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ISAAC
2005
Springer
97views Algorithms» more  ISAAC 2005»
14 years 2 months ago
A Min-Max Relation on Packing Feedback Vertex Sets
Let G be a graph with a nonnegative integral function w defined on V (G). A collection F of subsets of V (G) (repetition is allowed) is called a feedback vertex set packing in G ...
Xujin Chen, Guoli Ding, Xiaodong Hu, Wenan Zang
ECIR
2003
Springer
13 years 10 months ago
A Weighting Scheme for Star-Graphs
We present in this paper a relational approach for indexing and retrieving photographs from a collection. Instead of using simple keywords as an indexing language, we propose to u...
Jean Martinet, Iadh Ounis, Yves Chiaramella, Phili...
DM
2008
94views more  DM 2008»
13 years 8 months ago
On low degree k-ordered graphs
A simple graph G is k-ordered (respectively, k-ordered hamiltonian) if, for any sequence of k distinct vertices v1, . . . , vk of G, there exists a cycle (respectively, a hamilton...
Karola Mészáros
ASUNAM
2011
IEEE
12 years 8 months ago
Visualizing Bibliographic Databases as Graphs and Mining Potential Research Synergies
—Bibliographic databases are a prosperous field for data mining research and social network analysis. They contain rich information, which can be analyzed across different dimen...
Iraklis Varlamis, George Tsatsaronis
CORR
2008
Springer
71views Education» more  CORR 2008»
13 years 8 months ago
Asteroids in rooted and directed path graphs
An asteroidal triple is a stable set of three vertices such that each pair is connected by a path avoiding the neighborhood of the third vertex. Asteroidal triples play a central ...
Kathie Cameron, Chính T. Hoàng, Benj...