From the course: Introduction to Conversational AI

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The technology stack

The technology stack

- A lot goes on to make conversational AI work. Let's look under the hood. A voice conversation begins when someone speaks. A conversational AI sequence begins by making sense of that speech with automatic speech recognition, OR ASR. ASR converts incoming audio into readable text by recognizing the words within the sound waves. Of course, this step is not needed for text-based dialogues where the input is already in text format. In either case, you get raw text, which is then sent as input into a natural language processing model, an NLP model. You'll hear this term a lot. NLP is the core of conversational AI. It's how computers analyze, interpret, and use language. NLP contains three components that are essential to conversational AI technology. These are natural language understanding, natural language generation, and reinforcement learning. First is natural language understanding or NLU. When a conversation AI bot hears…

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