20 search results - page 3 / 4 » Answering ad hoc aggregate queries from data streams using p... |
WSNA
2003
ACM
13 years 10 months ago
2003
ACM
—In a sensor network, data routing is tightly coupled to the needs of a sensing task, and hence the application semantics. This paper introduces the novel idea of information-dir...
ICDE
2006
IEEE
14 years 6 months ago
2006
IEEE
Relational data streams and XML streams have previously provided two separate research foci, but their unified support by a single Data Stream Management System (DSMS) is very des...
ICDE
2009
IEEE
14 years 2 days ago
2009
IEEE
— Existing stream processing systems are optimized for a specific metric, which may limit their applicability to diverse applications and environments. This paper presents XFlow...
TREC
1994
13 years 6 months ago
1994
: This paper describes an approach to information retrieval based on a syntactic analysis of the document texts and user queries, and from that analysis, the construction of tree s...
TKDE
2002
13 years 4 months ago
2002
On-Line Analytical Processing (OLAP) refers to the technologies that allow users to efficiently retrieve data from the data warehouse for decision-support purposes. Data warehouses...