A model of vietnamese person named entity question answering system

Abstract

Abstract In this paper, we proposed a Vietnamese named entity question answering (QA) model. This model applies an analytical question method using CRF machine learning algorithm combined with two automatic answering strategies: indexed sentences database- based and Google search engine-based. We gathered a Vietnamese question dataset containing about 2000 popular “Who, Whom, Whose” questions to evaluate our question chunking method and QA model. According to experiments, question chunking phase ...