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DEXA
2000
Springer
132views Database» more  DEXA 2000»
14 years 2 hour ago
Improving the Performance of High-Energy Physics Analysis through Bitmap Indices
Abstract. Bitmap indices are popular multi-dimensional data structures for accessing read-mostly data such as data warehouse (DW) applications, decision support systems (DSS) and o...
Kurt Stockinger, Dirk Düllmann, Wolfgang Hosc...
MOBIHOC
2005
ACM
14 years 7 months ago
A distributed coordination framework for wireless sensor and actor networks
Wireless Sensor and Actor Networks (WSANs) are composed of a large number of heterogeneous nodes called sensors and actors. The collaborative operation of sensors enables the dist...
Tommaso Melodia, Dario Pompili, Vehbi C. Gungor, I...
SIGMOD
1999
ACM
114views Database» more  SIGMOD 1999»
13 years 12 months ago
A Layered Architecture for Querying Dynamic Web Content
The design of webbases, database systems for supporting Webbased applications, is currently an active area of research. In this paper, we propose a 3-layer architecture for design...
Hasan Davulcu, Juliana Freire, Michael Kifer, I. V...
ICDE
2004
IEEE
137views Database» more  ICDE 2004»
14 years 9 months ago
Selectivity Estimation for XML Twigs
Twig queries represent the building blocks of declarative query languages over XML data. A twig query describes a complex traversal of the document graph and generates a set of el...
Neoklis Polyzotis, Minos N. Garofalakis, Yannis E....
GIS
2003
ACM
14 years 8 months ago
Computational data modeling for network-constrained moving objects
Advances in wireless communications, positioning technology, and other hardware technologies combine to enable a range of applications that use a mobile user's geo-spatial da...
Laurynas Speicys, Christian S. Jensen, Augustas Kl...