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cs.IR2025
Multimodal semantic retrieval for product search
Dong Liu, Esther Lopez Ramos
Semantic retrieval (also known as dense retrieval) based on textual data has been extensively studied for both web search and product search application fields, where the relevance…
cs.IR2025
Query Brand Entity Linking in E-Commerce Search
Dong Liu, Sreyashi Nag
Associating user search queries with the correct brand entity is critical for e-commerce product retrieval, yet remains challenging due to the brevity of queries (three to four wor…
cs.IR2025
Hierarchical Multi-field Representations for Two-Stage E-commerce Retrieval
Niklas Freymuth, Dong Liu, Thomas Ricatte +1
Dense retrieval methods typically target unstructured text data represented as flat strings. However, e-commerce catalogs often include structured information across multiple field…