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In this paper, we focus on analyzing the excess risk of the unpaired data generation model, called CycleGAN. Unlike classical GANs, CycleGAN not only transforms data between two unpaired distributions but also ensures the mappings are…

机器学习 · 计算机科学 2025-09-23 Luwei Sun , Dongrui Shen , Han Feng

Generative models for molecules have shown considerable promise for use in computational chemistry, but remain difficult to use for non-experts. For this reason, we introduce open-source infrastructure for easily building generative…

机器学习 · 计算机科学 2024-12-02 V Shreyas , Jose Siguenza , Karan Bania , Bharath Ramsundar

Molecular dynamics is a powerful simulation tool to explore material properties. Most of the realistic material systems are too large to be simulated with first-principles molecular dynamics. Classical molecular dynamics has lower…

计算物理 · 物理学 2021-01-11 Zun Wang , Chong Wang , Sibo Zhao , Shiqiao Du , Yong Xu , Bing-Lin Gu , Wenhui Duan

Synthesizability in generative molecular design remains a pressing challenge. Existing methods to assess synthesizability span heuristics-based methods, retrosynthesis models, and synthesizability-constrained molecular generation. The…

生物大分子 · 定量生物学 2024-07-18 Jeff Guo , Philippe Schwaller

Recent advances in molecular generative models have demonstrated great promise for accelerating scientific discovery, particularly in drug design. However, these models often struggle to generate high-quality molecules, especially in…

机器学习 · 计算机科学 2025-07-29 Zian Li , Cai Zhou , Xiyuan Wang , Xingang Peng , Muhan Zhang

Large Language Models demonstrate substantial promise for advancing scientific discovery, yet their deployment in disciplines demanding factual precision and specialized domain constraints presents significant challenges. Within molecular…

机器学习 · 计算机科学 2026-02-23 Malikussaid , Hilal Hudan Nuha , Isman Kurniawan

A novel framework for designing the molecular structure of chemical compounds with a desired chemical property has recently been proposed. The framework infers a desired chemical graph by solving a mixed integer linear program (MILP) that…

计算工程、金融与科学 · 计算机科学 2023-05-02 Jianshen Zhu , Naveed Ahmed Azam , Kazuya Haraguchi , Liang Zhao , Hiroshi Nagamochi , Tatsuya Akutsu

Although generative models hold promise for discovering molecules with optimized desired properties, they often fail to suggest synthesizable molecules that improve upon the known molecules seen in training. We find that a key limitation is…

机器学习 · 计算机科学 2025-01-07 Evan R. Antoniuk , Peggy Li , Nathan Keilbart , Stephen Weitzner , Bhavya Kailkhura , Anna M. Hiszpanski

Generating molecules with desired chemical properties is important for drug discovery. The use of generative neural networks is promising for this task. However, from visual inspection, it often appears that generated samples lack…

机器学习 · 统计学 2017-09-01 Mostapha Benhenda

Deep generative models have been shown powerful in generating novel molecules with desired chemical properties via their representations such as strings, trees or graphs. However, these models are limited in recommending synthetic routes…

人工智能 · 计算机科学 2022-08-02 Dai Hai Nguyen , Koji Tsuda

We study a fundamental problem in structure-based drug design -- generating molecules that bind to specific protein binding sites. While we have witnessed the great success of deep generative models in drug design, the existing methods are…

生物大分子 · 定量生物学 2022-11-15 Shitong Luo , Jiaqi Guan , Jianzhu Ma , Jian Peng

Structure-based drug design involves finding ligand molecules that exhibit structural and chemical complementarity to protein pockets. Deep generative methods have shown promise in proposing novel molecules from scratch (de-novo design),…

定量方法 · 定量生物学 2021-11-09 Pavol Drotár , Arian Rokkum Jamasb , Ben Day , Cătălina Cangea , Pietro Liò

Molecular discovery is increasingly framed as an inverse design problem: identifying molecular structures that satisfy desired property profiles under feasibility constraints. While recent generative models provide continuous latent…

机器学习 · 计算机科学 2026-03-31 Alexander Arjun Lobo , Urvi Awasthi , Leonid Zhukov

The idea of using deep-learning-based molecular generation to accelerate discovery of drug candidates has attracted extraordinary attention, and many deep generative models have been developed for automated drug design, termed molecular…

Molecular optimization in drug discovery aims to discover molecules with improved target properties, but practical lead optimization often requires more than high predicted scores. A useful candidate should also be actionable: it should be…

机器学习 · 计算机科学 2026-05-12 Yang Qiao , Bo Pan , Hao-Wei Pang , Peter Zhiping Zhang , Liying Zhang , Liang Zhao

One of the major applications of generative models for drug Discovery targets the lead-optimization phase. During the optimization of a lead series, it is common to have scaffold constraints imposed on the structure of the molecules…

定量方法 · 定量生物学 2021-01-05 Maxime Langevin , Herve Minoux , Maximilien Levesque , Marc Bianciotto

Extensively exploring protein conformational landscapes remains a major challenge in computational biology due to the high computational cost involved in dynamic physics-based simulations. In this work, we propose a novel pipeline, MoDyGAN,…

机器学习 · 计算机科学 2025-07-21 Jingbo Liang , Bruna Jacobson

Designing molecules with specific properties is a long-lasting research problem and is central to advancing crucial domains such as drug discovery and material science. Recent advances in deep graph generative models treat molecule design…

机器学习 · 计算机科学 2022-03-02 Yuanqi Du , Xiaojie Guo , Amarda Shehu , Liang Zhao

Probabilistic generative deep learning for molecular design involves the discovery and design of new molecules and analysis of their structure, properties and activities by probabilistic generative models using the deep learning approach.…

机器学习 · 计算机科学 2019-02-15 Daniel T. Chang

Key objectives in conditional molecular generation include ensuring chemical validity, aligning generated molecules with target properties, promoting structural diversity, and enabling efficient sampling for discovery. Recent advances in…