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VLDB
2005
ACM
82views Database» more  VLDB 2005»
14 years 1 months ago
Stack-based Algorithms for Pattern Matching on DAGs
Existing work for query processing over graph data models often relies on pre-computing the transitive closure or path indexes. In this paper, we propose a family of stack-based a...
Li Chen, Amarnath Gupta, M. Erdem Kurul
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...
DBISP2P
2003
Springer
105views Database» more  DBISP2P 2003»
14 years 24 days ago
Distributed Queries and Query Optimization in Schema-Based P2P-Systems
Databases have employed a schema-based approach to store and retrieve structured data for decades. For peer-to-peer (P2P) networks, similar approaches are just beginning to emerge,...
Ingo Brunkhorst, Hadhami Dhraief, Alfons Kemper, W...
CICLING
2007
Springer
14 years 1 months ago
Dependency Analysis and CBR to Bridge the Generation Gap in Template-Based NLG
The present paper describes how dependency analysis can be used to automatically extract from a corpus a set of cases - and an accompanying vocabulary - which enable a template-bas...
Virginia Francisco, Raquel Hervás, Pablo Ge...
DAWAK
1999
Springer
13 years 12 months ago
Dynamic Data Warehouse Design
A data warehouse DW can be seen as a set of materialized views de ned over remote base relations. When a query is posed, it is evaluated locally, using the materialized views, wi...
Dimitri Theodoratos, Timos K. Sellis