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In recent years, deep learning has dominated progress in the field of medical image analysis. We find however, that the ability of current deep learning approaches to represent the complex geometric structures of many medical images is…

Computer Vision and Pattern Recognition · Computer Science 2020-12-09 Xuan Gong , Xin Xia , Wentao Zhu , Baochang Zhang , David Doermann , Lian Zhuo

Automated segmentation of structural defects from visual inspection imagery remains challenging due to the diversity of damage types, extreme class imbalance, and the need for precise boundary delineation. This paper presents DeltaSeg, a…

Computer Vision and Pattern Recognition · Computer Science 2026-04-22 Enrique Hernandez Noguera , Md Meftahul Ferdaus , Elias Ioup , Mahdi Abdelguerfi

Fluid antenna systems (FAS) offer remarkable spatial flexibility but face significant challenges in acquiring high-resolution channel state information (CSI), leading to considerable overhead. To address this issue, we propose CANet, a…

Signal Processing · Electrical Eng. & Systems 2026-01-28 Yanliang Jin , Runze Yu , Yuan Gao , Shengli Liu , Xiaoli Chu , Kai-Kit Wong , Chan-Byoung Chae

Despite achieving satisfactory performance in speaker verification using deep neural networks, variable-duration utterances remain a challenge that threatens the robustness of systems. To deal with this issue, we propose a speaker…

Audio and Speech Processing · Electrical Eng. & Systems 2022-06-28 Ju-ho Kim , Hye-jin Shim , Jungwoo Heo , Ha-Jin Yu

Noise-robust speaker verification leverages joint learning of speech enhancement (SE) and speaker verification (SV) to improve robustness. However, prevailing approaches rely on implicit noise suppression, which struggles to separate noise…

Audio and Speech Processing · Electrical Eng. & Systems 2025-08-12 Minu Kim , Kangwook Jang , Hoirin Kim

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

Extensive research works demonstrate that the attention mechanism in convolutional neural networks (CNNs) effectively improves accuracy. Nevertheless, few works design attention mechanisms using large receptive fields. In this work, we…

Computer Vision and Pattern Recognition · Computer Science 2023-06-21 Chun Bao , Jie Cao , Yaqian Ning , Yang Cheng , Qun Hao

Skeleton-based action recognition has achieved remarkable results in human action recognition with the development of graph convolutional networks (GCNs). However, the recent works tend to construct complex learning mechanisms with…

Computer Vision and Pattern Recognition · Computer Science 2025-09-15 Dongjingdin Liu , Pengpeng Chen , Miao Yao , Yijing Lu , Zijie Cai , Yuxin Tian

In recent years, deep learning methods have been successfully applied to image classification tasks. Many such deep neural networks exist today that can easily differentiate cats from dogs. One such model is the ResNeXt model that uses a…

Computer Vision and Pattern Recognition · Computer Science 2018-05-23 Saifuddin Hitawala

Accurately interpreting cardiac auscultation signals plays a crucial role in diagnosing and managing cardiovascular diseases. However, the paucity of labelled data inhibits classification models' training. Researchers have turned to…

Sound · Computer Science 2025-06-18 Leigh Abbott , Milan Marocchi , Matthew Fynn , Yue Rong , Sven Nordholm

In an era of escalating climate change, urban flooding has emerged as a critical challenge for sustainable cities, threatening lives, infrastructure, and ecosystems. Traditional flood detection methods are constrained by their reliance on…

Computer Vision and Pattern Recognition · Computer Science 2025-09-11 Shahid Shafi Dar , Bharat Kaurav , Arnav Jain , Chandravardhan Singh Raghaw , Mohammad Zia Ur Rehman , Nagendra Kumar

Recently, many convolutional neural network (CNN) methods have been designed for hyperspectral image (HSI) classification since CNNs are able to produce good representations of data, which greatly benefits from a huge number of parameters.…

Image and Video Processing · Electrical Eng. & Systems 2020-02-25 Chenying Liu , Jun Li , Lin He , Antonio J. Plaza , Shutao Li , Bo Li

In this paper, we present a novel neural architecture for channel estimation (CE) in 5G and beyond, the Recurrent Equivariant UERS Estimation Network (ReQuestNet). It incorporates several practical considerations in wireless communication…

Signal Processing · Electrical Eng. & Systems 2025-08-13 Kumar Pratik , Pouriya Sadeghi , Gabriele Cesa , Sanaz Barghi , Joseph B. Soriaga , Yuanning Yu , Supratik Bhattacharjee , Arash Behboodi

Recent advancements in cabled ocean observatories have increased the quality and prevalence of underwater videos; this data enables the extraction of high-level biologically relevant information such as species' behaviours. Despite this…

Computer Vision and Pattern Recognition · Computer Science 2022-11-21 Declan McIntosh , Tunai Porto Marques , Alexandra Branzan Albu , Rodney Rountree , Fabio De Leo

This paper presents AquaSignal, a modular and scalable pipeline for preprocessing, denoising, classification, and novelty detection of underwater acoustic signals. Designed to operate effectively in noisy and dynamic marine environments,…

Sound · Computer Science 2025-05-21 Eirini Panteli , Paulo E. Santos , Nabil Humphrey

The use of convolutional neural networks (CNNs) in seismic interpretation tasks, like facies classification, has garnered a lot of attention for its high accuracy. However, its drawback is usually poor generalization when trained with…

Geophysics · Physics 2023-08-11 Fu Wang , Tariq Alkhalifah

Semantic segmentation is a critical tool in computer vision, applied in various domains like autonomous driving and medical imaging. This study focuses on aircraft contrail detection in global satellite images to improve contrail models and…

Computer Vision and Pattern Recognition · Computer Science 2023-10-10 Zhenkuan Wang

We propose a novel deep neural network architecture for speech recognition that explicitly employs knowledge of the background environmental noise within a deep neural network acoustic model. A deep neural network is used to predict the…

Computation and Language · Computer Science 2016-10-03 Suyoun Kim , Bhiksha Raj , Ian Lane

Many current deep learning approaches make extensive use of backbone networks pre-trained on large datasets like ImageNet, which are then fine-tuned to perform a certain task. In remote sensing, the lack of comparable large annotated…

Computer Vision and Pattern Recognition · Computer Science 2024-08-22 Konrad Heidler , Lichao Mou , Di Hu , Pu Jin , Guangyao Li , Chuang Gan , Ji-Rong Wen , Xiao Xiang Zhu

Underwater acoustic target recognition is an intractable task due to the complex acoustic source characteristics and sound propagation patterns. Limited by insufficient data and narrow information perspective, recognition models based on…

Sound · Computer Science 2024-02-20 Yuan Xie , Jiawei Ren , Ji Xu