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JGAA
2006
108views more  JGAA 2006»
15 years 6 months ago
Planar embeddability of the vertices of a graph using a fixed point set is NP-hard
Let G = (V, E) be a graph with n vertices and let P be a set of n points in the plane. We show that deciding whether there is a planar straight-line embedding of G such that the v...
Sergio Cabello
IIE
2007
68views more  IIE 2007»
15 years 6 months ago
Open Source Software in Slovenian Primary and Secondary Schools
Abstract. This article deals with the use of Open Source Software (OSS) at the primary and secondary level of education in Slovenia. The challenges and advantages of using OSS in e...
Mojca Tomazin, Miro Gradisar
JUCS
2002
145views more  JUCS 2002»
15 years 6 months ago
Webs, Grids and Knowledge Spaces: Programmes, Projects and Prospects
: Many believe that today's Web has not yet reached the full potential which globally distributed systems may achieve in terms of information access and use. Realizing this po...
Hans-Georg Stork
SIGMOD
2010
ACM
155views Database» more  SIGMOD 2010»
15 years 5 months ago
Querying RDF streams with C-SPARQL
Continuous SPARQL (C-SPARQL) is a new language for continuous queries over streams of RDF data. CSPARQL queries consider windows, i.e., the most recent triples of such streams, ob...
Davide Francesco Barbieri, Daniele Braga, Stefano ...
ARC
2011
Springer
220views Hardware» more  ARC 2011»
15 years 1 months ago
From Plasma to BeeFarm: Design Experience of an FPGA-Based Multicore Prototype
Abstract. In this paper, we take a MIPS-based open-source uniprocessor soft core, Plasma, and extend it to obtain the Beefarm infrastructure for FPGA-based multiprocessor emulation...
Nehir Sönmez, Oriol Arcas, Gokhan Sayilar, Os...