AI Assistants by Roberto Pieraccini

Author:Roberto Pieraccini [Pieraccini, Roberto]
Language: eng
Format: epub, pdf
Tags: Artificial Intelligence; AI: Speech Recognition; Natural Language Understanding; NLU; Conversational Systems; Speech Synthesis; Synthetic Speech; Automatic Dialog; Machine Learning; Virtual Assistant; Virtual Agent, AI Assistant;
Publisher: MIT Press
Published: 2021-08-17T00:00:00+00:00

NLU in Virtual Assistants

As opposed to the telephone-based virtual agents that prompt the user at each conversational turn, modern virtual AI assistants are always in an idle state expecting for a user to wake them up with a conventional phrase such as “Hey Google” or by pushing a button on a mobile telephone, and then issuing a request. In other words, the users initiate the interaction, and since they are not prompted, they can ask pretty much anything. In a very few cases, after a successful interaction, users are prompted to follow up with more information, as in the following example:

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