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Graphs serve as generic tools to encode the underlying relational structure of data. Often this graph is not given, and so the task of inferring it from nodal observations becomes important. Traditional approaches formulate a convex inverse…

机器学习 · 计算机科学 2024-06-24 Max Wasserman , Gonzalo Mateos

Graphs offer a natural way to formulate Multiple Object Tracking (MOT) within the tracking-by-detection paradigm. However, they also introduce a major challenge for learning methods, as defining a model that can operate on such…

计算机视觉与模式识别 · 计算机科学 2020-04-21 Guillem Brasó , Laura Leal-Taixé

In this paper, we innovately use graph neural networks (GNNs) to learn a message-passing solution for the inference task of massive multiple multiple-input multiple-output (MIMO) detection in wireless communication. We adopt a graphical…

信号处理 · 电气工程与系统科学 2020-07-14 Andrea Scotti , Nima N. Moghadam , Dong Liu , Karl Gafvert , Jinliang Huang

Spectral Graph Convolutional Networks (GCNs) are a generalization of convolutional networks to learning on graph-structured data. Applications of spectral GCNs have been successful, but limited to a few problems where the graph is fixed,…

机器学习 · 计算机科学 2018-11-26 Boris Knyazev , Xiao Lin , Mohamed R. Amer , Graham W. Taylor

Molecular generation plays an important role in drug discovery and materials science, especially in data-scarce scenarios where traditional generative models often struggle to achieve satisfactory conditional generalization. To address this…

机器学习 · 计算机科学 2025-05-13 Zimo Yan , Jie Zhang , Zheng Xie , Chang Liu , Yizhen Liu , Yiping Song

Predicting the evolution of a representative sample of a material with microstructure is a fundamental problem in homogenization. In this work we propose a graph convolutional neural network that utilizes the discretized representation of…

机器学习 · 计算机科学 2021-11-30 Ari Frankel , Cosmin Safta , Coleman Alleman , Reese Jones

Graphs are naturally used to describe the structures of various real-world systems in biology, society, computer science etc., where subgraphs or motifs as basic blocks play an important role in function expression and information…

社会与信息网络 · 计算机科学 2021-02-11 Jinhuan Wang , Pengtao Chen , Bin Ma , Jiajun Zhou , Zhongyuan Ruan , Guanrong Chen , Qi Xuan

A machine learning (ML) feature network is a graph that connects ML features in learning tasks based on their similarity. This network representation allows us to view feature vectors as functions on the network. By leveraging function…

机器学习 · 统计学 2024-01-11 Xinying Mu , Mark Kon

In the field of chemical structure recognition, the task of converting molecular images into machine-readable data formats such as SMILES string stands as a significant challenge, primarily due to the varied drawing styles and conventions…

计算机视觉与模式识别 · 计算机科学 2025-03-12 Yufan Chen , Ching Ting Leung , Yong Huang , Jianwei Sun , Hao Chen , Hanyu Gao

Multi-modal neuroimaging technology has greatlly facilitated the efficiency and diagnosis accuracy, which provides complementary information in discovering objective disease biomarkers. Conventional deep learning methods, e.g. convolutional…

图像与视频处理 · 电气工程与系统科学 2022-10-26 Yanwu Yang , Xutao Guo , Zhikai Chang , Chenfei Ye , Yang Xiang , Ting Ma

This study presents a deep learning approach to predicting structural and electronic properties of materials using Graph Neural Networks (GNNs). Leveraging data from the Materials Project database, we construct graph representations of…

无序系统与神经网络 · 物理学 2024-12-20 Selva Chandrasekaran Selvaraj

Recently, graph neural networks (GNNs) have proved to be suitable in tasks on unstructured data. Particularly in tasks as community detection, node classification, and link prediction. However, most GNN models still operate with static…

机器学习 · 计算机科学 2019-06-07 Darwin Saire Pilco , Adín Ramírez Rivera

Metabolite structure identification has become the major bottleneck of the mass spectrometry based metabolomics research. Till now, number of mass spectra databases and search algorithms have been developed to address this issue. However,…

定量方法 · 定量生物学 2021-01-12 Hansen Zhao , Xu Zhao , Huan Yao , Jiaxin Feng , Sichun Zhang , Xinrong Zhang

Accurate prediction of blood-brain barrier permeability (BBBP) is essential for central nervous system (CNS) drug development. While graph neural networks (GNNs) have advanced molecular property prediction, they often rely on molecular…

机器学习 · 计算机科学 2025-12-09 Trung Nguyen , Md Masud Rana , Farjana Tasnim Mukta , Chang-Guo Zhan , Duc Duy Nguyen

Graph neural networks (GNN) are a promising tool to predict magnetic properties of large multi-grain structures, which can speed up the search for rare-earth free permanent magnets. In this paper, we use our magnetic simulation data to…

Recent advances in machine learning (ML) have expedited materials discovery and design. One significant challenge faced in ML for materials is the expansive combinatorial space of potential materials formed by diverse constituents and their…

机器学习 · 计算机科学 2024-06-13 Hengrui Zhang , Jie Chen , James M. Rondinelli , Wei Chen

Enhancing accurate molecular property prediction relies on effective and proficient representation learning. It is crucial to incorporate diverse molecular relationships characterized by multi-similarity (self-similarity and relative…

机器学习 · 计算机科学 2024-02-05 Hao Xu , Zhengyang Zhou , Pengyu Hong

Molecules are frequently represented as graphs, but the underlying 3D molecular geometry (the locations of the atoms) ultimately determines most molecular properties. However, most molecules are not static and at room temperature adopt a…

化学物理 · 物理学 2023-06-14 Kirk Swanson , Jake Williams , Eric Jonas

Applications based on image retrieval require editing and associating in intermediate spaces that are representative of the high-level concepts like objects and their relationships rather than dense, pixel-level representations like RGB…

计算机视觉与模式识别 · 计算机科学 2022-07-11 Rishi Agarwal , Tirupati Saketh Chandra , Vaidehi Patil , Aniruddha Mahapatra , Kuldeep Kulkarni , Vishwa Vinay

A new deep neural network based on the WaveNet architecture (WNN) is presented, which is designed to grasp specific patterns in the NMR spectra. When trained at a fixed non-uniform sampling (NUS) schedule, the WNN benefits from pattern…

生物大分子 · 定量生物学 2022-12-05 Amir Jahangiri , Xiao Han , Dmitry Lesovoy , Tatiana Agback , Peter Agback , Adnane Achour , Vladislav Orekhov