7 search results - page 2 / 2 » Statistical properties of subgroups of free groups |
JCT
2010
13 years 3 months ago
2010
Abstract. We present bijections between four classes of combinatorial objects. Two of them, the class of unlabeled (2 + 2)-free posets and a certain class of involutions (or chord ...
BIBE
2005
IEEE
13 years 10 months ago
2005
IEEE
In this article we present novel preprocessing techniques, based on topological measures of the network, to identify clusters of proteins from Protein-protein interaction (PPI) ne...