Which linguistic AI technology has most significantly revolutionized product search in e-commerce by understanding semantic meaning rather than just matching keywords?

Natural Language Processing (NLP) has transformed how retailers interact with customers through chatbots, voice assistants, and personalized recommendations. But how much do you know about the sophisticated linguistic technology powering these retail innovations? This poll tests your knowledge about the intersection of linguistic technology and modern retail experiences. Can you identify the correct linguistic innovation that's reshaping the retail landscape?

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BERT (Bidirectional Encoder Representations from Transformers)
Basic RegEx Pattern Matching
Simple Sentiment Analysis
Statistical Machine Translation (SMT)