Sciweavers

ESWS
2011
Springer
12 years 7 months ago
FedX: A Federation Layer for Distributed Query Processing on Linked Open Data
Driven by the success of the Linked Open Data initiative today’s Semantic Web is best characterized as a Web of interlinked datasets. Hand in hand with this structure new challen...
Andreas Schwarte, Peter Haase, Katja Hose, Ralf Sc...
ESWS
2011
Springer
12 years 7 months ago
DataFinland - A Semantic Portal for Open and Linked Datasets
The number of open datasets available on the web is increasing rapidly with the rise of the Linked Open Data (LOD) cloud and various governmental efforts for releasing public data ...
Matias Frosterus, Eero Hyvönen, Joonas Laitio
ESWS
2011
Springer
12 years 7 months ago
The Use of Foundational Ontologies in Ontology Development: An Empirical Assessment
There is an assumption that ontology developers will use a top-down approach by using a foundational ontology, because it purportedly speeds up ontology development and improves qu...
C. Maria Keet
ESWS
2011
Springer
12 years 7 months ago
Contextual Ontology Alignment of LOD with an Upper Ontology: A Case Study with Proton
The Linked Open Data (LOD) is a major milestone towards realizing the Semantic Web vision, and can enable applications such as robust Question Answering (QA) systems that can answe...
Prateek Jain, Peter Z. Yeh, Kunal Verma, Reymonrod...
ESWS
2011
Springer
12 years 7 months ago
Zero-Knowledge Query Planning for an Iterator Implementation of Link Traversal Based Query Execution
Abstract. Link traversal based query execution is a new query execution paradigm for the Web of Data. This approach allows the execution engine to discover potentially relevant dat...
Olaf Hartig
ESWS
2011
Springer
12 years 7 months ago
Optimizing Query Shortcuts in RDF Databases
The emergence of the Semantic Web has led to the creation of large semantic knowledge bases, often in the form of RDF databases. Improving the performance of RDF databases necessit...
Vicky Dritsou, Panos Constantopoulos, Antonios Del...
BIB
2011
12 years 7 months ago
Using cross-validation to evaluate predictive accuracy of survival risk classifiers based on high-dimensional data
Developments in whole genome biotechnology have stimulated statistical focus on prediction methods. We review here methodology for classifying patients into survival risk groups a...
Richard M. Simon, Jyothi Subramanian, Ming-Chung L...
AWIC
2011
Springer
12 years 7 months ago
DegExt - A Language-Independent Graph-Based Keyphrase Extractor
Abstract. In this paper, we introduce DegExt, a graph-based languageindependent keyphrase extractor,which extends the keyword extraction method described in [6]. We compare DegExt ...
Marina Litvak, Mark Last, Hen Aizenman, Inbal Gobi...
AWIC
2011
Springer
12 years 7 months ago
Enabling Product Comparisons on Unstructured Information Using Ontology Matching
Information extraction approaches are heavily used to gather product information on the Web, especially focusing on technical product specifications. If requesting different sour...
Maximilian Walther, Niels Jäckel, Daniel Schu...