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» Generating Databases for Query Workloads
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DEXAW
2004
IEEE
181views Database» more  DEXAW 2004»
15 years 2 months ago
Algebraic Optimization of Data Delivery Patterns in Mobile Sensor Networks
Database-like query processing over a network of sensors has become an attractive paradigm for building sensor applications. A sensor query is characterized by data streams among ...
Vladimir Zadorozhny, Panos K. Chrysanthis, Alexand...
VLDB
1999
ACM
140views Database» more  VLDB 1999»
15 years 3 months ago
Combining Histograms and Parametric Curve Fitting for Feedback-Driven Query Result-size Estimation
This paper aims to improve the accuracy of query result-size estimations in query optimizers by leveraging the dynamic feedback obtained from observations on the executed query wo...
Arnd Christian König, Gerhard Weikum
MMSP
2008
IEEE
204views Multimedia» more  MMSP 2008»
15 years 5 months ago
Color restoration for objects of interest using robust image features
—Illumination distortion due to uncontrolled lighting can severely degrade the color appearance of a photo. Frequently, the desired colors for objects in a newly taken query imag...
David M. Chen, Vijay Chandrasekhar, Gabriel Takacs...
SIGMOD
2010
ACM
215views Database» more  SIGMOD 2010»
14 years 6 months ago
Crescando
This demonstration presents Crescando, an implementation of a distributed relational table that guarantees predictable response time on unpredictable workloads. In Crescando, data...
Georgios Giannikis, Philipp Unterbrunner, Jeremy M...
SIGMOD
2012
ACM
250views Database» more  SIGMOD 2012»
13 years 1 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