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» Optimization of Query Streams Using Semantic Prefetching
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ESWS
2008
Springer
13 years 9 months ago
A Semantic Web Middleware for Virtual Data Integration on the Web
In this contribution a system is presented, which provides access to distributed data sources using Semantic Web technology. While it was primarily designed for data sharing and sc...
Andreas Langegger, Wolfram Wöß, Martin ...
SIGIR
2003
ACM
14 years 29 days ago
Domain-independent text segmentation using anisotropic diffusion and dynamic programming
This paper presents a novel domain-independent text segmentation method, which identifies the boundaries of topic changes in long text documents and/or text streams. The method c...
Xiang Ji, Hongyuan Zha
ICDE
2000
IEEE
125views Database» more  ICDE 2000»
14 years 9 months ago
An Algebraic Compression Framework for Query Results
Decision-support applications in emerging environments require that SQL query results or intermediate results be shipped to clients for further analysis and presentation. These cl...
Zhiyuan Chen, Praveen Seshadri
SIGMOD
2012
ACM
224views Database» more  SIGMOD 2012»
11 years 10 months ago
Tiresias: the database oracle for how-to queries
How-To queries answer fundamental data analysis questions of the form: “How should the input change in order to achieve the desired output”. As a Reverse Data Management probl...
Alexandra Meliou, Dan Suciu
CIKM
2006
Springer
13 years 11 months ago
Incorporating query difference for learning retrieval functions in world wide web search
We discuss information retrieval methods that aim at serving a diverse stream of user queries such as those submitted to commercial search engines. We propose methods that emphasi...
Hongyuan Zha, Zhaohui Zheng, Haoying Fu, Gordon Su...