Learning surface text patterns for a Question Answering System

  title={Learning surface text patterns for a Question Answering System},
  author={Deepak Ravichandran and Eduard H. Hovy},
In this paper we explore the power of surface text patterns for open-domain question answering systems. In order to obtain an optimal set of patterns, we have developed a method for learning such patterns automatically. A tagged corpus is built from the Internet in a bootstrapping process by providing a few hand-crafted examples of each question type to… CONTINUE READING



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