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Author

Xiangyu Zhao

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Book Open access Aug 2026

Generative Auto-Bidding in Large-Scale Auctions via Diffusion Completer-Aligner

This work proposes a Causal auto-Bidding method based on a Diffusion completer-aligner framework, termed CBD, which achieves superior performance on large-scale auto-bidding benchmarks, but also delivers significant improvements on an online advertising platform, including a 2.0% increase in target cost.

Ye-Wen Li, Jingtong Gao, Peng Jiang et al. · 0 citations
Book Open access Aug 2026

Hierarchical Residual Policy Optimization for Generative Recommendations

Hierarchical Residual Policy Optimization (HRPO), a post-training framework that converts item-level outcomes into dense, token-aligned learning signals for conservative token-wise improvement, is proposed.

Kaifeng Guo, Yiming Yang, Jingtong Gao et al. · 0 citations

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