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» A Genetic Algorithm for Database Query Optimization
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SIGMOD
2012
ACM
250views Database» more  SIGMOD 2012»
11 years 11 months ago
Authenticating location-based services without compromising location privacy
The popularity of mobile social networking services (mSNSs) is propelling more and more businesses, especially those in retailing and marketing, into mobile and location-based for...
Haibo Hu, Jianliang Xu, Qian Chen, Ziwei Yang
SIGMOD
2010
ACM
262views Database» more  SIGMOD 2010»
14 years 1 months ago
K-nearest neighbor search for fuzzy objects
The K-Nearest Neighbor search (kNN) problem has been investigated extensively in the past due to its broad range of applications. In this paper we study this problem in the contex...
Kai Zheng, Gabriel Pui Cheong Fung, Xiaofang Zhou
ICDT
2003
ACM
91views Database» more  ICDT 2003»
14 years 2 months ago
Reformulation of XML Queries and Constraints
We state and solve the query reformulation problem for XML publishing in a general setting that allows mixed (XML and relational) storage for the proprietary data and exploits redu...
Alin Deutsch, Val Tannen
ICDE
2010
IEEE
801views Database» more  ICDE 2010»
14 years 8 months ago
The Similarity Join Database Operator
Similarity joins have been studied as key operations in multiple application domains, e.g., record linkage, data cleaning, multimedia and video applications, and phenomena detectio...
Mohamed H. Ali, Walid G. Aref, Yasin N. Silva
ICDT
2005
ACM
108views Database» more  ICDT 2005»
14 years 2 months ago
Optimal Workload-Based Weighted Wavelet Synopses
In recent years wavelets were shown to be effective data synopses. We are concerned with the problem of finding efficiently wavelet synopses for massive data sets, in situations...
Yossi Matias, Daniel Urieli