V2EX error detection

Error Detection

定义 Definition

error detection 指在数据传输、存储或计算过程中,识别(发现)错误是否发生的技术与过程。它通常只能判断“有无错误”,不一定能自动修正错误(修正通常属于 error correction 的范畴)。

发音 Pronunciation (IPA)

/err dtkn/

例句 Examples

We use parity bits for error detection in simple transmissions.
我们在简单传输中用奇偶校验位来做错误检测。

Robust error detection is essential in distributed systems to prevent silent data corruption from propagating across services.
在分布式系统中,可靠的错误检测至关重要,可防止“静默数据损坏”在各个服务间扩散。

词源 Etymology

error 源自拉丁语 error(“偏离、迷误”),与“走错路/偏离正轨”的含义相关;detection 来自 detect,源于拉丁语 detegere(“揭开、发现”)。合在一起,error detection 字面意思就是“把错误揭示出来/发现错误”。

相关词 Related Words

文学与经典著作中的用例 Literary Works

  • Claude E. Shannon, A Mathematical Theory of Communication(1948):讨论通信中的噪声、可靠传输与差错相关思想(常与差错检测/纠错体系一并被引用)。
  • Richard W. Hamming, Coding and Information Theory:系统介绍编码理论背景下的差错检测与纠错概念。
  • David J. C. MacKay, Information Theory, Inference, and Learning Algorithms:以学习者友好的方式讲解信息论与差错控制编码(包含差错检测相关内容)。
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