The objective of this paper is to present and describe a teaching tool for linguistics students who are learning English, a tool which furthers their linguistic education at the same time as it gives them some challenging experience with reading practice with the kinds of tests they will...

We extend Latent Dirichlet Allocation (LDA) by introducing a topic model, Hierarchically Dual Latent Dirichlet Allocation (HDLDA), for contexts in which one type of documents (e.g., search queries) are semantically related to another type of documents (e.g., search results). In the context of...