Sciweavers

2944 search results - page 129 / 589
» On Indexed Data Broadcast
Sort
View
SIGMOD
2000
ACM
120views Database» more  SIGMOD 2000»
15 years 10 months ago
Indexing the Positions of Continuously Moving Objects
The coming years will witness dramatic advances in wireless communications as well as positioning technologies. As a result, tracking the changing positions of objects capable of ...
Simonas Saltenis, Christian S. Jensen, Scott T. Le...
ACSC
2004
IEEE
15 years 10 months ago
In-Place versus Re-Build versus Re-Merge: Index Maintenance Strategies for Text Retrieval Systems
Indexes are the key technology underpinning efficient text search. A range of algorithms have been developed for fast query evaluation and for index creation, but update algorithm...
Nicholas Lester, Justin Zobel, Hugh E. Williams
DBPL
2003
Springer
92views Database» more  DBPL 2003»
15 years 11 months ago
A Query Algebra for Fragmented XML Stream Data
The increased usage of mobile devices coupled with an unprecedented demand for information has pushed the scalability problem of pull-based data service to the focus. A broadcast ...
Sujoe Bose, Leonidas Fegaras, David Levine, Vamsi ...
MOBIQUITOUS
2008
IEEE
16 years 23 days ago
Exploiting Schelling behavior for improving data accessibility in mobile peer-to-peer networks
In 1969, Thomas Schelling proposed one of the most cited models in economics to explain how similar people (e.g. people with the same race, education, community) group together in...
Long Vu, Klara Nahrstedt, Matthias Hollick
EDBT
2009
ACM
156views Database» more  EDBT 2009»
15 years 11 months ago
Secondary bitmap indexes with vertical and horizontal partitioning
Traditional bitmap indexes are utilized as a special type of primary or clustered indexes where the queries are answered by performing fast logical operations supported by hardwar...
Guadalupe Canahuate, Tan Apaydin, Ahmet Sacan, Hak...