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Well-designed molecular representations (fingerprints) are vital to combine medical chemistry and deep learning. Whereas incorporating 3D geometry of molecules (i.e. conformations) in their representations seems beneficial, current 3D…

Machine Learning · Computer Science 2021-05-11 Ziyao Li , Shuwen Yang , Guojie Song , Lingsheng Cai

Tiered graph autoencoders provide the architecture and mechanisms for learning tiered latent representations and latent spaces for molecular graphs that explicitly represent and utilize groups (e.g., functional groups). This enables the…

Machine Learning · Computer Science 2021-07-02 Daniel T. Chang

Molecular Property Prediction (MPP) is vital for drug discovery, crop protection, and environmental science. Over the last decades, diverse computational techniques have been developed, from using simple physical and chemical properties and…

Machine Learning · Computer Science 2024-04-08 Afnan Sultan , Jochen Sieg , Miriam Mathea , Andrea Volkamer

Molecular fingerprinting methods use hash functions to create fixed-length vector representations of molecules. However, hash collisions cause distinct substructures to be represented with the same feature, leading to overestimates in…

Machine Learning · Computer Science 2025-11-24 Walter Virany , Austin Tripp

One of the most challenging problems in fingerprint recognition continues to be establishing the identity of a suspect associated with partial and smudgy fingerprints left at a crime scene (i.e., latent prints or fingermarks). Despite the…

Computer Vision and Pattern Recognition · Computer Science 2023-09-11 Steven A. Grosz , Anil K. Jain

Machine learning methods have shown promise in predicting molecular properties, and given sufficient training data machine learning approaches can enable rapid high-throughput virtual screening of large libraries of compounds. Graph-based…

Machine learning approaches have become popular for molecular modeling tasks, including molecular force fields and properties prediction. Traditional supervised learning methods suffer from scarcity of labeled data for particular tasks,…

Chemical Physics · Physics 2022-11-29 Xiang Gao , Weihao Gao , Wenzhi Xiao , Zhirui Wang , Chong Wang , Liang Xiang

Graph generation poses a significant challenge as it involves predicting a complete graph with multiple nodes and edges based on simply a given label. This task also carries fundamental importance to numerous real-world applications,…

Machine Learning · Computer Science 2024-02-21 Xiandong Zou , Xiangyu Zhao , Pietro Liò , Yiren Zhao

Following the milestones in large language models (LLMs) and multimodal models, we have seen a surge in applying LLMs to biochemical tasks. Leveraging graph features and molecular text representations, LLMs can tackle various tasks, such as…

Machine Learning · Computer Science 2025-02-14 Chengxin Hu , Hao Li , Yihe Yuan , Jing Li , Ivor Tsang

The deployment of machine learning models in operational contexts represents a significant investment for any organisation. Consequently, the risk of these models being misappropriated by competitors needs to be addressed. In recent years,…

Machine Learning · Computer Science 2025-05-26 Augustin Godinot , Erwan Le Merrer , Camilla Penzo , François Taïani , Gilles Trédan

Deep neural networks (DNNs) have achieved remarkable success in radio frequency (RF) fingerprinting for wireless device authentication. However, their practical deployment faces two major limitations: domain shift, where models trained in…

Cryptography and Security · Computer Science 2026-02-04 Tianya Zhao , Junqing Zhang , Haowen Xu , Xiaoyan Sun , Jun Dai , Xuyu Wang

Current benchmarks for Large Language Models (LLMs) primarily focus on performance metrics, often failing to capture the nuanced behavioral characteristics that differentiate them. This paper introduces a novel ``Behavioral Fingerprinting''…

Computation and Language · Computer Science 2025-09-08 Zehua Pei , Hui-Ling Zhen , Ying Zhang , Zhiyuan Yang , Xing Li , Xianzhi Yu , Mingxuan Yuan , Bei Yu

Molecular fingerprints, i.e. feature vectors describing atomistic neighborhood configurations, is an important abstraction and a key ingredient for data-driven modeling of potential energy surface and interatomic force. In this paper, we…

Computational Engineering, Finance, and Science · Computer Science 2018-02-14 Yu-Hang Tang , Dongkun Zhang , George Em Karniadakis

The characterization of dynamical processes in living systems provides important clues for their mechanistic interpretation and link to biological functions. Thanks to recent advances in microscopy techniques, it is now possible to…

Data Analysis, Statistics and Probability · Physics 2023-11-29 Jesús Pineda , Benjamin Midtvedt , Harshith Bachimanchi , Sergio Noé , Daniel Midtvedt , Giovanni Volpe , Carlo Manzo

Graph learning tasks often hinge on identifying key substructure patterns -- such as triadic closures in social networks or benzene rings in molecular graphs -- that underpin downstream performance. However, most existing graph neural…

Machine Learning · Computer Science 2025-05-27 Zehong Wang , Zheyuan Zhang , Tianyi Ma , Nitesh V Chawla , Chuxu Zhang , Yanfang Ye

Learning expressive molecular representations is crucial to facilitate the accurate prediction of molecular properties. Despite the significant advancement of graph neural networks (GNNs) in molecular representation learning, they generally…

Machine Learning · Computer Science 2023-05-19 Hossein Hajiabolhassan , Zahra Taheri , Ali Hojatnia , Yavar Taheri Yeganeh

We propose the first, to our knowledge, coarse-grained modeling strategy for peptides where the effect of changes of the pH can be efficiently described. The idea is based on modeling the effects of the pH value on the main driving…

Biological Physics · Physics 2013-04-29 Marta Enciso , Christof Schuette , Luigi Delle Site

Graph Neural Networks (GNNs) have been widely adopted for drug discovery with molecular graphs. Nevertheless, current GNNs mainly excel in leveraging short-range interactions (SRI) but struggle to capture long-range interactions (LRI), both…

Machine Learning · Computer Science 2024-04-02 Xuan Li , Zhanke Zhou , Jiangchao Yao , Yu Rong , Lu Zhang , Bo Han

Graph neural networks (GNNs) are emerging in chemical engineering for the end-to-end learning of physicochemical properties based on molecular graphs. A key element of GNNs is the pooling function which combines atom feature vectors into…

Machine Learning · Computer Science 2024-01-17 Artur M. Schweidtmann , Jan G. Rittig , Jana M. Weber , Martin Grohe , Manuel Dahmen , Kai Leonhard , Alexander Mitsos

In this work, we present a method to generate a configurational level fingerprint for polymers using the Bead-Spring-Model. Unlike some of the previous fingerprinting approaches that employ monomer-level information where atomistic…

Chemical Physics · Physics 2023-11-28 Ishan Kumar , Prateek K Jha