1552 search results - page 44 / 311 » Efficient Aggregate Computation over Data Streams |
ICDE
2003
IEEE
14 years 9 months ago
2003
IEEE
This paper presents SPEX, a streamed and progressive evaluation of regular path expressions with XPath-like qualifiers against XML streams. SPEX proceeds as follows. An expression...
WIS
2004
13 years 9 months ago
2004
The sensor networks, web click stream and astronomical applications generate a continuous flow of data streams. Most likely data streams are generated in a wireless environment. Th...
EWSN
2009
Springer
14 years 8 months ago
2009
Springer
Abstract. In-network data aggregation is widely recognized as an acceptable means to reduce the amount of transmitted data without adversely affecting the quality of the results. T...
DAGM
2006
Springer
13 years 11 months ago
2006
Springer
Kernel functions as similarity measures for sequential data have been extensively studied in previous research. This contribution addresses the efficient computation of distance fu...
WWW
2004
ACM
14 years 8 months ago
2004
ACM
We present a framework for approximating random-walk based probability distributions over Web pages using graph aggregation. We (1) partition the Web's graph into classes of ...