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EJC
2010
14 years 12 months ago
Some graphs related to the small Mathieu groups
Two different constructions are given of a rank 8 arc-transitive graph with 165 vertices and valency 8, whose automorphism group
Alice Devillers, Michael Giudici, Cai Heng Li, Che...
DM
2010
82views more  DM 2010»
14 years 12 months ago
The complexity of the weight problem for permutation and matrix groups
Given a metric d on a permutation group G, the corresponding weight problem is to decide whether there exists an element G such that d(, e) = k, for some given value k. Here we ...
Peter J. Cameron, Taoyang Wu
RECSYS
2010
ACM
15 years 2 min ago
Group recommendations with rank aggregation and collaborative filtering
The majority of recommender systems are designed to make recommendations for individual users. However, in some circumstances the items to be selected are not intended for persona...
Linas Baltrunas, Tadas Makcinskas, Francesco Ricci
TLT
2010
132views more  TLT 2010»
14 years 6 months ago
ClassroomWiki: A Collaborative Wiki for Instructional Use with Multiagent Group Formation
Wikis today are being used as a tool to conduct collaborative writing assignments in classrooms. However, typical Wikis do not adequately address the assessment of individual stude...
Nobel Khandaker, Leen-Kiat Soh
JCT
2010
66views more  JCT 2010»
14 years 6 months ago
On fixed point sets of distinguished collections for groups of parabolic characteristic
We determine the nature of the fixed point sets of groups of order p, acting on complexes of distinguished p-subgroups (those p-subgroups containing pcentral elements in their cent...
John Maginnis, Silvia Onofrei