162 search results - page 18 / 33 » Complex Spatio-Temporal Pattern Queries |
PVLDB
2010
13 years 7 months ago
2010
Our analysis of many real-world event based applications has revealed that existing Complex Event Processing technology (CEP), while effective for efficient pattern matching on e...
ICDE
2008
IEEE
14 years 10 months ago
2008
IEEE
The paper proposes an extension of CFDs [1], referred to as extended Conditional Functional Dependencies (eCFDs). In contrast to CFDs, eCFDs specify patterns of semantically relate...
ICDE
2005
IEEE
14 years 10 months ago
2005
IEEE
We present ViteX, an XPath processing system on XML streams with polynomial time complexity. ViteX uses a polynomial-space data structure to encode an exponential number of patter...
PPDP
2010
Springer
13 years 7 months ago
2010
Springer
This paperdescribes the use of a powerful graph query language for querying programs, and a novel combination of transformations for generating efficient implementations of the q...
ICCV
2007
IEEE
14 years 11 months ago
2007
IEEE
Automatically discovering common visual patterns from a collection of images is an interesting but yet challenging task, in part because it is computationally prohibiting. Althoug...