign or object indicating number; code Ⅱ量詞1 （指一件事或一類的...
  • 率 : 率名詞（比值） rate; ratio; proportion
  1. This scheme firstly determined the operating mode of coded video stream in nal layer according to the current channel state before they were packed. the coded video stream operated under ssm in error - free channel so as to reduce the packing tradeoff and increase the coding efficiency. while in error - prone channel, they operated under dpm combined with improved unequal error protection ( uep ) scheme based on human eyes characteristic in order to elevate their robustness to channel error

    該方案中編碼視頻信息在進行打包封裝前，首先根據當前通道狀態信息自適應地確定其在nal層中的工作模式，在無丟包通道中採用單數據片模式以降低編碼視頻流的打包開銷，提高編碼效率；而在丟包通道中採用數據分區模式以提高編碼視頻流對通道誤碼的魯棒性能，同時基於人眼視覺特性，提出了一種改進的uep策略。
  2. Real - time transport with dynamic error correction code utilizes error correction methods that vary with current packet loss rate and packet error rate of network

    該技術是在多媒體數據的實時傳輸中，依據網路丟包率和包錯誤率情況，動態的使用不同糾錯編碼方案的實時傳輸技術。
  3. It reframes the traceback problem as a polynomial reconstruction problem, and uses techniques from algebraic coding theory to provide robust methods of transmission and restriction. the scheme is a new solution to the traceback problem during a dos attack ; the honeypot for ddos, which is a tool of traceback, lures the attacker to believe that he successfully compromised a slave for his needs, convincingly simulating the architecture of a potential ddos attack ; the source - based approach to ddos defense, which is a useful adjunt to traceback systems, deploys a ddos defense system at source - end networks. attacks are detected by monitoring two - way traffic flows, and the attacks originating from source networks are stopped by rate - limiting ; the routing mechanism based on pushback treats ddos attacks as a congestion - control problem

    最後，就有關ddos攻擊反向追蹤問題，從四個方面對其解決方案進行了研究：在分析比較幾種反向追蹤演算法的基礎上，著重研究了代數方法編碼反向追蹤信息的方案，該方案把追蹤重構問題當作多項式重構問題，使用代數編碼理論技術提供魯棒的傳送和重構方法，是dos攻擊過程中的反向追蹤問題的一種新的解決方法； ddos陷阱作為反向追蹤的工具，引誘攻擊者相信自己成功與所需的傀儡主機通話，令人信服地模擬出潛在ddos攻擊體系結構；基於源的ddos防禦方法作為反向追蹤有用的補充，將防禦系統部署在源網路，通過監控雙向流量檢測攻擊和限制速率終止來自源的攻擊；基於向後倒推的防禦ddos的路由機制把ddos攻擊看作擁塞控制問題，添加功能到每個路由器來檢測並優先丟棄可能屬于攻擊的包，通過向後倒推上級路由器也得到通知而把這樣的包丟棄。
  4. The other one is the synthetical local nonlinear pca neural network recognition model constructed by combining the nonlinear generalization of pca and sub - space pattern recognition technology. we use the two recognition systems in handwritten digitals and characters recognition and obtain some satisfactory results. compared with some traditional classifiers, our systems have better recognition performances

    而基於非線性pca的神經網路識別模型對傳統的線性pca進行了推廣，並利用了子空間的模式識別方法，針對每個字元類使用神經網路建立多個模板，然後利用pca神經網路和聚類演算法構造自動編碼器組對模式類進行重構，避免了特徵提取的復雜性和信息的丟失，提高了系統的識別性能和運算效率。
  5. Similar to asama protocol, qasama protocol applies ppo and go algorithm, but qasama protocol also considers the requirements of packet delay, packet drop rate, bit error rate ( ber ), traffic capacity and channel utilization, and integrates these requirements into the slot allocation procedure

    在qasama協議中，綜合考慮了分組時延，分組丟棄率，誤碼率，業務容量以及通道利用率方面的要求，並將這些要求與多波束智能天線的特點及自適應時隙分配過程有機地結合起來。
  6. Mechanism and difficulty of current real - time transport technology are analyzed in this article, technologies such as multicast, real - time transport, resource reservation and error correction code technologies are studied in this dissertation. a method of improving the quality of real - time transport of multimedia data on network on where packet loss rate and packet error rate are high is provided

    本文分析了現有網路數據實時傳輸的機理及面臨的困難，研究了多播、實時傳輸、資源預留以及糾錯編碼等技術在實時傳輸中的應用，給出了在低帶寬、包錯誤率和丟包率較高的網路中提高多媒體數據實時傳輸質量的方法，提出了帶動態糾錯編碼的實時傳輸技術。
  7. The internet is based on the sharing channel of tcp / ip protocol and consists of various heterogeneous subnets. it is unpredictable of its transportation latency, available bandwidth and data package lost rate. so it ' s necessary to have an efficient encoding method and an adaptive real time transportation strategy to meet the multimedia communication ' s requirement of latency and bandwidth

    Internet基於tcp ip協議通道共享，由多種異構網路互連而成的，其中的傳輸延時、通道帶寬、數據包丟失率都是時變的、不可預測的，因此，對延時、帶寬要求很高的多媒體通信，必須有一種高效的編碼方法和根據帶寬變化的實時傳輸策略。
  8. Focusing on the flaw that the complexity is incompatible with performance in the existing code - rate allocation methods of the unequal loss protection system with transmission rate constraint, a new code - rate allocation method based on estimation is proposed

    摘要針對現有傳輸碼率約束抗丟包不等保護系統的碼率分配方法不能兼顧復雜度和性能的缺陷，提出了一種基於估計的碼率分配新方法。
  9. In the simulation, its redundancy - rate - distortion performance is analyzed firstly, then the performance of error concealment and error resilience, the coding framework proposed in this paper are tested and compared with the mdc based on pct and sdc in error - prone environments, the results testify that not only the proposed mdc scheme has a better robustness but also a higher coding efficiency, which ensures reliable transmission of compressed digital video over networks

    在模擬實驗中，首先對其冗餘率失真進行了分析，然後和基於pct的mdc及傳統單描述編碼方法在有突發錯誤及丟包壞境中，對錯誤隱藏和錯誤復原等抗誤碼性能進行了比較，結果表明：本文的多描述編碼在易錯環境中不僅具有更優良的抗誤碼性能，而且編碼效率較高，能夠保證在網路上視頻傳輸的可靠性。
  10. On the above, to overcome the pre - maturity and low speed of search in the late phase of multicast routing algorithm based on genetic algorithm, the author gives the multi - population parallel annealing genetic multicast routing algorithm to solve the bandwidth, delay, delay jitter and packet loss constrained least - cost multicast routing problem, which combines the

    在此基礎上，將多種群并行技術和退火技術相結合，以克服現有基於遺傳演算法的組播路由演算法過早收斂和後期搜索速度較慢的缺陷，且使用樹狀編碼方法，提出求解帶寬、時延、時延抖動和分組丟失率約束的代價最小組播樹的多種群并行退火遺傳組播路由演算法。
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