collaborators

7 papers

cs.LG2026

Full-Stack FP4: Stable LLM Pretraining with Quantized Projections, Optimizers, and Attention

Siyu Ding, Mingchuan Ma, Jiabo Tong +3

Recent NVFP4 pretraining work has primarily optimized Transformer linear projections, leaving persistent optimizer states, optimizer computation, and low-precision attention forwar…

cs.LG2026

A Local Perturbation Theory for Cross-Domain Interference and Recovery in Multi-Domain RL

Lei Yang, Siyu Ding, Deyi Xiong

Reinforcement learning (RL) post-training improves large language models (LLMs) on individual domains such as mathematical reasoning, code generation, question answering, and creat…

cs.LG2026

SpikingBrain2.0: Brain-Inspired Foundation Models for Efficient Long-Context and Cross-Platform Inference

Yuqi Pan, Jinghao Zhuang, Yupeng Feng +16

Scaling context length is reshaping large-model development, yet full-attention Transformers suffer from prohibitive computation and inference bottlenecks at long sequences. A key…

cs.CL2026

ATTNPO: Attention-Guided Process Supervision for Efficient Reasoning

Shuaiyi Nie, Siyu Ding, Wenyuan Zhang +7

Large reasoning models trained with reinforcement learning and verifiable rewards (RLVR) achieve strong performance on complex reasoning tasks, yet often overthink, generating redu…

cs.AI2026

KnowRL: Boosting LLM Reasoning via Reinforcement Learning with Minimal-Sufficient Knowledge Guidance

Linhao Yu, Tianmeng Yang, Siyu Ding +8

RLVR improves reasoning in large language models, but its effectiveness is often limited by severe reward sparsity on hard problems. Recent hint-based RL methods mitigate sparsity…

cs.CL2026

ERNIE 5.0 Technical Report

Haifeng Wang, Hua Wu, Tian Wu +432

In this report, we introduce ERNIE 5.0, a natively autoregressive foundation model desinged for unified multimodal understanding and generation across text, image, video, and audio…