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GIS
2009
ACM
15 years 2 months ago
Focus+Glue+Context: an improved fisheye approach for web map services
This paper proposes a method for generating a Focus+Glue +Context map for Web map services by improving existing fisheye views methods for cartographic data. While many studies h...
Daisuke Yamamoto, Shotaro Ozeki, Naohisa Takahashi
IWPEC
2010
Springer
14 years 7 months ago
On the Kernelization Complexity of Colorful Motifs
The Colorful Motif problem asks if, given a vertex-colored graph G, there exists a subset S of vertices of G such that the graph induced by G on S is connected and contains every c...
Abhimanyu M. Ambalath, Radheshyam Balasundaram, Ch...
ICALP
2011
Springer
14 years 1 months ago
Vertex Cover in Graphs with Locally Few Colors
In [13], Erd˝os et al. defined the local chromatic number of a graph as the minimum number of colors that must appear within distance 1 of a vertex. For any ∆ ≥ 2, there are ...
Fabian Kuhn, Monaldo Mastrolilli
ICC
2007
IEEE
101views Communications» more  ICC 2007»
15 years 4 months ago
Transmission Scheduling in Sensor Networks via Directed Edge Coloring
— This paper presents a transmission scheduling scheme in sensor networks. Each node is assigned a list of time slots to use for unicast and broadcast communication. The algorith...
Maggie X. Cheng, Li Yin
COMBINATORICS
2000
89views more  COMBINATORICS 2000»
14 years 9 months ago
A Note on the Non-Colorability Threshold of a Random Graph
In this paper we consider the problem of establishing a value r0 such that almost all random graphs with n vertices and rn edges, r > r0, are asymptotically not 3-colorable. In...
Alexis C. Kaporis, Lefteris M. Kirousis, Yannis C....