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SIGMOD
2006
ACM
232views Database» more  SIGMOD 2006»
16 years 7 months ago
High-performance complex event processing over streams
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...
Eugene Wu 0002, Yanlei Diao, Shariq Rizvi
SIGMOD
2006
ACM
141views Database» more  SIGMOD 2006»
16 years 7 months ago
Contour map matching for event detection in sensor networks
Many sensor network applications, such as object tracking and disaster monitoring, require effective techniques for event detection. In this paper, we propose a novel event detect...
Wenwei Xue, Qiong Luo, Lei Chen 0002, Yunhao Liu
SIGMOD
2004
ACM
101views Database» more  SIGMOD 2004»
16 years 7 months ago
UbiData: Requirements and Architecture for Ubiquitous Data Access
Mobile users today demand ubiquitous access to their data from any mobile device and under variable connection quality. We refer to this requirement as any-time, any-where data ac...
Abdelsalam Helal, Joachim Hammer
SIGMOD
2004
ACM
157views Database» more  SIGMOD 2004»
16 years 7 months ago
Holistic UDAFs at streaming speeds
Many algorithms have been proposed to approximate holistic aggregates, such as quantiles and heavy hitters, over data streams. However, little work has been done to explore what t...
Graham Cormode, Theodore Johnson, Flip Korn, S. Mu...
SIGMOD
2003
ACM
144views Database» more  SIGMOD 2003»
16 years 7 months ago
Exchanging Intensional XML Data
XML is becoming the universal format for data exchange between applications. Recently, the emergence of Web services as standard means of publishing and accessing data on the Web ...
Tova Milo, Serge Abiteboul, Bernd Amann, Omar Benj...