785 search results - page 52 / 157 » Efficient Processing of Top-k Queries in Uncertain Databases |
DASFAA
2006
IEEE
14 years 16 days ago
2006
IEEE
XML is a de-facto standard for exchanging and presenting information on the Web. However, XML data is also recognized as verbose since it heavily inflates the size of the data due ...
SIGMOD
2006
ACM
14 years 9 months ago
2006
ACM
In this paper, we present the design, implementation, and evaluation of a system that executes complex event queries over real-time streams of RFID readings encoded as events. The...
CIKM
2010
Springer
13 years 6 months ago
2010
Springer
Many existing indexes on text work at the document granularity and are not effective in answering the class of queries where the desired answer is only a term or a phrase. In this...
ICDE
2002
IEEE
14 years 10 months ago
2002
IEEE
XML queries typically specify patterns of selection predicates on multiple elements that have some specified tree structured relationships. The primitive tree structured relations...
SIGMOD
2003
ACM
14 years 9 months ago
2003
ACM
We provide a concise yet complete formal definition of the semantics of XPath 1 and summarize efficient algorithms for processing queries in this language. Our presentation is int...