23 search results - page 1 / 5 » Optimizing Semantic Coherence in Topic Models |
EMNLP
2011
12 years 4 months ago
2011
CVPR
2011
IEEE
12 years 12 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
13 years 11 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
13 years 5 months 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 2 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 ...