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» On the Grundy Number of a Graph
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ADC
2005
Springer
135views Database» more  ADC 2005»
15 years 11 months ago
A Path-based Relational RDF Database
We propose a path-based scheme for storage and retrieval of RDF data using a relational database. The Semantic Web is much anticipated as the nextgeneration web where high-level p...
Akiyoshi Matono, Toshiyuki Amagasa, Masatoshi Yosh...
AIRWEB
2005
Springer
15 years 11 months ago
Web Spam, Propaganda and Trust
Web spamming, the practice of introducing artificial text and links into web pages to affect the results of searches, has been recognized as a major problem for search engines. ...
Panagiotis Takis Metaxas, Joseph DeStefano
ECML
2005
Springer
15 years 11 months ago
Nonrigid Embeddings for Dimensionality Reduction
Spectral methods for embedding graphs and immersing data manifolds in low-dimensional speaces are notoriously unstable due to insufficient and/or numberically ill-conditioned con...
Matthew Brand
WG
2005
Springer
15 years 11 months ago
Hypertree Decompositions: Structure, Algorithms, and Applications
We review the concepts of hypertree decomposition and hypertree width from a graph theoretical perspective and report on a number of recent results related to these concepts. We al...
Georg Gottlob, Martin Grohe, Nysret Musliu, Marko ...
ICWE
2004
Springer
15 years 11 months ago
Automatic Interpretation of Natural Language for a Multimedia E-learning Tool
Abstract. This paper describes the new e-learning tool CHESt that allows students to search in a knowledge base for short (teaching) multimedia clips by using a semantic search eng...
Serge Linckels, Christoph Meinel