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Sheng Cao

5 accepted papers

2026

Exploring the Limits of Sub-Billion Language Model Reasoners with Open Training Recipes

ICLR 2026poster

The paradigm shift in large language models (LLMs) from instinctive responses to chain-of-thought (CoT) reasoning has fueled two prevailing assumptions: (1) reasoning capabilities only emerge in sufficiently large models, and (2) such capabilities require training on massive datasets. While the firs…

Cited by 0SourceScholar
2026

Now You See That: Learning End-to-End Humanoid Locomotion from Raw Pixels

RSS 2026poster

Achieving robust vision-based humanoid locomotion remains challenging due to two fundamental issues: the sim-toreal gap introduces significant perception noise that degrades performance on fine-grained tasks, and training a unified policy across diverse terrains is hindered by conflicting learning o…

Cited by 0SourceScholar
2026

STEM: SCALING TRANSFORMERS WITH EMBEDDING MODULES

ICLR 2026poster

Fine-grained sparsity promises higher parametric capacity without proportional per-token compute, but often suffers from training instability, load balancing, and communication overhead. We introduce \textbf{STEM} (\emph{Scaling Transformers with Embedding Modules}), a static, token-indexed approach…

Cited by 0SourcecodeScholar
2025

Param$\Delta$ for Direct Mixing: Post-Train Large Language Model At Zero Cost

ICLR 2025poster

The post-training phase of large language models is essential for enhancing capabilities such as instruction-following, reasoning, and alignment with human preferences. However, it demands extensive high-quality data and poses risks like overfitting, alongside significant computational costs due to…

Cited by 0SourcePDFScholar
2025

WebRTC and 5G Based Remote Control System for a Vascular Intervention Robot

IROS 2025

Cardiovascular and cerebrovascular diseases are significant health issues that threaten human life. They typically develop insidiously and progress gradually, but when an event occurs, the consequences can be severe. These conditions often manifest suddenly and acutely, necessitating prompt treatmen

Cited by 0SourceScholar