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SIGMOD
2009
ACM
202views Database» more  SIGMOD 2009»
14 years 8 months ago
ZStream: a cost-based query processor for adaptively detecting composite events
Composite (or Complex) event processing (CEP) systems search sequences of incoming events for occurrences of userspecified event patterns. Recently, they have gained more attentio...
Yuan Mei, Samuel Madden
VLDB
2002
ACM
133views Database» more  VLDB 2002»
14 years 8 months ago
Tree pattern query minimization
: Purpose ? Tree pattern is at the core of XML queries. The tree patterns in XML queries typically contain redundancies, especially when broad integrity constraints (ICs) are prese...
Sihem Amer-Yahia, SungRan Cho, Laks V. S. Lakshman...
SSD
2005
Springer
185views Database» more  SSD 2005»
14 years 1 months ago
Evaluation of a Dynamic Tree Structure for Indexing Query Regions on Streaming Geospatial Data
Most recent research on querying and managing data streams has concentrated on traditional data models where the data come in the form of tuples or XML data. Complex types of strea...
Quinn Hart, Michael Gertz, Jie Zhang
INFOCOM
2008
IEEE
14 years 2 months ago
Distributed Operator Placement and Data Caching in Large-Scale Sensor Networks
Abstract—Recent advances in computer technology and wireless communications have enabled the emergence of stream-based sensor networks. In such sensor networks, real-time data ar...
Lei Ying, Zhen Liu, Donald F. Towsley, Cathy H. Xi...
CCGRID
2008
IEEE
14 years 2 months ago
Optimized Distributed Data Sharing Substrate in Multi-core Commodity Clusters: A Comprehensive Study with Applications
Distributed applications tend to have a complex design due to issues such as concurrency, synchronization and communication. Researchers in the past have proposed abstractions to ...
Karthikeyan Vaidyanathan, Ping Lai, Sundeep Narrav...