Bajari, Patrick L.; Cen, Zhihao; Chernozhukov, Victor; … - 2023 - This version: April 20, 2023
unstructured product data (text, images, prices, quantities) and output accurate hedonic price estimates and derived indices. To … accomplish this, we generate abstract product attributes, or "features," from text descriptions and images using deep neural … about the product to numeric features using large language models based on transformers, trained or fine-tuned using product …