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WWW
2009
ACM
14 years 4 months ago
Performing grouping and aggregate functions in XML queries
Since more and more business data are represented in XML format, there is a compelling need of supporting analytical operations in XML queries. Particularly, the latest ver
Huayu Wu, Tok Wang Ling, Liang Xu, Zhifeng Bao
WWW
2009
ACM
14 years 10 months ago
Visualization of Geo-annotated pictures in mobile phones
In this work, a novel mobile browser for geo-referenced pictures is introduced and described. We use the term browser to denote a system aimed at browsing pictures selected from a...
Roberto Manca, Francesco Massidda, Davide Carboni
WWW
2009
ACM
14 years 10 months ago
C-SPARQL: SPARQL for continuous querying
C-SPARQL is an extension of SPARQL to support continuous queries over RDF data streams. Supporting streams in RDF format guarantees interoperability and opens up important applica...
Davide Francesco Barbieri, Daniele Braga, Stefano ...
WWW
2009
ACM
14 years 4 months ago
Bootstrapped extraction of class attributes
As an alternative to previous studies on extracting class attributes from unstructured text, which consider either Web documents or query logs as the source of textual data, A boo...
Joseph Reisinger, Marius Pasca
WWW
2010
ACM
14 years 4 months ago
What is Twitter, a social network or a news media?
Twitter, a microblogging service less than three years old, commands more than 41 million users as of July 2009 and is growing fast. Twitter users tweet about any topic within the...
Haewoon Kwak, Changhyun Lee, Hosung Park, Sue B. M...