Which natural language processing innovation first allowed major retailers to implement personalized product recommendations based on customer review language analysis?

The intersection of language technology and retail has transformed how customers interact with brands. From voice assistants helping shoppers navigate stores to sentiment analysis of customer feedback, linguistic innovations have revolutionized retail experiences. This trivia question tests your knowledge about a significant language technology advancement that changed how retailers personalize customer interactions.

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BERT (Bidirectional Encoder Representations from Transformers)
Word2Vec
GloVe (Global Vectors for Word Representation)
GPT (Generative Pre-trained Transformer)