23 search results - page 1 / 5 » Optimizing Semantic Coherence in Topic Models |
EMNLP
2011
12 years 10 months ago
2011
CVPR
2011
IEEE
13 years 6 months ago
2011
IEEE
In this paper, a Random Field Topic (RFT) model is proposed for semantic region analysis from motions of objects in crowded scenes. Different from existing approaches of learning ...
CIKM
2009
Springer
14 years 5 months ago
2009
Springer
In this paper, the task of text segmentation is approached from a topic modeling perspective. We investigate the use of latent Dirichlet allocation (LDA) topic model to segment a ...
NIPS
2007
14 years 8 days ago
2007
We present a novel paradigm for statistical machine translation (SMT), based on a joint modeling of word alignment and the topical aspects underlying bilingual document-pairs, via...
ICDAR
2009
IEEE
13 years 8 months ago
2009
IEEE
This paper proposes a novel framework for automatic text categorization problem based on the kernel density classifier. The overall goal is to tackle two main issues in automatic ...