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78
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FOCS
1994
IEEE
15 years 4 months ago
The Power of Team Exploration: Two Robots Can Learn Unlabeled Directed Graphs
We show that two cooperating robots can learn exactly any strongly-connected directed graph with n indistinguishable nodes in expected time polynomial in n. We introduce a new typ...
Michael A. Bender, Donna K. Slonim
CORR
2012
Springer
195views Education» more  CORR 2012»
13 years 8 months ago
Multiple-Source Shortest Paths in Embedded Graphs
Let G be a directed graph with n vertices and non-negative weights in its directed edges, embedded on a surface of genus g, and let f be an arbitrary face of G. We describe an alg...
Sergio Cabello, Erin W. Chambers, Jeff Erickson
98
Voted
SPIRE
2001
Springer
15 years 4 months ago
On-Line Construction of Symmetric Compact Directed Acyclic Word Graphs
The Compact Directed Acyclic Word Graph (CDAWG) is a space efficient data structure that supports indices of a string. The Symmetric Directed Acyclic Word Graph (SCDAWG) for a st...
Shunsuke Inenaga, Hiromasa Hoshino, Ayumi Shinohar...
98
Voted
SDM
2007
SIAM
143views Data Mining» more  SDM 2007»
15 years 1 months ago
Clustering by weighted cuts in directed graphs
In this paper we formulate spectral clustering in directed graphs as an optimization problem, the objective being a weighted cut in the directed graph. This objective extends seve...
Marina Meila, William Pentney
89
Voted
GD
2005
Springer
15 years 6 months ago
Hierarchical Layouts of Directed Graphs in Three Dimensions
Abstract. We introduce a new graph drawing convention for 3D hierarchical drawings of directed graphs. The vertex set is partitioned into layers of vertices drawn in parallel plane...
Seok-Hee Hong, Nikola S. Nikolov