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Yiwen Sun

3 accepted papers

2025

DAPO : Improving Multi-Step Reasoning Abilities of Large Language Models with Direct Advantage-Based Policy Optimization

NeurIPS 2025spotlight

The role of reinforcement learning (RL) in enhancing the reasoning of large language models (LLMs) is becoming increasingly significant. Despite the success of RL in many scenarios, there are still many challenges in improving the reasoning of LLMs. One key challenge is the sparse reward, which intr…

Cited by 0SourceScholar
2022

Leveraging Sparse Coding for EEG Based Emotion Recognition in Shooting

ICASSP 2022accepted

Emotion recognition in shooting is of great importance for improving athletes’ training methods. However, there is no open and high confident electroencephalography (EEG) dataset about shooting due to the difficulty of data acquisition, which made it a challenge for related studies. In this paper, w…

Cited by 0SourceScholar
2021

FMA-ETA: Estimating Travel Time Entirely Based on FFN with Attention

ICASSP 2021accepted

Estimated time of arrival (ETA) is one of the most important services in intelligent transportation systems (ITS) and becomes a challenging spatial-temporal (ST) data mining task in recent years. Nowadays, deep learning based methods, specifically recurrent neural networks (RNN) based ones are adapt…

Cited by 0SourceScholar