446 search results - page 38 / 90 » Learning discrete categorial grammars from structures |
COMPGEOM
2010
ACM
14 years 21 days ago
2010
ACM
Let G be an unweighted graph of complexity n cellularly embedded in a surface (orientable or not) of genus g. We describe improved algorithms to compute (the length of) a shortest...
CGI
1998
IEEE
13 years 12 months ago
1998
IEEE
Ray tracing and Monte-Carlo based global illumination, as well as radiosity and other finite-element based global illumination methods, all require repeated evaluation of quantita...
ECCV
2010
Springer
13 years 12 months ago
2010
Springer
Abstract. Object viewpoint classification aims at predicting an approximate 3D pose of objects in a scene and is receiving increasing attention. State-of-the-art approaches to view...
CVPR
2004
IEEE
14 years 9 months ago
2004
IEEE
We propose a new Bayesian approach to object-based image retrieval with relevance feedback. Although estimating the object posterior probability density from few examples seems in...
WWW
2010
ACM
14 years 2 months ago
2010
ACM
We propose a novel method, based on concepts from expander graphs, to sample communities in networks. We show that our sampling method, unlike previous techniques, produces subgra...