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cs.AI2026
UniGD: A Unified Generative-Discriminative Framework for Industrial Retrieval
Shujie Ji, Yawei Kong, Yilin Zhao +3
Generative retrieval (GR) is a promising paradigm for industrial search advertising, yet its deployment is constrained by strict relevance and latency requirements. Existing system…
cs.AI2026
HOBA: Hierarchical On-Policy Bidding Agents for Adaptive Online Advertising
Ji Wu, Yunshan Peng, Wentao Bai +5
Online advertising bidding systems typically deploy multiple offline-trained expert models (e.g., PID controllers, model predictive control, offline RL policies) but face two criti…