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CIKM
2007
Springer
14 years 4 months ago
Evaluation of partial path queries on xml data
XML query languages typically allow the specification of structural patterns of elements. Finding the occurrences of such patterns in an XML tree is the key operation in XML quer...
Stefanos Souldatos, Xiaoying Wu, Dimitri Theodorat...
EDBT
2009
ACM
113views Database» more  EDBT 2009»
14 years 4 months ago
Query ranking in probabilistic XML data
Twig queries have been extensively studied as a major fragment of XPATH queries to query XML data. In this paper, we study PXMLRANK query, (Q, k), which is to rank top-k probabili...
Lijun Chang, Jeffrey Xu Yu, Lu Qin
BXML
2004
13 years 11 months ago
Query Reformulation for the XML standards XPath, XQuery and XSLT
: Whenever transformation of data is used to bridge the gap of different data formats, and a query is given in the destination format, query reformulation can speed up the transfor...
Sven Groppe, Stefan Böttcher
CIKM
2009
Springer
14 years 4 months ago
Towards non-directional Xpath evaluation in a RDBMS
XML query languages use directional path expressions to locate data in an XML data collection. They are tightly coupled to the structure of a data collection, and can fail when ev...
Sourav S. Bhowmick, Curtis E. Dyreson, Erwin Leona...
ICTIR
2009
Springer
13 years 7 months ago
Specificity Aboutness in XML Retrieval
This paper presents a theoretical methodology to evaluate filters in XML retrieval. Theoretical evaluation is concerned with the formal investigation of qualitative properties of r...
Tobias Blanke, Mounia Lalmas