The use of belief networks for mixed-initiative dialog modeling

  title={The use of belief networks for mixed-initiative dialog modeling},
  author={Helen M. Meng and Carmen Wai and Roberto Pieraccini},
This paper proposes the use of Belief Networks (BN) for mixed-initiative dialog modeling. The BN-based framework was previously used for natural language understanding, where BNs infer the informational goal of the user’s query based on its parsed semantic concepts. We extended this framework with the technique of backward inference that can automatically detect missing or spurious concepts based on the inferred goal. This is, in turn, used to drive the mixed-initiative dialog model that… CONTINUE READING
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