Which linguistic innovation fundamentally transformed retail chatbots between 2018-2020, enabling them to understand complex customer queries about products?

The intersection of language technology and retail has created fascinating innovations in how brands communicate with customers. Modern retail chatbots incorporate sophisticated linguistic principles to create more natural and effective customer interactions. Test your knowledge about the language technology powering today's retail communication revolution!

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Transformer-based NLP models that understand contextual language patterns
Simplified menu-based dialog trees with improved visual interfaces
Voice-to-text transcription with accent recognition capabilities
Sentiment analysis algorithms that detect customer frustration levels