Predicting Response to Political Blog Posts with Topic Models

  title={Predicting Response to Political Blog Posts with Topic Models},
  author={Tae Yano and William W. Cohen and Noah A. Smith},
In this paper we model discussions in online political blogs. To do this, we extend Latent Dirichlet Allocation (Blei et al., 2003), in various ways to capture different characteristics of the data. Our models jointly describe the generation of the primary documents (posts) as well as the authorship and, optionally, the contents of the blog community’s verbal reactions to each post (comments). We evaluate our model on a novel comment prediction task where the models are used to predict which… CONTINUE READING
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