Sciweavers

2121 search results - page 238 / 425
» Indexing Incomplete Databases
Sort
View
EDBT
2012
ACM
255views Database» more  EDBT 2012»
13 years 9 months ago
Top-k spatial keyword queries on road networks
With the popularization of GPS-enabled devices there is an increasing interest for location-based queries. In this context, one interesting problem is processing top-k spatial key...
João B. Rocha-Junior, Kjetil Nørv&ar...
SSD
1999
Springer
106views Database» more  SSD 1999»
15 years 10 months ago
XZ-Ordering: A Space-Filling Curve for Objects with Spatial Extension
There is an increasing need to integrate spatial index structures into commercial database management systems. In geographic information systems (GIS), huge amounts of information ...
Christian Böhm, Gerald Klump, Hans-Peter Krie...
SIGMOD
2007
ACM
196views Database» more  SIGMOD 2007»
16 years 6 months ago
GPUQP: query co-processing using graphics processors
We present GPUQP, a relational query engine that employs both CPUs and GPUs (Graphics Processing Units) for in-memory query co-processing. GPUs are commodity processors traditiona...
Rui Fang, Bingsheng He, Mian Lu, Ke Yang, Naga K. ...
SIGMOD
2005
ACM
151views Database» more  SIGMOD 2005»
16 years 6 months ago
Immortal DB: transaction time support for SQL server
Immortal DB builds transaction time database support into the SQL Server engine, not in middleware. Transaction time databases retain and provide access to prior states of a datab...
David B. Lomet, Roger S. Barga, Mohamed F. Mokbel,...
MM
2004
ACM
101views Multimedia» more  MM 2004»
15 years 12 months ago
Searching notated polyphonic music using transportation distances
We present a method for searching databases of symbolically represented polyphonic music that exploits advantages of transportation distances such as continuity and partial matchi...
Rainer Typke, Remco C. Veltkamp, Frans Wiering