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Utilizing physics-informed neural networks (PINN) to solve partial differential equations (PDEs) becomes a hot issue and also shows its great powers, but still suffers from the dilemmas of limited predicted accuracy in the sampling domain…

机器学习 · 计算机科学 2025-04-08 Zhi-Yong Zhang , Jie-Ying Li , Lei-Lei Guo

Improving the performance of semantic segmentation models using multispectral information is crucial, especially for environments with low-light and adverse conditions. Multi-modal fusion techniques pursue either the learning of…

计算机视觉与模式识别 · 计算机科学 2023-12-06 Aniruddh Sikdar , Jayant Teotia , Suresh Sundaram

We introduce a new approach for generating sequences of implied volatility (IV) surfaces across multiple assets that is faithful to historical prices. We do so using a combination of functional data analysis and neural stochastic…

计算金融 · 定量金融 2023-12-27 Vedant Choudhary , Sebastian Jaimungal , Maxime Bergeron

This work investigates different sufficient and necessary criteria for hyperelastic, isotropic polyconvex material models, focusing on neural network implementations for compressible and incompressible materials. Furthermore, the…

计算工程、金融与科学 · 计算机科学 2026-04-14 Gian-Luca Geuken , Patrick Kurzeja , David Wiedemann , Martin Zlatić , Marko Čanađija , Jörn Mosler

Integro-differential equations arise in a wide range of applications, including transport, kinetic theory, radiative transfer, and multiphysics modeling, where nonlocal integral operators couple the solution across phase space. Such…

数值分析 · 数学 2026-04-16 Haoning Dang , Fei Wang , Yifan Chen , Zhouyu Liu , Dong Liu , Hongchun Wu

Implicit Neural Representations (INRs) have emerged and shown their benefits over discrete representations in recent years. However, fitting an INR to the given observations usually requires optimization with gradient descent from scratch,…

机器学习 · 计算机科学 2022-08-08 Yinbo Chen , Xiaolong Wang

The free energy of a system is central to many material models. Although free energy data is not generally found directly, its derivatives can be observed or calculated. In this work, we present an Integrable Deep Neural Network (IDNN) that…

材料科学 · 物理学 2019-06-26 G. H. Teichert , A. R. Natarajan , A. Van der Ven , K. Garikipati

This paper introduces the Univariate Gaussian Mixture Model Neural Network (uGMM-NN), a novel neural architecture that embeds probabilistic reasoning directly into the computational units of deep networks. Unlike traditional neurons, which…

机器学习 · 计算机科学 2026-01-05 Zakeria Sharif Ali

Deep learning has been extensively employed as a powerful function approximator for modeling physics-based problems described by partial differential equations (PDEs). Despite their popularity, standard deep learning models often demand…

计算工程、金融与科学 · 计算机科学 2025-10-28 Jiachen Guo , Xiaoyu Xie , Chanwook Park , Hantao Zhang , Matthew Politis , Gino Domel , Thomas J. R. Hughes , Wing Kam Liu

In-Context derived Vector (ICV) methods extract task-relevant representations from large language models (LLMs) and reinject them during inference, achieving comparable performance to few-shot In-Context Learning (ICL) without repeated…

计算与语言 · 计算机科学 2025-10-13 Wang Cai , Hsiu-Yuan Huang , Zhixiang Wang , Yunfang Wu

Multimodal learning has been lacking principled ways of combining information from different modalities and learning a low-dimensional manifold of meaningful representations. We study multimodal learning and sensor fusion from a latent…

机器学习 · 计算机科学 2019-04-24 Lijiang Guo

Implicit Neural Representations (INRs) encoding continuous multi-media data via multi-layer perceptrons has shown undebatable promise in various computer vision tasks. Despite many successful applications, editing and processing an INR…

计算机视觉与模式识别 · 计算机科学 2022-12-16 Dejia Xu , Peihao Wang , Yifan Jiang , Zhiwen Fan , Zhangyang Wang

Deep neural networks (DNNs) have become powerful tools for modeling complex data structures through sequentially integrating simple functions in each hidden layer. In survival analysis, recent advances of DNNs primarily focus on enhancing…

机器学习 · 统计学 2025-03-26 Changhui Yuan , Shishun Zhao , Shuwei Li , Xinyuan Song , Zhao Chen

Spiking Neural Networks (SNNs) offer a promising energy-efficient alternative to Artificial Neural Networks (ANNs) by utilizing sparse and asynchronous processing through discrete spike-based computation. However, the performance of deep…

神经与进化计算 · 计算机科学 2025-10-10 Eric Jahns , Davi Moreno , Michel A. Kinsy

Classical ReLU-based Input Convex Neural Networks (ICNNs) are equivalent to the optimal value functions of Linear Programming (LP). This intrinsic structural equivalence restricts their representational capacity to piecewise-linear…

机器学习 · 计算机科学 2026-05-06 Kang Liu , Jianchen Hu , Wei Peng

The extreme learning machine (ELM) method can yield highly accurate solutions to linear/nonlinear partial differential equations (PDEs), but requires the last hidden layer of the neural network to be wide to achieve a high accuracy. If the…

数值分析 · 数学 2022-05-17 Naxian Ni , Suchuan Dong

Deep Neural Networks (DNN) have been successful in en- hancing noisy speech signals. Enhancement is achieved by learning a nonlinear mapping function from the features of the corrupted speech signal to that of the reference clean speech…

机器学习 · 计算机科学 2016-06-16 Zhenzhou Wu , Sunil Sivadas , Yong Kiam Tan , Ma Bin , Rick Siow Mong Goh

Deep learning based methods hold state-of-the-art results in image denoising, but remain difficult to interpret due to their construction from poorly understood building blocks such as batch-normalization, residual learning, and feature…

图像与视频处理 · 电气工程与系统科学 2021-03-09 Nikola Janjušević , Amirhossein Khalilian-Gourtani , Yao Wang

We propose a simple, but efficient and accurate machine learning (ML) model for developing high-dimensional potential energy surface. This so-called embedded atom neural network (EANN) approach is inspired by the well-known empirical…

化学物理 · 物理学 2019-10-23 Yaolong Zhang , Ce Hu , Bin Jiang

We propose a complex-valued neural-network (CV-NN) framework to optimally configure stacked intelligent surfaces (SIS) in next-generation multi-antenna systems. Unlike conventional solutions that separately tune analog metasurface phases or…

信息论 · 计算机科学 2025-09-09 Abdullah Zayat , Omran Abbas , Loic Markley , Anas Chaaban