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» Answer Sets for Consistent Query Answering in Inconsistent D...
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PODS
2010
ACM
306views Database» more  PODS 2010»
15 years 7 months ago
Optimizing linear counting queries under differential privacy
Differential privacy is a robust privacy standard that has been successfully applied to a range of data analysis tasks. But despite much recent work, optimal strategies for answe...
Chao Li, Michael Hay, Vibhor Rastogi, Gerome Mikla...
ER
2010
Springer
164views Database» more  ER 2010»
14 years 12 months ago
Querying Databases with Taxonomies
Traditional information search in which queries are posed against a known and rigid schema over a structured database is shifting towards a Web scenario in which exposed schemas ar...
Davide Martinenghi, Riccardo Torlone
119
Voted
PAKDD
2004
ACM
83views Data Mining» more  PAKDD 2004»
15 years 7 months ago
Providing Diversity in K-Nearest Neighbor Query Results
Abstract. Given a point query Q in multi-dimensional space, K-Nearest Neighbor (KNN) queries return the K closest answers in the database with respect to Q. In this scenario, it is...
Anoop Jain, Parag Sarda, Jayant R. Haritsa
SIGMOD
2004
ACM
163views Database» more  SIGMOD 2004»
16 years 2 months ago
FleXPath: Flexible Structure and Full-Text Querying for XML
Querying XML data is a well-explored topic with powerful databasestyle query languages such as XPath and XQuery set to become W3C standards. An equally compelling paradigm for que...
Sihem Amer-Yahia, Laks V. S. Lakshmanan, Shashank ...
GIS
2010
ACM
15 years 13 days ago
Supporting location-based approximate-keyword queries
Many Web sites support keyword search on their spatial data, such as business listings and photos. In these systems, inconsistencies and errors can exist in both queries and the d...
Sattam Alsubaiee, Alexander Behm, Chen Li