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» Modeling Multidimensional Databases
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GIS
2010
ACM
15 years 5 months ago
Detecting nearly duplicated records in location datasets
The quality of a local search engine, such as Google and Bing Maps, heavily relies on its geographic datasets. Typically, these datasets are obtained from multiple sources, e.g., ...
Yu Zheng, Xixuan Fen, Xing Xie, Shuang Peng, James...
PVLDB
2010
128views more  PVLDB 2010»
15 years 5 months ago
Update Rewriting and Integrity Constraint Maintenance in a Schema Evolution Support System: PRISM++
Supporting legacy applications when the database schema evolves represents a long-standing challenge of practical and theoretical importance. Recent work has produced algorithms a...
Carlo Curino, Hyun Jin Moon, Alin Deutsch, Carlo Z...
SIGMOD
2010
ACM
208views Database» more  SIGMOD 2010»
15 years 5 months ago
An automated, yet interactive and portable DB designer
Tuning tools attempt to configure a database to achieve optimal performance for a given workload. Selecting an optimal set of physical structures is computationally hard since it ...
Ioannis Alagiannis, Debabrata Dash, Karl Schnaitte...
GIS
2010
ACM
15 years 4 months ago
Natural neighbor interpolation based grid DEM construction using a GPU
With modern LiDAR technology the amount of topographic data, in the form of massive point clouds, has increased dramatically. One of the most fundamental GIS tasks is to construct...
Alex Beutel, Thomas Mølhave, Pankaj K. Agar...
TKDE
2011
150views more  TKDE 2011»
15 years 1 months ago
Estimating and Enhancing Real-Time Data Service Delays: Control-Theoretic Approaches
—It is essential to process real-time data service requests such as stock quotes and trade transactions in a timely manner using fresh data, which represent the current real worl...
Kyoung-Don Kang, Yan Zhou, Jisu Oh