17 search results - page 2 / 4 » Aggregate Query Answering on Anonymized Tables |
VLDB
1995
ACM
15 years 3 months ago
1995
ACM
In this paper we introduce generalized projections (GPs), an extension of duplicateeliminating projections, that capture aggregations, groupbys, duplicate-eliminating projections ...
105
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WWW
2011
ACM
14 years 6 months ago
2011
ACM
Recently answers for fact lookup queries have appeared on major search engines. For example, for the query {Barack Obama date of birth} Google directly shows “4 August 1961” a...
VLDB
2001
ACM
15 years 4 months ago
2001
ACM
In this paper we focus on the following problem in information management: given a large collection of recorded information and some knowledge of the process that is generating th...
184
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SIGMOD
2008
ACM
15 years 11 months ago
2008
ACM
A statistical database (StatDB) retrieves only aggregate results, as opposed to individual tuples. This paper investigates the construction of a privacy preserving StatDB that can...
CASCON
2001
15 years 1 months ago
2001
On Line Analytical Processing (OLAP) aims at gaining useful information quickly from large amounts of data residing in a data warehouse. To improve the quickness of response to qu...