Forough Poursabzi-Sangdeh

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Effective text classification requires experts to annotate data with labels; these training data are time-consuming and expensive to obtain. If you know what labels you want, active learning can reduce the number of labeled documents needed. However, establishing the label set remains difficult. An-notators often lack the global knowledge needed to induce a(More)
Document classification and topic models are useful tools for managing and understanding large corpora. Topic models are used to uncover underlying semantic and structure of document collections. Categorizing large collection of documents requires hand-labeled training data, which is time consuming and needs human expertise. We believe engaging user in the(More)
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