3 search results - page 1 / 1 » Multiple Pattern Avoidance with respect to Fixed Points and ... |
COMBINATORICS
2004
13 years 4 months ago
2004
We study the distribution of the statistics `number of fixed points' and `number of excedances' in permutations avoiding subsets of patterns of length 3. We solve all th...
COMBINATORICS
2002
13 years 4 months ago
2002
: We generalize the notion of pattern avoidance to arbitrary functions on ordered sets, and consider specifically three scenarios for permutations: linear, cyclic and hybrid, the f...
CVPR
2006
IEEE
14 years 6 months ago
2006
IEEE
In this paper, we propose a novel and robust algorithm for the groupwise non-rigid registration of multiple unlabeled point-sets with no bias toward any of the given pointsets. To...