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RANDOM PERTURBATION

Statistics Directorate    
Definition:
This is a disclosure control method according to which a noise, in the form of a random value is added to the true value or, in the case of categorical variables, where another value is randomly substituted for the true value.

Source Publication:
Statistics Netherlands, Statistics Canada, Germany FSO, University of Manchester, 2005, Glossary of Statistical Disclosure Control, incorporated in paper presented at Joint UNECE/Eurostat work session on statistical data confidentiality, Geneva, 9-11 October 2005.

Statistical Theme: Methodological information (metadata)

Created on Thursday, November 10, 2005