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CIKM
2004
Springer
14 years 1 months ago
Organizing structured web sources by query schemas: a clustering approach
In the recent years, the Web has been rapidly “deepened” with the prevalence of databases online. On this deep Web, many sources are structured by providing structured query i...
Bin He, Tao Tao, Kevin Chen-Chuan Chang
SIGMOD
2011
ACM
199views Database» more  SIGMOD 2011»
12 years 10 months ago
Schema-as-you-go: on probabilistic tagging and querying of wide tables
The emergence of Web 2.0 has resulted in a huge amount of heterogeneous data that are contributed by a large number of users, engendering new challenges for data management and qu...
Meiyu Lu, Divyakant Agrawal, Bing Tian Dai, Anthon...
CLEF
2009
Springer
13 years 5 months ago
Multimodal Image Retrieval over a Large Database
We introduce a new multimodal retrieval technique which combines query reformulation and visual image reranking in order to deal with results sparsity and imprecision, respectively...
Débora Myoupo, Adrian Popescu, Hervé...
VLDB
2004
ACM
161views Database» more  VLDB 2004»
14 years 8 months ago
Supporting top-k join queries in relational databases
Ranking queries produce results that are ordered on some computed score. Typically, these queries involve joins, where users are usually interested only in the top-k join results....
Ihab F. Ilyas, Walid G. Aref, Ahmed K. Elmagarmid
VLDB
2001
ACM
148views Database» more  VLDB 2001»
14 years 4 days ago
Indexing and Querying XML Data for Regular Path Expressions
With the advent of XML as a standard for data representation and exchange on the Internet, storing and querying XML data becomes more and more important. Several XML query languag...
Quanzhong Li, Bongki Moon