KDD

Reasoning over Semantic IDs Enhances Generative Recommendation

基于语义ID的推理增强生成式推荐

Yingzhi He, Yan Sun, Junfei Tan, Yuxin Chen, Xiaoyu Kong, Chunxu Shen, Xiang Wang, An Zhang, Tat-Seng Chua

机构 * National University of Singapore（国立新加坡大学） ； University of Science and Technology of China（中国科学技术大学） ； Tencent Inc.（腾讯公司） 纠错

AI总结 提出SIDReasoner两阶段框架，通过增强语义ID与语言的对齐和结果驱动的强化优化，实现无需大量推理标注的有效推理，提升生成式推荐的准确性、可解释性和跨领域泛化能力。

Comments Accepted by KDD 2026

Benchmarking Knowledge-Extraction Attack and Defense on Retrieval-Augmented Generation

检索增强生成的知识提取攻击与防御基准测试

Zhisheng Qi, Utkarsh Sahu, Li Ma, Haoyu Han, Ryan Rossi, Franck Dernoncourt, Mahantesh Halappanavar, Nesreen Ahmed, Yushun Dong, Yue Zhao, Yu Zhang, Yu Wang

AI总结 提出首个针对RAG系统知识提取攻击的系统性基准，涵盖多种攻击/防御策略、检索嵌入模型、生成器及数据集，在统一框架下评估，为隐私保护RAG系统提供实用基础。

Comments 12 pages. Accepted at the 32nd ACM SIGKDD Conference on Knowledge Discovery and Data Mining (KDD 2026), Dataset and Benchmark Track, Oral Presentation

Journal ref In Proceedings of the 32nd ACM SIGKDD Conference on Knowledge Discovery and Data Mining (KDD 26), August 09-13, 2026, Jeju Island, Republic of Korea. ACM, New York, NY, USA, 12 pages