Title:
SYSTEM AND METHOD FOR PRESERVING PRIVACY IN SKEWED DATA
Document Type and Number:
WIPO Patent Application WO/2018/128207
Kind Code:
A1
Abstract:
According to one embodiment of the present invention, a system for preserving privacy in skewed data comprises: a table partition unit for partitioning a microdata table into a number of partitions determined by a data owner; an anonymization module for dividing the microdata table into a quasi-identifier table and a sensitive information table; a frequency distribution module for calculating a frequency distribution by dividing the number of attribute values of a specific group by the number of attribute values of the entire data table; and a weighted value assigning unit for assigning a weighted value, which is allocated to the frequency distribution so as to be greater than a low frequency distribution value.
Inventors:
HONG CHOONG SEON (KR)
SUHAIL SABAJ (KR)
PANDEY RAJ SHASHI (KR)
SUHAIL SABAJ (KR)
PANDEY RAJ SHASHI (KR)
Application Number:
PCT/KR2017/000221
Publication Date:
July 12, 2018
Filing Date:
January 06, 2017
Export Citation:
Assignee:
UNIV INDUSTRY COOPERATION GROUP KYUNG HEE UNIV (KR)
International Classes:
G06F21/62; H04W12/02
Foreign References:
KR100954075B1 | 2010-04-23 | |||
KR20150122162A | 2015-10-30 | |||
KR101197443B1 | 2012-11-06 | |||
KR20130024144A | 2013-03-08 | |||
JP2013161428A | 2013-08-19 |
Attorney, Agent or Firm:
KIM, Deung Yong et al. (KR)
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