Scientific papers on semantics and aggregation procedures for SDC of qualitative variables
نویسنده
چکیده
Microaggregation is a masking procedure used for protecting confidential data prior to their public release. This technique, that relies on clustering and aggregation techniques, is solely used for numerical data. In this work we introduce a microaggregation procedure for categorical variables. We describe the new masking method and we analyse the results it obtains according to some indices found in the literature. The method is compared with Top and Bottom Coding, Global recoding, Rank Swapping and PRAM.
منابع مشابه
Evaluating researches on urban housing indicators in current decade based on PRISMA method
Considering important role of housing in contemporary urban areas, evaluating urban housing quality has become one of the most popular topics in recent researches. Housing has vast conceptual perspectives which include many aspects of urban life beside the dwelling purpose of it, such as recreation, primary schools, and play yards and so on. The most efficient tool for achieving such purposes i...
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One of the new theories in the field of urban development planning is the creative city theory, which can be useful due to the intense competition between cities in the age of globalization. Based on this, various researches have been done about the metropolis of Tehran, which have looked at the city of Tehran and creativity from different angles. Therefore, analysis and evaluation of these res...
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The purpose of the present paper was to pursue the social factors involving in scientific papers and also examine the impact of tendency of PhD candidates to participate in research projects, membership and activity of PhD candidate at conferences, the willingness in scientific collaboration of professors and researchers. The sample size consisted of 92 PhD candidates at Islamic Azad University...
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