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This paper investigates the problem of inertial navigation system (INS) filter design through the lens of symmetry. The extended Kalman filter (EKF) and its variants have been the staple of INS filtering for 50 years. However, recent…

Robotics · Computer Science 2025-06-05 Alessandro Fornasier , Yixiao Ge , Pieter van Goor , Robert Mahony , Stephan Weiss

This work presents a new approach for detection and exclusion (or de-weighting) of pseudo-range measurements from the Global Navigation Satellite System (GNSS) in order to improve the accuracy of single-epoch positioning, which is an…

Signal Processing · Electrical Eng. & Systems 2023-06-12 Ibrahim Sbeity , Christophe Villien , Christophe Combettes , Benoît Denis , E Veronica Belmega , Marwa Chafii

The ability of convolutional neural networks (CNNs) to recognize objects regardless of their position in the image is due to the translation-equivariance of the convolutional operation. Group-equivariant CNNs transfer this equivariance to…

Computer Vision and Pattern Recognition · Computer Science 2023-04-13 Thomas Wimmer , Vladimir Golkov , Hoai Nam Dang , Moritz Zaiss , Andreas Maier , Daniel Cremers

Sea Surface Temperature (SST) reconstructions from satellite images affected by cloud gaps have been extensively documented in the past three decades. Here we describe several Machine Learning models to fill the cloud-occluded areas…

Computer Vision and Pattern Recognition · Computer Science 2025-05-08 Andrea Asperti , Ali Aydogdu , Angelo Greco , Fabio Merizzi , Pietro Miraglio , Beniamino Tartufoli , Alessandro Testa , Nadia Pinardi , Paolo Oddo

Implicit neural representation (INR) has recently emerged as a promising paradigm for signal representations, which takes coordinates as inputs and generates corresponding signal values. Since these coordinates contain no semantic features,…

Computer Vision and Pattern Recognition · Computer Science 2024-06-07 Zhicheng Cai , Qiu Shen

Deep learning has achieved remarkable success in jet classification tasks, yet a key challenge remains: understanding what these models learn and how their features relate to known QCD observables. Improving interpretability is essential…

High Energy Physics - Phenomenology · Physics 2026-03-31 Partha Konar , Vishal S. Ngairangbam , Michael Spannowsky , Deepanshu Srivastava

Location knowledge in indoor environment using Indoor Positioning Systems (IPS) has become very useful and popular in recent years. Indoor wireless localization suffers from severe multi-path fading and non-line-of-sight conditions. This…

Systems and Control · Electrical Eng. & Systems 2023-09-26 Gang Wang , Zuxuan Zhang

Physics-informed neural networks (PINNs) have emerged as a transformative framework for addressing operator learning and inverse problems involving the Korteweg-de Vries (KdV) equation for internal solitary waves. By integrating physical…

Fluid Dynamics · Physics 2025-06-18 Ming Kang , Hang Li , Qiwen Tan , Zhan Wang , Ruipeng Li , Junfang Zhao , Hui Xiang , Dixia Fan

In the last decade, much work in atmospheric science has focused on spatial verification (SV) methods for gridded prediction, which overcome serious disadvantages of pixelwise verification. However, neural networks (NN) in atmospheric…

Machine Learning · Computer Science 2022-12-08 Ryan Lagerquist , Imme Ebert-Uphoff

In this work, we apply Convolutional Neural Networks (CNNs) to detect gravitational wave (GW) signals of compact binary coalescences, using single-interferometer data from LIGO detectors. As novel contribution, we adopted a resampling…

Instrumentation and Methods for Astrophysics · Physics 2020-09-10 Manuel D. Morales , Javier M. Antelis , Claudia Moreno , Alexander I. Nesterov

Monocular Depth and Surface Normals Estimation (MDSNE) is crucial for tasks such as 3D reconstruction, autonomous navigation, and underwater exploration. Current methods rely either on discriminative models, which struggle with transparent…

Computer Vision and Pattern Recognition · Computer Science 2025-07-15 Alzayat Saleh , Melanie Olsen , Bouchra Senadji , Mostafa Rahimi Azghadi

Convolutional Neural Networks (CNNs) are the predominant model used for a variety of medical image analysis tasks. At inference time, these models are computationally intensive, especially with volumetric data. In principle, it is possible…

Computer Vision and Pattern Recognition · Computer Science 2023-06-30 Jose Javier Gonzalez Ortiz , John Guttag , Adrian Dalca

Accurate marine wind forecasts are essential for safe navigation, ship routing, and energy operations, yet they remain challenging because observations over the ocean are sparse, heterogeneous, and temporally variable. We reformulate wind…

Machine Learning · Computer Science 2025-12-04 Matteo Peduto , Qidong Yang , Jonathan Giezendanner , Devis Tuia , Sherrie Wang

Extracting subsurface velocity information from seismic data is mainly an undetermined problem that requires injecting a priori information to constrain the inversion process. Machine learning has offered a platform to do so through the…

Geophysics · Physics 2025-10-03 Xiao Ma , Shaowen Wang , Tariq Alkhalifah

Implicit neural representations have recently demonstrated promising potential in arbitrary-scale Super-Resolution (SR) of images. Most existing methods predict the pixel in the SR image based on the queried coordinate and ensemble nearby…

Computer Vision and Pattern Recognition · Computer Science 2024-11-12 Minghong Duan , Linhao Qu , Shaolei Liu , Manning Wang

Underwater Image Enhancement (UIE) is essential for robust visual perception in marine applications. However, existing methods predominantly rely on uniform mapping tailored to average dataset distributions, leading to over-processing…

Computer Vision and Pattern Recognition · Computer Science 2026-04-15 Hang Xu , Chen Long , Bing Wang , Hao Chen , Zhen Dong

Non-cooperative communications using non-orthogonal multicarrier signals are challenging since self-created inter carrier interference (ICI) exists, which would prevent successful signal classification. Deep learning (DL) can deal with the…

Signal Processing · Electrical Eng. & Systems 2020-06-23 Tongyang Xu , Izzat Darwazeh

Low-frequency data are essential to constrain the low-wavenumber model components in seismic full-waveform inversion (FWI). However, due to acquisition limitations and ambient noise it is often unavailable. Deep learning (DL) can learn to…

Machine learning and data processing techniques relying on covariance information are widespread as they identify meaningful patterns in unsupervised and unlabeled settings. As a prominent example, Principal Component Analysis (PCA)…

Machine Learning · Computer Science 2025-12-04 Andrea Cavallo , Ayushman Raghuvanshi , Sundeep Prabhakar Chepuri , Elvin Isufi

Incorporating symmetries can lead to highly data-efficient and generalizable models by defining equivalence classes of data samples related by transformations. However, characterizing how transformations act on input data is often…

Machine Learning · Computer Science 2022-07-04 Jung Yeon Park , Ondrej Biza , Linfeng Zhao , Jan Willem van de Meent , Robin Walters
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