Amazon Lex capabilities crash course

Amazon Lex became generally available in April 2017, and the world has never been the same since. Lex has been used in countless ways, from chatbots on websites and mobile applications to, of course, Amazon Connect. Lex works with both voice and text and uses a combination of automatic speech recognition (ASR) and natural language understanding (NLU) to listen to and understand what your customer wants to do.

ASR isn't something new. Siri and Alexa are probably two of the most well-known systems that use ASR. When you use dictation on your phone or other systems, you are also using the same ASR technology. ASR uses AI to determine the words that are being spoken. This technology works very well for dictation, but alone it isn't super useful for chatbots. Words alone don't easily convey meaning. The original speech recognition systems were rule-based, which has its limitations. Eventually, the ruleset gets so large that it&apos...