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159
Voted
DM
2011
14 years 10 months ago
2011
Fix an element x of a finite partially ordered set P on n elements. Then let hi(x) be the number of linear extensions of P in which x is in position i, counting from the bottom. T...
119
Voted
WWW
2006
ACM
16 years 4 months ago
2006
ACM
An XML range query may impose predicates on the numerical or textual contents of the elements and/or their respective path structures. In order to handle content and structure ran...
230
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SIGMOD
2009
ACM
16 years 4 months ago
2009
ACM
With the proliferation of the RDF data format, engines for RDF query processing are faced with very large graphs that contain hundreds of millions of RDF triples. This paper addre...
136
Voted
CLEF
2006
Springer
15 years 7 months ago
2006
Springer
This year, we have participated on Ad-Hoc Robust Multilingual track with the aim to evaluate two issues of CLIR systems. Firstly, this paper describes the method followed for quer...
131
Voted
SSD
2001
Springer
15 years 8 months ago
2001
Springer
The development of spatiotemporal database systems is primarily motivated by applications tracking and presenting mobile objects. Another important trend is the visualization and p...