1243 search results - page 139 / 249 » Generating Trees on Multisets |
BMCBI
2010
14 years 10 months ago
2010
Background: All polypeptide backbones have the potential to form amyloid fibrils, which are associated with a number of degenerative disorders. However, the likelihood that amyloi...
JGT
2008
14 years 10 months ago
2008
: We develop a general model of edge spaces in order to generalize, unify, and simplify previous work on cycle spaces of infinite graphs. We give simple topological criteria to sho...
COGSCI
2004
14 years 10 months ago
2004
of natural language syntax often characterize grammatical knowledge as a form of abstract computation. This paper argues that such a characterization is correct, and that fundamen...
COMBINATORICA
2004
14 years 10 months ago
2004
We extend the basic theory concerning the cycle space of a finite graph to arbitrary infinite graphs, using as infinite cycles the homeomorphic images of the unit circle in the gr...
IPL
2000
14 years 9 months ago
2000
Given a polyhedron P by a list of inequalities we develop unbiased estimates of the number of vertices and bases of P. The estimates are based on applying tree estimation methods ...