5353 search results - page 222 / 1071 » Modelling Contexts in the Or-BAC Model |
251
click to vote
SIGIR
2012
ACM
13 years 9 months ago
2012
ACM
Hashtags are widely used in Twitter to define a shared context for events or topics. In this paper, we aim to predict hashtag popularity in near future (i.e., next day). Given a ...
170
click to vote
ACL
2012
13 years 9 months ago
2012
We present a Bayesian nonparametric model for estimating tree insertion grammars (TIG), building upon recent work in Bayesian inference of tree substitution grammars (TSG) via Dir...
179
click to vote
CONTEXT
1999
Springer
15 years 11 months ago
1999
Springer
Appeared in: P. Bouquet, P. Br´ezillon, L. Serafini, M. Benerecetti, F. Castellani (Eds.), 2nd International and Interdisciplinary Conference on Modeling and Using Context (CONT...
188
click to vote
IPMI
2007
Springer
16 years 7 months ago
2007
Springer
Automated medical image segmentation is a challenging task that benefits from the use of effective image appearance models. In this paper, we compare appearance models at three reg...
176
Voted
ICML
2005
IEEE
16 years 7 months ago
2005
IEEE
We present a directed Markov random field (MRF) model that combines n-gram models, probabilistic context free grammars (PCFGs) and probabilistic latent semantic analysis (PLSA) fo...