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CSDA
2007
100views more  CSDA 2007»
15 years 6 months ago
Estimation of fractional integration in the presence of data noise
The paper presents a comparative study on the performance of commonly used estimators of the fractional order of integration when data is contaminated by noise. In particular, meas...
Niels Haldrup, Morten Ørregaard Nielsen
DASFAA
2007
IEEE
141views Database» more  DASFAA 2007»
15 years 10 months ago
An Efficient Index Lattice for XML Query Evaluation
Abstract. We have defined an XML structural index called the Structure Index Tree (SIT), which eliminates duplicate structures arising from the equivalent subtrees in an XML docume...
Wilfred Ng, James Cheng
ECIR
2009
Springer
16 years 3 months ago
A Probabilistic Retrieval Model for Semistructured Data
Abstract. Retrieving semistructured (XML) data typically requires either a structured query such as XPath, or a keyword query that does not take structure into account. In this pap...
Jinyoung Kim, Xiaobing Xue, W. Bruce Croft
DKE
2008
108views more  DKE 2008»
15 years 6 months ago
The thematic and citation landscape of Data and Knowledge Engineering
The thematic and citation structures of Data and Knowledge Engineering (DKE) (1985-2007) are identified based on text analysis and citation analysis of the bibliographic records o...
Chaomei Chen, Il-Yeol Song, Xiaojun Yuan, Jian Zha...
WWW
2006
ACM
16 years 7 months ago
Symmetrically exploiting XML
Path expressions are the principal means of locating data in a hierarchical model. But path expressions are brittle because they often depend on the structure of data and break if...
Shuohao Zhang, Curtis E. Dyreson