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» On the Hardness of Graph Isomorphism
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IWPEC
2004
Springer
14 years 2 months ago
Parameterized Coloring Problems on Chordal Graphs
In the precoloring extension problem (PrExt) a graph is given with some of the vertices having a preassigned color and it has to be decided whether this coloring can be extended to...
Dániel Marx
CVHI
2007
13 years 10 months ago
Haptic and Aural Graphs Exploration for Visually Impaired Users
: Several web sites and e-learning platforms require the access to graphs that carry significant meanings. Understanding and perceiving the graph of a mathematical function is impo...
Thimoty Barbieri, Lorenzo Mosca, Licia Sbattella
IPPS
1998
IEEE
14 years 1 months ago
VPPB - A Visualization and Performance Prediction Tool for Multithreaded Solaris Programs
Efficient performance tuning of parallel programs is often hard. In this paper we describe an approach that uses a uni-processor execution of a multithreaded program as reference ...
Magnus Broberg, Lars Lundberg, Håkan Grahn
ERSHOV
2006
Springer
13 years 10 months ago
On the Usage of Concrete Syntax in Model Transformation Rules
Graph transformations are one of the best known approaches for defining transformations in model-based software development. They are defined over the abstract syntax of source and...
Thomas Baar, Jon Whittle
APPROX
2007
Springer
115views Algorithms» more  APPROX 2007»
14 years 3 months ago
Improved Approximation Algorithms for the Spanning Star Forest Problem
A star graph is a tree of diameter at most two. A star forest is a graph that consists of node-disjoint star graphs. In the spanning star forest problem, given an unweighted graph ...
Ning Chen, Roee Engelberg, C. Thach Nguyen, Prasad...