1396 search results - page 44 / 280 » Polylingual Topic Models |
PKDD
2009
Springer
15 years 4 months ago
2009
Springer
This article contributes a generic model of topic models. To define the problem space, general characteristics for this class of models are derived, which give rise to a represent...
WWW
2007
ACM
15 years 10 months ago
2007
ACM
In this paper, we define the problem of topic-sentiment analysis on Weblogs and propose a novel probabilistic model to capture the mixture of topics and sentiments simultaneously....
SIGIR
2004
ACM
15 years 3 months ago
2004
ACM
Topic tracking is complicated when the stories in the stream occur in multiple languages. Typically, researchers have trained only English topic models because the training storie...
WEBI
2009
Springer
15 years 4 months ago
2009
Springer
—This paper presents an approach using social semantics for the task of topic labelling by means of Open Topic Models. Our approach utilizes a social ontology to create an alignm...
KI
2009
Springer
15 years 4 months ago
2009
Springer
The article contributes a derivation of variational Bayes for a large class of topic models by generalising from the well-known model of latent Dirichcation. For an abstraction of ...