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» Personalization of Queries in Database Systems
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EUSFLAT
2003
131views Fuzzy Logic» more  EUSFLAT 2003»
15 years 7 months ago
Flexible querying via intuitionistic fuzzy sets
The traditional query languages used in database management systems require precise and unambiguous queries only. Fuzzy querying were introduced to relax this rigidity and allow t...
Przemyslaw Grzegorzewski, Edyta Mrówka
ICDE
2010
IEEE
295views Database» more  ICDE 2010»
16 years 1 months ago
K nearest neighbor queries and kNN-Joins in large relational databases (almost) for free
— Finding the k nearest neighbors (kNN) of a query point, or a set of query points (kNN-Join) are fundamental problems in many application domains. Many previous efforts to solve...
Bin Yao, Feifei Li, Piyush Kumar
SIGMOD
2010
ACM
215views Database» more  SIGMOD 2010»
15 years 10 months ago
Dynamic symbolic database application testing
A database application differs form regular applications in that some of its inputs may be database queries. The program will execute the queries on a database and may use any re...
Chengkai Li, Christoph Csallner
SIGMOD
2003
ACM
127views Database» more  SIGMOD 2003»
16 years 6 months ago
Cache-and-Query for Wide Area Sensor Databases
Webcams, microphones, pressure gauges and other sensors provide exciting new opportunities for querying and monitoring the physical world. In this paper we focus on querying wide ...
Amol Deshpande, Suman Kumar Nath, Phillip B. Gibbo...
PODS
2006
ACM
121views Database» more  PODS 2006»
16 years 6 months ago
On the efficiency of checking perfect privacy
Privacy-preserving query-answering systems answer queries while provably guaranteeing that sensitive information is kept secret. One very attractive notion of privacy is perfect p...
Ashwin Machanavajjhala, Johannes Gehrke