291 search results - page 45 / 59 » Efficiently Processing Continuous k-NN Queries on Data Strea... |
SEM
2004
Springer
14 years 1 months ago
2004
Springer
Large-scale information processing applications must rapidly search through high volume streams of structured and unstructured textual data to locate useful information. Content-ba...
WWW
2008
ACM
13 years 7 months ago
2008
ACM
We propose a novel Partition Path-Based (PPB) grouping strategy to store compressed XML data in a stream of blocks. In addition, we employ a minimal indexing scheme called Block S...
DAMON
2006
Springer
13 years 11 months ago
2006
Springer
Hashing is one of the fundamental techniques used to implement query processing operators such as grouping, aggregation and join. This paper studies the interaction between modern...
GISCIENCE
2010
Springer
2010
Springer
Efficient Data Collection and Event Boundary Detection in Wireless Sensor Networks Using Tiny Models
13 years 8 months ago
Using wireless geosensor networks (WGSN), sensor nodes often monitor a phenomenon that is both continuous in time and space. However, sensor nodes take discrete samples, and an ana...
ADBIS
2009
Springer
14 years 2 months ago
2009
Springer
Continuous queries applied over nonterminating data streams usually specify windows in order to obtain an evolving –yet restricted– set of tuples and thus provide timely result...