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ICALP
2009
Springer
16 years 7 months ago
Limits and Applications of Group Algebras for Parameterized Problems
The algebraic framework introduced in [Koutis, Proc. of the 35th ICALP 2008] reduces several combinatorial problems in parameterized complexity to the problem of detecting multili...
Ioannis Koutis, Ryan Williams
254
Voted
VLDB
2005
ACM
132views Database» more  VLDB 2005»
16 years 7 months ago
Hash-based labeling techniques for storage scaling
Scalable storage architectures allow for the addition or removal of storage devices to increase storage capacity and bandwidth or retire older devices. Assuming random placement of...
Shu-Yuen Didi Yao, Cyrus Shahabi, Per-Åke Larson
275
Voted
VLDB
2006
ACM
147views Database» more  VLDB 2006»
16 years 7 months ago
Answering queries using materialized views with minimum size
In this paper we study the following problem. Given a database and a set of queries, we want to find a set of views that can compute the answers to the queries, such that the amoun...
Rada Chirkova, Chen Li, Jia Li
VLDB
2007
ACM
130views Database» more  VLDB 2007»
16 years 7 months ago
A Simple and Efficient Estimation Method for Stream Expression Cardinalities
Estimating the cardinality (i.e. number of distinct elements) of an arbitrary set expression defined over multiple distributed streams is one of the most fundamental queries of in...
Aiyou Chen, Jin Cao, Tian Bu
256
Voted
VLDB
2007
ACM
137views Database» more  VLDB 2007»
16 years 7 months ago
Fast Data Anonymization with Low Information Loss
Recent research studied the problem of publishing microdata without revealing sensitive information, leading to the privacy preserving paradigms of k-anonymity and -diversity. k-a...
Gabriel Ghinita, Panagiotis Karras, Panos Kalnis, ...
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