Disclosure Risk Components of Contextualized Microdata: Identifying Unique Geographic Units and the Implications for Pinpointing Survey Respondents
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منابع مشابه
A CRONYM : Data without Boundaries D
Disclosure limitation methods for protecting the confidentiality ofrespondents in survey microdata often use perturbative techniques whichintroduce measurement error into the categorical identifying variables. Inaddition, the data itself will often have measurement errors commonly arisingfrom survey processes. There is a need for valid and practical ways to assess theprotect...
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Government statistical agencies often apply statistical disclosure limitation techniques to survey microdata to protect the confidentiality of respondents. There is a need for valid and practical ways to assess the protection provided. This paper develops some simple methods for disclosure limitation techniques which perturb the values of categorical identifying variables. The methods are appli...
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Dissemination of microdata files should be constrained to the confidentiality pledge under which a statistical agency collects survey data. To protect the confidentiality of respondents, statistical agencies perform a two-stage statistical disclosure control procedure. In the first stage, with respect to a disclosure scenario, the risk of disclosure of each unit is estimated. After the removal ...
متن کاملStatistical Disclosure Control for Survey Data
Statistical disclosure control refers to the methodology used in the design of the statistical outputs from a survey for protecting the confidentiality of respondents’ answers. The threat to confidentiality is assumed to come from a hypothetical intruder who has access to these outputs and seeks to use them to disclose information about a survey respondent. One key concern relates to identity d...
متن کاملMicrodata Protection
Governmental, public, and private organizations are more and more frequently required to make data available for external release in a selective and secure fashion. Most data are today released in the form of microdata, reporting information on individual respondents. The protection of microdata against improper disclosure is therefore an issue that has become increasingly important and will co...
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تاریخ انتشار 2008