Peng Di
Peng Di has 2 papers in our library, in 2026; often with Hang Yu, Jun Wang, Linchao Zhu.
OpenAlex · ORCID · Wikidata · h-index 1 · 6 works · 1 citations OpenAlex, 2026-10-14
Affiliations
🏢Ant GroupHangzhou ·
China2026 · 5 papers🎓Shanghai Jiao Tong UniversityShanghai ·
China2026 · 1 paper
Fields, topics and concepts
📚 Shelves 6The field of science this work belongs to (OpenAlex fields).Computer Science · 2 worksArtificial Intelligence · 1 workArts and Humanities · 1 workComputer Networks and Communications · 1 workInformation Systems · 1 workLanguage and Linguistics · 1 work
Works by year
2020s
Papers
- N-GRPO: Embedding-Level Neighbor Mixing for Enhanced Policy Optimization (2026)
RL fine-tuning methods such as GRPO depend on the rollout phase producing varied reasoning paths. Existing approaches have drawbacks. Ordinary token sampling tends to produce near-duplicate solutions that differ only in wording or operand order. Adding Gaussian noise to embeddings, by contrast, often moves tokens to… - TingIS: Real-time Risk Event Discovery from Noisy Customer Incidents at Enterprise Scale (2026)
Large cloud-native and fintech services sometimes fail in ways that internal monitoring does not catch. Complaints from users can expose these failures early, but the complaints are colloquial, noisy, arrive in heavy streams and span many business lines. TingIS is an end-to-end system from Ant Group that turns this…
Co-authors here
Venues
- Annual Meeting of the Association for Computational Linguistics (ACL): ACL 2026
- Findings of the Association for Computational Linguistics: Findings of the Association for Computational Linguistics 2026
Updated
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