Jia-Nan Su

Bridge the Unseen Gap: Enhancing Non-overlapping Cross-domain CTR Prediction via Profile Retrieval

Click-through rate (CTR) prediction is a fundamental task in industrial recommender systems. Cross-domain CTR prediction, which leverages data from a source domain to improve performance in a target domain, has emerged as a key strategy. However, most existing methods rely on overlapping users or items across domains t...