1595 search results - page 20 / 319 » Spherical Topic Models |
111
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CVPR
2007
IEEE
16 years 3 months ago
2007
IEEE
The bag-of-words representation has attracted a lot of attention recently in the field of object recognition. Based on the bag-of-words representation, topic models such as Probab...
114
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EMNLP
2007
15 years 3 months ago
2007
In this paper, we proposed a novel probabilistic generative model to deal with explicit multiple-topic documents: Parametric Dirichlet Mixture Model(PDMM). PDMM is an expansion of...
123
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KDD
2007
ACM
16 years 2 months ago
2007
ACM
Modeling the evolution of topics with time is of great value in automatic summarization and analysis of large document collections. In this work, we propose a new probabilistic gr...
WSC
2008
15 years 4 months ago
2008
103
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PKDD
2009
Springer
15 years 8 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...