Search Results for author: Wei-Ying Ma

Found 37 papers, 21 papers with code

AANet: Virtual Screening under Structural Uncertainty via Alignment and Aggregation

no code implementations6 Jun 2025 Wenyu Zhu, Jianhui Wang, Bowen Gao, Yinjun Jia, Haichuan Tan, Ya-Qin Zhang, Wei-Ying Ma, Yanyan Lan

Virtual screening (VS) is a critical component of modern drug discovery, yet most existing methods--whether physics-based or deep learning-based--are developed around holo protein structures with known ligand-bound pockets.

Contrastive Learning Drug Discovery

PharmAgents: Building a Virtual Pharma with Large Language Model Agents

no code implementations28 Mar 2025 Bowen Gao, Yanwen Huang, Yiqiao Liu, Wenxuan Xie, Wei-Ying Ma, Ya-Qin Zhang, Yanyan Lan

The discovery of novel small molecule drugs remains a critical scientific challenge with far-reaching implications for treating diseases and advancing human health.

Drug Discovery Language Modeling +2

Straight-Line Diffusion Model for Efficient 3D Molecular Generation

1 code implementation4 Mar 2025 Yuyan Ni, Shikun Feng, Haohan Chi, Bowen Zheng, Huan-ang Gao, Wei-Ying Ma, Zhi-Ming Ma, Yanyan Lan

Diffusion-based models have shown great promise in molecular generation but often require a large number of sampling steps to generate valid samples.

3D Molecule Generation Image Generation +1

Pushing the boundaries of Structure-Based Drug Design through Collaboration with Large Language Models

no code implementations3 Mar 2025 Bowen Gao, Yanwen Huang, Yiqiao Liu, Wenxuan Xie, Wei-Ying Ma, Ya-Qin Zhang, Yanyan Lan

Structure-Based Drug Design (SBDD) has revolutionized drug discovery by enabling the rational design of molecules for specific protein targets.

Drug Design Drug Discovery

Steering Protein Family Design through Profile Bayesian Flow

no code implementations11 Feb 2025 Jingjing Gong, Yu Pei, Siyu Long, Yuxuan Song, Zhe Zhang, Wenhao Huang, Ziyao Cao, Shuyi Zhang, Hao Zhou, Wei-Ying Ma

Protein family design emerges as a promising alternative by combining the advantages of de novo protein design and mutation-based directed evolution. In this paper, we propose ProfileBFN, the Profile Bayesian Flow Networks, for specifically generative modeling of protein families.

Protein Design

A Periodic Bayesian Flow for Material Generation

1 code implementation4 Feb 2025 Hanlin Wu, Yuxuan Song, Jingjing Gong, Ziyao Cao, Yawen Ouyang, Jianbing Zhang, Hao Zhou, Wei-Ying Ma, Jingjing Liu

To successfully realize the concept of periodic Bayesian flow, CrysBFN integrates a new entropy conditioning mechanism and empirically demonstrates its significance compared to time-conditioning.

ACDiT: Interpolating Autoregressive Conditional Modeling and Diffusion Transformer

1 code implementation10 Dec 2024 Jinyi Hu, Shengding Hu, Yuxuan Song, Yufei Huang, Mingxuan Wang, Hao Zhou, Zhiyuan Liu, Wei-Ying Ma, Maosong Sun

The analysis of the trade-off between autoregressive modeling and diffusion demonstrates the potential of ACDiT to be used in long-horizon visual generation tasks.

Denoising Image Generation +1

Empower Structure-Based Molecule Optimization with Gradient Guided Bayesian Flow Networks

1 code implementation20 Nov 2024 Keyue Qiu, Yuxuan Song, Jie Yu, Hongbo Ma, Ziyao Cao, Zhilong Zhang, Yushuai Wu, Mingyue Zheng, Hao Zhou, Wei-Ying Ma

Structure-Based molecule optimization (SBMO) aims to optimize molecules with both continuous coordinates and discrete types against protein targets.

Bayesian Inference Drug Design

UniGEM: A Unified Approach to Generation and Property Prediction for Molecules

no code implementations14 Oct 2024 Shikun Feng, Yuyan Ni, Yan Lu, Zhi-Ming Ma, Wei-Ying Ma, Yanyan Lan

Inspired by recent studies, which demonstrate that diffusion model, a prominent generative approach, can learn meaningful data representations that enhance predictive tasks, we explore the potential for developing a unified generative model in the molecular domain that effectively addresses both molecular generation and property prediction tasks.

Drug Discovery Molecular Property Prediction +3

Pre-training with Fractional Denoising to Enhance Molecular Property Prediction

no code implementations14 Jul 2024 Yuyan Ni, Shikun Feng, Xin Hong, Yuancheng Sun, Wei-Ying Ma, Zhi-Ming Ma, Qiwei Ye, Yanyan Lan

Deep learning methods have been considered promising for accelerating molecular screening in drug discovery and material design.

Denoising Drug Discovery +2

From Theory to Therapy: Reframing SBDD Model Evaluation via Practical Metrics

1 code implementation13 Jun 2024 Bowen Gao, Haichuan Tan, Yanwen Huang, Minsi Ren, Xiao Huang, Wei-Ying Ma, Ya-Qin Zhang, Yanyan Lan

Recent advancements in structure-based drug design (SBDD) have significantly enhanced the efficiency and precision of drug discovery by generating molecules tailored to bind specific protein pockets.

Drug Design Drug Discovery

MoleculeCLA: Rethinking Molecular Benchmark via Computational Ligand-Target Binding Analysis

1 code implementation13 Jun 2024 Shikun Feng, Jiaxin Zheng, Yinjun Jia, Yanwen Huang, Fengfeng Zhou, Wei-Ying Ma, Yanyan Lan

We believe this dataset will serve as a more accurate and reliable benchmark for molecular representation learning, thereby expediting progress in the field of artificial intelligence-driven drug discovery.

Drug Discovery Molecular Property Prediction +3

SIU: A Million-Scale Structural Small Molecule-Protein Interaction Dataset for Unbiased Bioactivity Prediction

1 code implementation13 Jun 2024 Yanwen Huang, Bowen Gao, Yinjun Jia, Hongbo Ma, Wei-Ying Ma, Ya-Qin Zhang, Yanyan Lan

Small molecules play a pivotal role in modern medicine, and scrutinizing their interactions with protein targets is essential for the discovery and development of novel, life-saving therapeutics.

Prediction

MolCRAFT: Structure-Based Drug Design in Continuous Parameter Space

2 code implementations18 Apr 2024 Yanru Qu, Keyue Qiu, Yuxuan Song, Jingjing Gong, Jiawei Han, Mingyue Zheng, Hao Zhou, Wei-Ying Ma

Generative models for structure-based drug design (SBDD) have shown promising results in recent years.

Drug Design

Unified Generative Modeling of 3D Molecules via Bayesian Flow Networks

1 code implementation17 Mar 2024 Yuxuan Song, Jingjing Gong, Yanru Qu, Hao Zhou, Mingyue Zheng, Jingjing Liu, Wei-Ying Ma

Advanced generative model (e. g., diffusion model) derived from simplified continuity assumptions of data distribution, though showing promising progress, has been difficult to apply directly to geometry generation applications due to the multi-modality and noise-sensitive nature of molecule geometry.

3D Molecule Generation

ESM All-Atom: Multi-scale Protein Language Model for Unified Molecular Modeling

2 code implementations5 Mar 2024 Kangjie Zheng, Siyu Long, Tianyu Lu, Junwei Yang, Xinyu Dai, Ming Zhang, Zaiqing Nie, Wei-Ying Ma, Hao Zhou

In this paper, we propose ESM-AA (ESM All-Atom), a novel approach that enables atom-scale and residue-scale unified molecular modeling.

All Language Modeling +1

Rethinking Specificity in SBDD: Leveraging Delta Score and Energy-Guided Diffusion

no code implementations4 Mar 2024 Bowen Gao, Minsi Ren, Yuyan Ni, Yanwen Huang, Bo Qiang, Zhi-Ming Ma, Wei-Ying Ma, Yanyan Lan

In the field of Structure-based Drug Design (SBDD), deep learning-based generative models have achieved outstanding performance in terms of docking score.

Contrastive Learning Drug Design +1

Contextual Molecule Representation Learning from Chemical Reaction Knowledge

1 code implementation21 Feb 2024 Han Tang, Shikun Feng, Bicheng Lin, Yuyan Ni, Jingjing Liu, Wei-Ying Ma, Yanyan Lan

REMO offers a novel solution to MRL by exploiting the underlying shared patterns in chemical reactions as \textit{context} for pre-training, which effectively infers meaningful representations of common chemistry knowledge.

molecular representation Representation Learning +1

Equivariant Flow Matching with Hybrid Probability Transport

1 code implementation12 Dec 2023 Yuxuan Song, Jingjing Gong, Minkai Xu, Ziyao Cao, Yanyan Lan, Stefano Ermon, Hao Zhou, Wei-Ying Ma

The generation of 3D molecules requires simultaneously deciding the categorical features~(atom types) and continuous features~(atom coordinates).

Sliced Denoising: A Physics-Informed Molecular Pre-Training Method

no code implementations3 Nov 2023 Yuyan Ni, Shikun Feng, Wei-Ying Ma, Zhi-Ming Ma, Yanyan Lan

By aligning with physical principles, SliDe shows a 42\% improvement in the accuracy of estimated force fields compared to current state-of-the-art denoising methods, and thus outperforms traditional baselines on various molecular property prediction tasks.

Denoising Drug Discovery +2

Fractional Denoising for 3D Molecular Pre-training

1 code implementation20 Jul 2023 Shikun Feng, Yuyan Ni, Yanyan Lan, Zhi-Ming Ma, Wei-Ying Ma

Theoretically, the objective is equivalent to learning the force field, which is revealed helpful for downstream tasks.

Denoising Drug Discovery +1

PEMP: Leveraging Physics Properties to Enhance Molecular Property Prediction

no code implementations18 Oct 2022 Yuancheng Sun, Yimeng Chen, Weizhi Ma, Wenhao Huang, Kang Liu, ZhiMing Ma, Wei-Ying Ma, Yanyan Lan

In our implementation, we adopt both the state-of-the-art molecule embedding models under the supervised learning paradigm and the pretraining paradigm as the molecule representation module of PEMP, respectively.

Drug Discovery Molecular Property Prediction +3

Neural Energy Minimization for Molecular Conformation Optimization

no code implementations ICLR 2022 Jiaqi Guan, Wesley Wei Qian, Qiang Liu, Wei-Ying Ma, Jianzhu Ma, Jian Peng

Assuming different forms of the underlying potential energy function, we can not only reinterpret and unify many of the existing models but also derive new variants of SE(3)-equivariant neural networks in a principled manner.

Computational chemistry

Controllable Person Image Synthesis with Attribute-Decomposed GAN

2 code implementations CVPR 2020 Yifang Men, Yiming Mao, Yuning Jiang, Wei-Ying Ma, Zhouhui Lian

This paper introduces the Attribute-Decomposed GAN, a novel generative model for controllable person image synthesis, which can produce realistic person images with desired human attributes (e. g., pose, head, upper clothes and pants) provided in various source inputs.

Attribute continuous-control +2

Effective Domain Knowledge Transfer with Soft Fine-tuning

no code implementations5 Sep 2019 Zhichen Zhao, Bo-Wen Zhang, Yuning Jiang, Li Xu, Lei LI, Wei-Ying Ma

However, the datasets from source domain are simply discarded in the fine-tuning process.

Transfer Learning

Automatic Dataset Augmentation

no code implementations28 Aug 2017 Yalong Bai, Kuiyuan Yang, Tao Mei, Wei-Ying Ma, Tiejun Zhao

Large scale image dataset and deep convolutional neural network (DCNN) are two primary driving forces for the rapid progress made in generic object recognition tasks in recent years.

Object Recognition

Hierarchical Recurrent Attention Network for Response Generation

1 code implementation25 Jan 2017 Chen Xing, Wei Wu, Yu Wu, Ming Zhou, YaLou Huang, Wei-Ying Ma

With the word level attention, hidden vectors of a word level encoder are synthesized as utterance vectors and fed to an utterance level encoder to construct hidden representations of the context.

Response Generation

Dual Learning for Machine Translation

1 code implementation NeurIPS 2016 Yingce Xia, Di He, Tao Qin, Li-Wei Wang, Nenghai Yu, Tie-Yan Liu, Wei-Ying Ma

Based on the feedback signals generated during this process (e. g., the language-model likelihood of the output of a model, and the reconstruction error of the original sentence after the primal and dual translations), we can iteratively update the two models until convergence (e. g., using the policy gradient methods).

Language Modeling Language Modelling +6

Topic Aware Neural Response Generation

1 code implementation21 Jun 2016 Chen Xing, Wei Wu, Yu Wu, Jie Liu, YaLou Huang, Ming Zhou, Wei-Ying Ma

We consider incorporating topic information into the sequence-to-sequence framework to generate informative and interesting responses for chatbots.

Response Generation

LightLDA: Big Topic Models on Modest Compute Clusters

1 code implementation4 Dec 2014 Jinhui Yuan, Fei Gao, Qirong Ho, Wei Dai, Jinliang Wei, Xun Zheng, Eric P. Xing, Tie-Yan Liu, Wei-Ying Ma

When building large-scale machine learning (ML) programs, such as big topic models or deep neural nets, one usually assumes such tasks can only be attempted with industrial-sized clusters with thousands of nodes, which are out of reach for most practitioners or academic researchers.

Topic Models

Learning High-level Image Representation for Image Retrieval via Multi-Task DNN using Clickthrough Data

no code implementations17 Dec 2013 Yalong Bai, Kuiyuan Yang, Wei Yu, Wei-Ying Ma, Tiejun Zhao

Image retrieval refers to finding relevant images from an image database for a query, which is considered difficult for the gap between low-level representation of images and high-level representation of queries.

Image Retrieval Retrieval

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