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» Query Transformation for PSJ-Queries
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SSD
2007
Springer
155views Database» more  SSD 2007»
14 years 2 months ago
MobiHide: A Mobilea Peer-to-Peer System for Anonymous Location-Based Queries
Abstract. Modern mobile phones and PDAs are equipped with positioning capabilities (e.g., GPS). Users can access public location-based services (e.g., Google Maps) and ask spatial ...
Gabriel Ghinita, Panos Kalnis, Spiros Skiadopoulos
VLDB
2005
ACM
149views Database» more  VLDB 2005»
14 years 9 months ago
Selectivity estimators for multidimensional range queries over real attributes
Estimating the selectivity of multidimensional range queries over real valued attributes has significant applications in data exploration and database query optimization. In this p...
Dimitrios Gunopulos, George Kollios, Vassilis J. T...
HPDC
2000
IEEE
14 years 1 months ago
dQUOB: Managing Large Data Flows using Dynamic Embedded Queries
The dQUOB system satis es client need for speci c information from high-volume data streams. The data streams we speak of are the ow of data existing during large-scale visualizat...
Beth Plale, Karsten Schwan
SSD
2009
Springer
193views Database» more  SSD 2009»
14 years 3 months ago
Query Integrity Assurance of Location-Based Services Accessing Outsourced Spatial Databases
Outsourcing data to third party data providers is becoming a common practice for data owners to avoid the cost of managing and maintaining databases. Meanwhile, due to the populari...
Wei-Shinn Ku, Ling Hu, Cyrus Shahabi, Haixun Wang
SIGMOD
2003
ACM
237views Database» more  SIGMOD 2003»
14 years 9 months ago
Qcluster: Relevance Feedback Using Adaptive Clustering for Content-Based Image Retrieval
The learning-enhanced relevance feedback has been one of the most active research areas in content-based image retrieval in recent years. However, few methods using the relevance ...
Deok-Hwan Kim, Chin-Wan Chung