AI RESEARCH
Deferred is Better: A Framework for Multi-Granularity Deferred Interaction of Heterogeneous Features
arXiv CS.LG
•
ArXi:2603.12586v1 Announce Type: cross Click-through rate (CTR) prediction models estimates the probability of a user-item click by modeling interactions across a vast feature space. A fundamental yet often overlooked challenge is the inherent heterogeneity of these features: their sparsity and information content vary dramatically. For instance, categorical features like item IDs are extremely sparse, whereas numerical features like item price are relatively dense.