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Ȩ Ȩ > ¿¬±¸¹®Çå > ±¹³» ³í¹®Áö > Çѱ¹Á¤º¸°úÇÐȸ ³í¹®Áö > Á¤º¸°úÇÐȸ ³í¹®Áö D : µ¥ÀÌŸº£À̽º

Á¤º¸°úÇÐȸ ³í¹®Áö D : µ¥ÀÌŸº£À̽º

Current Result Document :

ÇѱÛÁ¦¸ñ(Korean Title) µ¥ÀÌÅÍ °ø°³¸¦ À§ÇÑ Æ®·£Àè¼Ç µ¥ÀÌÅÍ À͸íÈ­
¿µ¹®Á¦¸ñ(English Title) Anonymizing Transaction Data for Publication
ÀúÀÚ(Author) ±è¿µÈÆ   ¹ÚÇü¹Î   ½É±Ô¼®   Younghoon Kim   Hyoungmin Park   Kyuseok Shim  
¿ø¹®¼ö·Ïó(Citation) VOL 38 NO. 03 PP. 0133 ~ 0140 (2011. 06)
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(Korean Abstract)
Á¤ºÎ³ª ÀÇ·á ±â°ü, ȸ»ç¿¡¼­´Â ¿©·¯ °¡Áö µ¥ÀÌÅ͸¦ °ø°³ÇÏ¿© ¿¬±¸¸ñÀûÀ̳ª ¸¶ÄÉÆÃÀ» À§ÇØ À¯¿ëÇÏ°Ô È°¿ëÇϵµ·Ï Á¦°øÇÏ°í ÀÖ´Ù. ±×·¯³ª °ø°³µÈ µ¥ÀÌÅ͸¦ ÅëÇØ °³ÀÎÀÇ »ç»ýÈ°ÀÌ ³ëÃâµÉ °¡´É¼ºÀÌ Àֱ⠶§¹®¿¡ À̸¦ ¸·±â À§ÇØ À͸íÈ­(anonymization) ¹æ¹ýÀÌ ÃÖ±Ù È°¹ßÈ÷ ¿¬±¸µÇ°í ÀÖ´Ù. º» ¿¬±¸¿¡¼­´Â ¼îÇθôÀÇ Àå¹Ù±¸´Ï µ¥ÀÌÅͳª °Ë»ö¿£ÁøÀÇ ÁúÀÇ ·Î±×¿Í °°ÀÌ Á¤ÇØÁø ¼Ó¼ºÀÌ ¾øÀÌ °áÇÕ ÇüŸ¦ °®´Â µ¥ÀÌÅ͸¦ ¿ÜºÎ »ç¶÷µé¿¡°Ô °ø°³Çϱâ À§ÇÑ À͸íÈ­¸¦ ¿¬±¸ÇÑ´Ù. ƯÈ÷ ¹°°ÇÀ» ±¸ÀÔÇÑ ³»¿ª »Ó¸¸ ¾Æ´Ï¶ó ±¸ÀÔÇÏÁö ¾ÊÀº Á¤º¸¸¦ ÅëÇؼ­µµ °³ÀÎ Á¤º¸ ³ëÃâÀÌ ÀϾ ¼ö ÀÖ´Ù´Â Á¡À» °í·ÁÇØ (h,k,p,n)-coherence¶ó´Â ¸ðµ¨À» Á¦½ÃÇÏ°í ¶ÇÇÑ Á¤º¸ ¼Õ½Ç·®À» ÃÖ¼Ò·Î Çϱâ À§ÇÑ ±×¸®µð ¾Ë°í¸®ÁòÀ» Á¦¾ÈÇÏ¿´´Ù. ±×¸®°í ½Ç»ýÈ° µ¥ÀÌÅ͸¦ ÀÌ¿ëÇÑ ½ÇÇèÀ» ÅëÇØ ±âÁ¸ÀÇ ¿¬±¸¿Í ºñ±³ÇÏ¿© Á¤º¸ ¼Õ½Ç·®À» ´õ¿í ÁÙÀÏ ¼ö ÀÖÀ½À» °ËÁõÇÏ¿´´Ù.
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(English Abstract)
Transaction data, which is a table of item sets where each item set is associated with an individual, is very common in databases such as basket data and query log in search engine. When a table containing individual data is published, disclosure of sensitive information should be prohibitive. Since simply removing identifiers such as name and social security number may reveal the sensitive information by linking attacks which join the published table with other public tables on some sets of items, several privacy preserving models such as k-anonymity and l-diversity are proposed, and anonymization algorithms are also suggested previously. In this paper, we propose a novel privacy preserving model that prohibits the linking attacks with the information of absent items, which we call (h,k,p,n)-coherence, and suggest an approximation algorithm that guarantees (h,k,p,n)-coherence using item generalization and transaction appending. Experimental results confirm that our approximation algorithm performs significantly better than traditional approximation algorithms.
Å°¿öµå(Keyword) À͸íÈ­   Æ®·£Àè¼Ç µ¥ÀÌÅÍ   µ¥ÀÌÅÍ°ø°³   °³ÀÎÁ¤º¸º¸È£   Anonymization   Transaction data   Privacy Preserving Data publication  
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