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» ANONAGGREGATE: Anonymizing Data Using Sequential Aggregation
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SIGMOD
2010
ACM
281views Database» more  SIGMOD 2010»
14 years 11 days ago
Continuous sampling for online aggregation over multiple queries
In this paper, we propose an online aggregation system called COSMOS (Continuous Sampling for Multiple queries in an Online aggregation System), to process multiple aggregate quer...
Sai Wu, Beng Chin Ooi, Kian-Lee Tan
KDD
2006
ACM
115views Data Mining» more  KDD 2006»
14 years 8 months ago
Aggregating time partitions
Partitions of sequential data exist either per se or as a result of sequence segmentation algorithms. It is often the case that the same timeline is partitioned in many different ...
Evimaria Terzi, Panayiotis Tsaparas, Taneli Mielik...
KDD
2006
ACM
130views Data Mining» more  KDD 2006»
14 years 8 months ago
Efficient anonymity-preserving data collection
The output of a data mining algorithm is only as good as its inputs, and individuals are often unwilling to provide accurate data about sensitive topics such as medical history an...
Justin Brickell, Vitaly Shmatikov
IJMI
2007
140views more  IJMI 2007»
13 years 7 months ago
Securing electronic health records without impeding the flow of information
Objective: We present an integrated set of technologies, known as the Hippocratic Database, that enable healthcare enterprises to comply with privacy and security laws without imp...
Rakesh Agrawal, Christopher M. Johnson
WWW
2010
ACM
13 years 7 months ago
Mining advertiser-specific user behavior using adfactors
Consider an online ad campaign run by an advertiser. The ad serving companies that handle such campaigns record users' behavior that leads to impressions of campaign ads, as ...
Nikolay Archak, Vahab S. Mirrokni, S. Muthukrishna...