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DM
2008
129views more  DM 2008»
15 years 14 days ago
On association schemes all elements of which have valency 1 or 2
In the present note, we investigate schemes S in which each element s satisfies ns 2 and nss = 2. We show that such a scheme is schurian. More precisely, we show that it is isomor...
Mikhail E. Muzychuk, Paul-Hermann Zieschang
105
Voted
JGT
2006
98views more  JGT 2006»
15 years 11 days ago
Group chromatic number of planar graphs of girth at least 4
Jeager et al introduced a concept of group connectivity as an generalization of nowhere zero flows and its dual concept group coloring, and conjectured that every 5-edge connected...
Hong-Jian Lai, Xiangwen Li
157
Voted
SIGMOD
2005
ACM
150views Database» more  SIGMOD 2005»
16 years 16 days ago
BRAID: Stream Mining through Group Lag Correlations
The goal is to monitor multiple numerical streams, and determine which pairs are correlated with lags, as well as the value of each such lag. Lag correlations (and anticorrelation...
Yasushi Sakurai, Spiros Papadimitriou, Christos Fa...
CIA
1999
Springer
15 years 4 months ago
A Similarity Evaluation Technique for Cooperative Problem Solving with a Group of Agents
Abstract. Evaluations of distances or similarity measurements are very important in cooperative problem solving with multiple agents. Distance between problems is used by agents to...
Seppo Puuronen, Vagan Y. Terziyan
PODC
2000
ACM
15 years 4 months ago
Efficient generation of all regular non-dominated coteries
A coterie is a family of subsets such that every pair of subsets in it has at least one element in common but neither is a subset of the other. We introduce an operator , which
Kazuhisa Makino, Tiko Kameda