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There has been an arising trend of adopting deep learning methods to study partial differential equations (PDEs). In this paper, we introduce a deep recurrent framework for solving time-dependent PDEs without generating large scale data…

Numerical Analysis · Mathematics 2021-04-21 Cheng Chang , Liu Liu , Tieyong Zeng

Cancer detection and prognosis relies heavily on medical imaging, particularly CT and PET scans. Deep Neural Networks (DNNs) have shown promise in tumor segmentation by fusing information from these modalities. However, a critical…

Computer Vision and Pattern Recognition · Computer Science 2025-04-21 Numan Saeed , Shahad Hardan , Muhammad Ridzuan , Nada Saadi , Karthik Nandakumar , Mohammad Yaqub

Inspired by the success of deep learning techniques in the physical and chemical sciences, we apply a modification of an autoencoder type deep neural network to the task of dimension reduction of molecular dynamics data. We can show that…

Machine Learning · Statistics 2018-04-04 Christoph Wehmeyer , Frank Noé

High-energy physics experiments require fast and efficient methods for reconstructing the tracks of charged particles. The commonly used algorithms are sequential, and the required CPU power increases rapidly with the number of tracks.…

High Energy Physics - Experiment · Physics 2023-12-06 Marcin Kucharczyk , Marcin Wolter

Medical image reconstruction from measurement data is a vital but challenging inverse problem. Deep learning approaches have achieved promising results, but often requires paired measurement and high-quality images, which is typically…

Image and Video Processing · Electrical Eng. & Systems 2025-11-19 Taoran Zheng , Yan Yang , Xing Li , Xiang Gu , Jian Sun , Zongben Xu

Tensor decomposition is an important tool for multiway data analysis. In practice, the data is often sparse yet associated with rich temporal information. Existing methods, however, often under-use the time information and ignore the…

Machine Learning · Computer Science 2023-10-31 Zheng Wang , Shikai Fang , Shibo Li , Shandian Zhe

Network embedding is an effective method to learn low-dimensional representations of nodes, which can be applied to various real-life applications such as visualization, node classification, and link prediction. Although significant…

Machine Learning · Computer Science 2020-03-31 Shixun Huang , Zhifeng Bao , Guoliang Li , Yanghao Zhou , J. Shane Culpepper

Purpose: The radial k-space trajectory is a well-established sampling trajectory used in conjunction with magnetic resonance imaging. However, the radial k-space trajectory requires a large number of radial lines for high-resolution…

Computer Vision and Pattern Recognition · Computer Science 2018-01-10 Yo Seob Han , Jaejun Yoo , Jong Chul Ye

Deep learning based computed tomography (CT) reconstruction has demonstrated outstanding performance on simulated 2D low-dose CT data. This applies in particular to domain adapted neural networks, which incorporate a handcrafted physics…

Image and Video Processing · Electrical Eng. & Systems 2023-11-30 Jevgenija Rudzusika , Buda Bajić , Thomas Koehler , Ozan Öktem

Inverse problems in imaging are typically ill-posed and are usually solved by employing regularized optimization techniques. The usage of appropriate constraints can restrict the solution space, thus making it feasible for a reconstruction…

Image and Video Processing · Electrical Eng. & Systems 2025-11-14 Jasleen Birdi , Tamal Majumder , Debanjan Halder , Muskan Kularia , Kedar Khare

Modeling nonlinear spatiotemporal dynamical systems has primarily relied on partial differential equations (PDEs). However, the explicit formulation of PDEs for many underexplored processes, such as climate systems, biochemical reaction and…

Machine Learning · Computer Science 2023-05-23 Chengping Rao , Hao Sun , Yang Liu

Reasoning in a temporal knowledge graph (TKG) is a critical task for information retrieval and semantic search. It is particularly challenging when the TKG is updated frequently. The model has to adapt to changes in the TKG for efficient…

Artificial Intelligence · Computer Science 2021-05-11 Jiapeng Wu , Yishi Xu , Yingxue Zhang , Chen Ma , Mark Coates , Jackie Chi Kit Cheung

This paper introduces a two-phase deep feature engineering framework for efficient learning of semantics enhanced joint embedding, which clearly separates the deep feature engineering in data preprocessing from training the text-image joint…

Computer Vision and Pattern Recognition · Computer Science 2021-10-25 Zhongwei Xie , Ling Liu , Yanzhao Wu , Luo Zhong , Lin Li

As deep learning gains popularity in modelling dynamical systems, we expose an underappreciated misunderstanding relevant to modelling dynamics on networks. Strongly influenced by graph neural networks, latent vertex embeddings are…

Machine Learning · Computer Science 2023-05-23 Bing Liu , Wei Luo , Gang Li , Jing Huang , Bo Yang

Track reconstruction is a vital aspect of High-Energy Physics (HEP) and plays a critical role in major experiments. In this study, we delve into unexplored avenues for particle track reconstruction and hit clustering. Firstly, we enhance…

Inductive representation learning on temporal heterogeneous graphs is crucial for scalable deep learning on heterogeneous information networks (HINs) which are time-varying, such as citation networks. However, most existing approaches are…

Machine Learning · Computer Science 2024-05-15 Chenglin Li , Yuanzhen Xie , Chenyun Yu , Lei Cheng , Bo Hu , Zang Li , Di Niu

Effectively modeling time information and incorporating it into applications or models involving chronologically occurring events is crucial. Real-world scenarios often involve diverse and complex time patterns, which pose significant…

Machine Learning · Computer Science 2025-05-15 Xi Chen , Yateng Tang , Jiarong Xu , Jiawei Zhang , Siwei Zhang , Sijia Peng , Xuehao Zheng , Yun Xiong

Deep learning advancements have revolutionized scalable classification in many domains including computer vision. However, when it comes to wearable-based classification and domain adaptation, existing computer vision-based deep learning…

Computer Vision and Pattern Recognition · Computer Science 2023-07-04 Yidong Zhu , Md Mahmudur Rahman , Mohammad Arif Ul Alam

Data-driven models have demonstrated state-of-the-art performance in inferring the temporal ordering of events in text. However, these models often overlook explicit temporal signals, such as dates and time windows. Rule-based methods can…

Computation and Language · Computer Science 2019-06-21 Tanya Goyal , Greg Durrett

Information networks are ubiquitous and are ideal for modeling relational data. Networks being sparse and irregular, network embedding algorithms have caught the attention of many researchers, who came up with numerous embeddings algorithms…

Machine Learning · Computer Science 2020-09-25 Junshan Wang , Yilun Jin , Guojie Song , Xiaojun Ma