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Molecular representation learning is vital for various downstream applications, including the analysis and prediction of molecular properties and side effects. While Graph Neural Networks (GNNs) have been a popular framework for modeling…

机器学习 · 计算机科学 2025-02-18 Pengcheng Jiang , Cao Xiao , Tianfan Fu , Parminder Bhatia , Taha Kass-Hout , Jimeng Sun , Jiawei Han

Information delivery using chemical molecules is an integral part of biology at multiple distance scales and has attracted recent interest in bioengineering and communication theory. Potential applications include cooperative networks with…

信息论 · 计算机科学 2017-09-05 Yansha Deng , Adam Noel , Weisi Guo , Arumugam Nallanathan , Maged Elkashlan

Molecular geometry prediction of flexible molecules, or conformer search, is a long-standing challenge in computational chemistry. This task is of great importance for predicting structure-activity relationships for a wide variety of…

The prediction of structure dependent molecular properties, such as collision cross sections as measured using ion mobility spectrometry, are crucially dependent on the selection of the correct population of molecular conformers. Here, we…

Molecular dynamics (MD) has long been the de facto choice for simulating complex atomistic systems from first principles. Recently deep learning models become a popular way to accelerate MD. Notwithstanding, existing models depend on…

计算工程、金融与科学 · 计算机科学 2023-01-10 Fang Wu , Stan Z. Li

Molecule property prediction is a fundamental problem for computer-aided drug discovery and materials science. Quantum-chemical simulations such as density functional theory (DFT) have been widely used for calculating the molecule…

机器学习 · 计算机科学 2019-11-26 Hiroyuki Shindo , Yuji Matsumoto

Designing a neural network architecture for molecular representation is crucial for AI-driven drug discovery and molecule design. In this work, we propose a new framework for molecular representation learning. Our contribution is threefold:…

机器学习 · 计算机科学 2022-10-18 Jiye Kim , Seungbeom Lee , Dongwoo Kim , Sungsoo Ahn , Jaesik Park

Ground-state 3D geometries of molecules are essential for many molecular analysis tasks. Modern quantum mechanical methods can compute accurate 3D geometries but are computationally prohibitive. Currently, an efficient alternative to…

Efficient sampling from high-dimensional and multimodal unnormalized probability distributions is a central challenge in many areas of science and machine learning. We focus on Boltzmann generators (BGs) that aim to sample the Boltzmann…

Geometric deep learning has been revolutionizing the molecular modeling field. Despite the state-of-the-art neural network models are approaching ab initio accuracy for molecular property prediction, their applications, such as drug…

化学物理 · 物理学 2023-08-17 Yusong Wang , Shaoning Li , Xinheng He , Mingyu Li , Zun Wang , Nanning Zheng , Bin Shao , Tie-Yan Liu , Tong Wang

Cross-modal medical image segmentation presents a significant challenge, as different imaging modalities produce images with varying resolutions, contrasts, and appearances of anatomical structures. We introduce compositionality as an…

计算机视觉与模式识别 · 计算机科学 2024-08-22 Aniek Eijpe , Valentina Corbetta , Kalina Chupetlovska , Regina Beets-Tan , Wilson Silva

Graph neural networks (GNNs) have emerged as powerful tools to accurately predict materials and molecular properties in computational discovery pipelines. In this article, we exploit the invertible nature of these neural networks to…

机器学习 · 计算机科学 2024-06-06 Félix Therrien , Edward H. Sargent , Oleksandr Voznyy

Drug Discovery is a fundamental and ever-evolving field of research. The design of new candidate molecules requires large amounts of time and money, and computational methods are being increasingly employed to cut these costs. Machine…

机器学习 · 统计学 2021-05-28 Pietro Bongini , Monica Bianchini , Franco Scarselli

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…

化学物理 · 物理学 2024-03-26 Yuxuan Song , Jingjing Gong , Yanru Qu , Hao Zhou , Mingyue Zheng , Jingjing Liu , Wei-Ying Ma

Exploring the free-energy landscape along reaction coordinates or system parameters $\lambda$ is central to many studies of high-dimensional model systems in physics, e.g. large molecules or spin glasses. In simulations this usually…

统计力学 · 物理学 2018-09-05 Viveca Lindahl , Jack Lidmar , Berk Hess

Mass spectrometry (MS) stands as a cornerstone analytical technique for molecular identification, yet de novo structure elucidation from spectra remains challenging due to the combinatorial complexity of chemical space and the inherent…

机器学习 · 计算机科学 2026-03-20 Jianan Nie , Peng Gao

In application areas like bioinformatics multivariate distributions on angles are encountered which show significant clustering. One approach to statistical modelling of such situations is to use mixtures of unimodal distributions. In the…

统计理论 · 数学 2013-07-08 Kanti V. Mardia , Jochen Voss

Molecular shape and geometry dictate key biophysical recognition processes, yet many graph neural networks disregard 3D information for molecular property prediction. Here, we propose a new contrastive-learning procedure for graph neural…

Dynamical systems in the life sciences are often composed of complex mixtures of overlapping behavioral regimes. Cellular subpopulations may shift from cycling to equilibrium dynamics or branch towards different developmental fates. The…

机器学习 · 计算机科学 2025-10-13 Nathan Quiblier , Roy Friedman , Matthew Ricci

Predicting molecular conformations (or 3D structures) from molecular graphs is a fundamental problem in many applications. Most existing approaches are usually divided into two steps by first predicting the distances between atoms and then…

机器学习 · 计算机科学 2025-01-07 Minkai Xu , Wujie Wang , Shitong Luo , Chence Shi , Yoshua Bengio , Rafael Gomez-Bombarelli , Jian Tang