With the increasing popularity of XML for data representations, there is a lot of interest in
searching XML data. Due to the structural heterogeneity and textual content's diversity of …

To deal with the problem of too many results returned from an E-commerce Web database in
response to a user query, this paper proposes a novel approach to rank the query results …

Query Processing over Incomplete Autonomous Databases Page 1 VLDB ‘07 Query Processing
over Incomplete Autonomous Databases Query Processing over Incomplete Autonomous …

Information extraction by text segmentation (IETS) applies to cases in which data values of
interest are organized in implicit semi-structured records available in textual sources (eg …

Incompleteness due to missing attribute values (aka “null values”) is very common in
autonomous web databases, on which user accesses are usually supported through …

To deal with the problem of empty or too little answers returned from a Web database in
response to a user query, this paper proposes a novel approach to provide relevant and …

With the increasing popularity of Extensible Markup Language (XML) for data
representation, there is a lot of interest in searching XML data. Due to the structural …

Geoscience studies produce data from various observations, experiments, and simulations
at an enormous rate. With proliferation of applications and data formats, the geoscience …

BACKGROUND A number of applications on the Internet access structured data through
keyword queries. Structured data may include data that is stored in a structured form (eg …

The fundamental assumption for query rewriting in heterogeneous environments is that the
map**s used for the rewriting are complete, ie, every relation and attribute mentioned in …