Search Results for author: Ruihan Guo

Found 5 papers, 3 papers with code

ProteinZero: Self-Improving Protein Generation via Online Reinforcement Learning

no code implementations9 Jun 2025 Ziwen Wang, Jiajun Fan, Ruihan Guo, Thao Nguyen, Heng Ji, Ge Liu

Protein generative models have shown remarkable promise in protein design but still face limitations in success rate, due to the scarcity of high-quality protein datasets for supervised pretraining.

Diversity Protein Design +2

Hotspot-Driven Peptide Design via Multi-Fragment Autoregressive Extension

1 code implementation26 Nov 2024 Jiahan Li, Tong Chen, Shitong Luo, Chaoran Cheng, Jiaqi Guan, Ruihan Guo, Sheng Wang, Ge Liu, Jian Peng, Jianzhu Ma

To address these challenges, we introduce PepHAR, a hot-spot-driven autoregressive generative model for designing peptides targeting specific proteins.

FAFE: Immune Complex Modeling with Geodesic Distance Loss on Noisy Group Frames

no code implementations1 Jul 2024 Ruidong Wu, Ruihan Guo, Rui Wang, Shitong Luo, Yue Xu, Jiahan Li, Jianzhu Ma, Qiang Liu, Yunan Luo, Jian Peng

Despite the striking success of general protein folding models such as AlphaFold2(AF2, Jumper et al. (2021)), the accurate computational modeling of antibody-antigen complexes remains a challenging task.

Protein Folding

Full-Atom Peptide Design based on Multi-modal Flow Matching

1 code implementation2 Jun 2024 Jiahan Li, Chaoran Cheng, Zuofan Wu, Ruihan Guo, Shitong Luo, Zhizhou Ren, Jian Peng, Jianzhu Ma

Peptides, short chains of amino acid residues, play a vital role in numerous biological processes by interacting with other target molecules, offering substantial potential in drug discovery.

Drug Discovery

Learning Long-Term Reward Redistribution via Randomized Return Decomposition

1 code implementation ICLR 2022 Zhizhou Ren, Ruihan Guo, Yuan Zhou, Jian Peng

Based on this framework, this paper proposes a novel reward redistribution algorithm, randomized return decomposition (RRD), to learn a proxy reward function for episodic reinforcement learning.

Attribute reinforcement-learning +2

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