Which linguistic technology innovation was first successfully deployed at scale by Amazon for product search, revolutionizing how customers find products using natural language queries?

Natural Language Processing (NLP) has transformed how retailers interact with customers across multiple channels. From sophisticated chatbots to semantic search capabilities, retailers are leveraging linguistic technologies to enhance customer experiences and streamline operations. This trivia question examines a groundbreaking NLP implementation that changed the retail landscape. Test your knowledge about the intersection of linguistics and retail technology!

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BERT (Bidirectional Encoder Representations from Transformers)
Word2Vec semantic embedding
GloVe (Global Vectors for Word Representation)
ELMo (Embeddings from Language Models)