Which NLP breakthrough technology significantly improved multilingual e-commerce product search capabilities in 2019, allowing shoppers to find products in their native language even when the catalog was in another language?

The intersection of language technologies and retail has transformed how consumers interact with products and brands. Voice commerce, multilingual e-commerce platforms, and natural language processing have created new shopping experiences and broken down language barriers in global retail. Test your knowledge about how linguistic technologies are reshaping the retail landscape and changing the way products are marketed, discovered, and purchased across language boundaries.

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BERT (Bidirectional Encoder Representations from Transformers)
GPT-2 (Generative Pre-trained Transformer 2)
LSTM (Long Short-Term Memory Networks)
Word2Vec Embeddings