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DM
2002
13 years 9 months ago
2002
We consider the vertex-isoperimetric problem for cartesian powers of a graph G. A total order on the vertex set of G is called isoperimetric if the boundary of sets of a given siz...
TREC
2004
13 years 11 months ago
2004
TREC 2004 marks the third and final year for the novelty track. The task is as follows: Given a TREC topic and an ordered list of documents, systems must find the relevant and nov...
IJNSEC
2008
13 years 10 months ago
2008
In group communication, users often have different access rights to multiple data streams. Based on the access relation of users and data streams, users can form partially ordered...
IJDMMM
2008
13 years 10 months ago
2008
In recent years, a number of machine learning algorithms have been developed for the problem of ordinal classification. These algorithms try to exploit, in one way or the other, t...
DM
2006
13 years 10 months ago
2006
Let {v; b2, b1} denote the class of extended directed triple systems of the order v in which the number of blocks of the form [a, b, a] is b2 and