collaborators

5 papers

cs.CL2025

Higher Satisfaction, Lower Cost: A Technical Report on How LLMs Revolutionize Meituan's Intelligent Interaction Systems

Xuxin Cheng, Ke Zeng, Zhiquan Cao +65

Enhancing customer experience is essential for business success, particularly as service demands grow in scale and complexity. Generative artificial intelligence and Large Language…

cs.LG2025

Reasoner for Real-World Event Detection: Scaling Reinforcement Learning via Adaptive Perplexity-Aware Sampling Strategy

Xiaoyun Zhang, Jingqing Ruan, Xing Ma +4

Detecting abnormal events in real-world customer service dialogues is highly challenging due to the complexity of business data and the dynamic nature of customer interactions. Mor…

cs.LG2025

BootSeer: Analyzing and Mitigating Initialization Bottlenecks in Large-Scale LLM Training

Rui Li, Xiaoyun Zhi, Jinxin Chi +14

Large Language Models (LLMs) have become a cornerstone of modern AI, driving breakthroughs in natural language processing and expanding into multimodal jobs involving images, audio…

cs.LG2025

Tackling Data Heterogeneity in Federated Learning through Knowledge Distillation with Inequitable Aggregation

Xing Ma

Federated learning aims to train a global model in a distributed environment that is close to the performance of centralized training. However, issues such as client label skew, da…

cs.AI2025

When to Continue Thinking: Adaptive Thinking Mode Switching for Efficient Reasoning

Xiaoyun Zhang, Jingqing Ruan, Xing Ma +6

Large reasoning models (LRMs) achieve remarkable performance via long reasoning chains, but often incur excessive computational overhead due to redundant reasoning, especially on s…