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140
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TKDE
2010
153views more  TKDE 2010»
15 years 3 months ago
Automatic Ontology Matching via Upper Ontologies: A Systematic Evaluation
—“Ontology matching” is the process of finding correspondences between entities belonging to different ontologies. This paper describes a set of algorithms that exploit uppe...
Viviana Mascardi, Angela Locoro, Paolo Rosso
ASPLOS
2011
ACM
14 years 8 months ago
NV-Heaps: making persistent objects fast and safe with next-generation, non-volatile memories
nt, user-defined objects present an attractive abstraction for working with non-volatile program state. However, the slow speed of persistent storage (i.e., disk) has restricted ...
Joel Coburn, Adrian M. Caulfield, Ameen Akel, Laur...
PEPM
2011
ACM
14 years 7 months ago
Calculating tree navigation with symmetric relational zipper
Navigating through tree structures is a core operation in tree processing programs. Most notably, XML processing programs intensively use XPath, the path specification language t...
Yuta Ikeda, Susumu Nishimura
161
Voted
KDD
2009
ACM
191views Data Mining» more  KDD 2009»
16 years 5 months ago
Scalable pseudo-likelihood estimation in hybrid random fields
Learning probabilistic graphical models from high-dimensional datasets is a computationally challenging task. In many interesting applications, the domain dimensionality is such a...
Antonino Freno, Edmondo Trentin, Marco Gori
ICDE
2004
IEEE
137views Database» more  ICDE 2004»
16 years 6 months ago
Selectivity Estimation for XML Twigs
Twig queries represent the building blocks of declarative query languages over XML data. A twig query describes a complex traversal of the document graph and generates a set of el...
Neoklis Polyzotis, Minos N. Garofalakis, Yannis E....