V2EX re-identification

Re-identification

定义 Definition

re-identification(再识别/重新识别):指在数据已经“匿名化”或“去标识化”之后,通过与其他数据源比对、关联或推断,把数据重新对应到某个具体个人(或其身份)的过程。常见于隐私保护与数据安全语境。

发音 Pronunciation (IPA)

/ri adn.t.fke.n/

例句 Examples

Re-identification can happen when datasets are combined.
当多个数据集被合并时,可能会发生再识别。

Even if names are removed, re-identification may be possible by linking location and time patterns to public records.
即使去掉姓名,也可能通过把地点与时间模式和公开记录关联起来实现再识别。

词源 Etymology

由前缀 **re-**(“再次、重新”)+ identification(“识别、身份确认”)构成,字面意思是“再次进行身份识别”。该词在隐私与数据科学领域中用来强调:仅去除直接标识符(如姓名、身份证号)并不一定能阻止身份被“重新推回”。

相关词 Related Words

文献与作品 Literary / Notable Works

  • Latanya Sweeney, “k-anonymity: A Model for Protecting Privacy”(2002)
  • Arvind Narayanan & Vitaly Shmatikov, “Robust De-anonymization of Large Sparse Datasets”(2008)
  • Paul Ohm, “Broken Promises of Privacy: Responding to the Surprising Failure of Anonymization”(2010)
  • 欧盟法规文本 GDPR(General Data Protection Regulation) 相关条款与指导文件中常讨论“再识别风险”(re-identification risk)
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