Sciweavers

2121 search results - page 290 / 425
» Indexing Incomplete Databases
Sort
View
SIGMOD
2009
ACM
161views Database» more  SIGMOD 2009»
16 years 6 months ago
Automated SQL tuning through trial and (sometimes) error
SQL tuning--the attempt to improve a poorly-performing execution plan produced by the database query optimizer-is a critical aspect of database performance tuning. Ironically, as ...
Herodotos Herodotou, Shivnath Babu
BIRTHDAY
2003
Springer
15 years 11 months ago
Spatial Data Management for Virtual Product Development
Abstract: In the automotive and aerospace industry, millions of technical documents are generated during the development of complex engineering products. Particularly, the universa...
Hans-Peter Kriegel, Martin Pfeifle, Marco Pöt...
EDBT
2010
ACM
181views Database» more  EDBT 2010»
15 years 5 months ago
Private record matching using differential privacy
Private matching between datasets owned by distinct parties is a challenging problem with several applications. Private matching allows two parties to identify the records that ar...
Ali Inan, Murat Kantarcioglu, Gabriel Ghinita, Eli...
GIS
2004
ACM
16 years 7 months ago
Spatio-temporal aggregates over raster image data
Spatial, temporal and spatio-temporal aggregates over continuous streams of remotely sensed image data build a fundamental operation in many applications in the environmental scie...
Jie Zhang, Michael Gertz, Demet Aksoy
MM
2003
ACM
133views Multimedia» more  MM 2003»
15 years 11 months ago
Geographic location tags on digital images
We describe an end-to-end system that capitalizes on geographic location tags for digital photographs. The World Wide Media eXchange (WWMX) database indexes large collections of i...
Kentaro Toyama, Ron Logan, Asta Roseway