information retrieval

NEAR²: A Nested Embedding Approach to Efficient Product Retrieval and Ranking

E-commerce information retrieval (IR) systems struggle to simultaneously achieve high accuracy in interpreting complex user queries and maintain efficient processing of vast product catalogs. The dual challenge lies in precisely matching user intent …

From Search Relevance to Content Safety

Invited talk at eBay discussing the evolution from search relevance to content safety in information retrieval and GenAI-based systems.

Efficient and Explainable Information Retrieval

Keynote speaker at eBay Tech day discussing Efficient and Explainable Information Retrieval.