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ICDE
2008
IEEE
200views Database» more  ICDE 2008»
14 years 10 months ago
Answering Keyword Queries on XML Using Materialized Views
Answering queries using materialized views has been well studied in the context of structured queries and has shown significant performance benefits. Despite the popularity of keyw...
Ziyang Liu, Yi Chen
SIGMOD
2004
ACM
140views Database» more  SIGMOD 2004»
14 years 9 months ago
Incremental and Effective Data Summarization for Dynamic Hierarchical Clustering
Mining informative patterns from very large, dynamically changing databases poses numerous interesting challenges. Data summarizations (e.g., data bubbles) have been proposed to c...
Corrine Cheng, Jörg Sander, Samer Nassar
ESWS
2008
Springer
13 years 10 months ago
Q2Semantic: A Lightweight Keyword Interface to Semantic Search
The increasing amount of data on the Semantic Web offers opportunities for semantic search. However, formal query hinders the casual users in expressing their information need as t...
Haofen Wang, Kang Zhang, Qiaoling Liu, Thanh Tran,...
SIGMOD
2010
ACM
250views Database» more  SIGMOD 2010»
13 years 9 months ago
Expressive and flexible access to web-extracted data: a keyword-based structured query language
Automated extraction of structured data from Web sources often leads to large heterogeneous knowledge bases (KB), with data and schema items numbering in the hundreds of thousands...
Jeffrey Pound, Ihab F. Ilyas, Grant E. Weddell
WEBI
2009
Springer
14 years 3 months ago
Effective Keyword Search for Software Resources Installed in Large-Scale Grid Infrastructures
—In this paper, we investigate the problem of supporting keyword-based searching for the discovery of software resources that are installed on the nodes of largescale, federated ...
George Pallis, Asterios Katsifodimos, Marios D. Di...