XML indices are essential for efficiently processing XML queries which typically have predicates on both structures and values. Since the number of all possible structural and val...
Kanda Runapongsa, Jignesh M. Patel, Rajesh Bordawe...
Now motivated also by the partial support of major search engines, hundreds of millions of documents are being published on the web embedding semi-structured data in RDF, RDFa and ...
Querying the Web today can be a frustrating activity because the results delivered by syntactically oriented search engines often do not match the intentions of the user. The DARP...
Grit Denker, Jerry R. Hobbs, David L. Martin, Srin...
We present an optimization method and algorithm designed for three objectives: physical data independence, semantic optimization, and generalized tableau minimization. The method ...
When search engine users have trouble finding information, they may become frustrated, possibly resulting in a bad experience (even if they are ultimately successful). In a user ...