一類精確修復(fù)多個錯誤的Suh-Ramchandran碼
發(fā)布時間:2018-10-25 20:26
【摘要】:再生碼因能有效地減少修復(fù)帶寬,更適用于分布式存儲系統(tǒng)。利用干擾對齊技術(shù),對于任意的參數(shù)(n,k,d),滿足n≥2k且d≥2k-1。Suh和Ramchandran構(gòu)造了修復(fù)一個失效節(jié)點時,可達到最優(yōu)修復(fù)帶寬的最小存儲再生碼;赟uh-Ramchandran再生碼,重新描述了參數(shù)(n=2k+1;k)下的編碼結(jié)構(gòu),并說明這種碼為一類可修復(fù)多個失效節(jié)點的再生碼,且在修復(fù)單個或多個失效節(jié)點時均可達到最優(yōu)的修復(fù)帶寬。
[Abstract]:The regenerative code can effectively reduce the repair bandwidth and is more suitable for distributed storage systems. By using interference alignment technique, for arbitrary parameters (n ~ 2 k and d 鈮,
本文編號:2294747
[Abstract]:The regenerative code can effectively reduce the repair bandwidth and is more suitable for distributed storage systems. By using interference alignment technique, for arbitrary parameters (n ~ 2 k and d 鈮,
本文編號:2294747
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