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» On A Graph Formalism for Ordered Edges
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MSR
2005
ACM
13 years 11 months ago
SCQL: a formal model and a query language for source control repositories
Source Control Repositories are used in most software projects to store revisions to source code files. These repositories operate at the file level and support multiple users. ...
Abram Hindle, Daniel M. Germán
SDM
2010
SIAM
213views Data Mining» more  SDM 2010»
13 years 7 months ago
Spectral Analysis of Signed Graphs for Clustering, Prediction and Visualization
We study the application of spectral clustering, prediction and visualization methods to graphs with negatively weighted edges. We show that several characteristic matrices of gra...
Jérôme Kunegis, Stephan Schmidt, Andr...
SIAMDM
2010
99views more  SIAMDM 2010»
13 years 4 months ago
Edge-Injective and Edge-Surjective Vertex Labellings
For a graph G = (V, E) we consider vertex-k-labellings f : V → {1, 2, . . . , k} for which the induced edge weighting w : E → {2, 3, . . . , 2k} with w(uv) = f(u) + f(v) is inj...
Stephan Brandt, Jozef Miskuf, Dieter Rautenbach, F...
DSD
2003
IEEE
100views Hardware» more  DSD 2003»
13 years 11 months ago
Fast Heuristics for the Edge Coloring of Large Graphs
Heuristic algorithms for coloring the edges of large undirected single-edge graphs with (or very close to) the minimal number of colors are presented. Compared to simulated anneal...
Mario Hilgemeier, Nicole Drechsler, Rolf Drechsler
WG
1999
Springer
13 years 10 months ago
Linear Orderings of Random Geometric Graphs
Abstract. In random geometric graphs, vertices are randomly distributed on [0, 1]2 and pairs of vertices are connected by edges whenever they are sufficiently close together. Layou...
Josep Díaz, Mathew D. Penrose, Jordi Petit,...