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For economic and efficiency reasons, blended acquisition of seismic data is becoming more and more commonplace. Seismic deblending methods are always computationally demanding and normally consist of multiple processing steps. Besides, the…

Node classification using Graph Neural Networks (GNNs) has been widely applied in various practical scenarios, such as predicting user interests and detecting communities in social networks. However, recent studies have shown that…

Machine Learning · Computer Science 2024-08-14 Shuqi He , Jun Zhuang , Ding Wang , Jun Song

Seismic coherent noise is often found in post-stack seismic data, which contaminates the resolution and integrity of seismic images. It is difficult to remove the coherent noise since the features of coherent noise, e.g., frequency, is…

Geophysics · Physics 2023-05-17 Xiao Ma , Gang Yao , Sanyi Yuan , Feng Zhang , Di Wu

Spatial correlations between different ground objects are an important feature of mining land cover research. Graph Convolutional Networks (GCNs) can effectively capture such spatial feature representations and have demonstrated promising…

Computer Vision and Pattern Recognition · Computer Science 2024-04-02 Renxiang Guan , Zihao Li , Chujia Song , Guo Yu , Xianju Li , Ruyi Feng

Differentially private stochastic gradient descent (DP-SGD) is the gold standard for training machine learning models with formal differential privacy guarantees. Several recent extensions improve its accuracy by introducing correlated…

Machine Learning · Computer Science 2026-05-13 Nikita P. Kalinin , Ryan McKenna , Rasmus Pagh , Christoph H. Lampert

Distantly supervised named entity recognition (DS-NER) efficiently reduces labor costs but meanwhile intrinsically suffers from the label noise due to the strong assumption of distant supervision. Typically, the wrongly labeled instances…

Computation and Language · Computer Science 2023-02-16 Xinghua Zhang , Bowen Yu , Tingwen Liu , Zhenyu Zhang , Jiawei Sheng , Mengge Xue , Hongbo Xu

Graph clustering discovers groups or communities within networks. Deep learning methods such as autoencoders (AE) extract effective clustering and downstream representations but cannot incorporate rich structural information. While Graph…

Machine Learning · Computer Science 2022-04-28 Gayan K. Kulatilleke , Marius Portmann , Shekhar S. Chandra

Coherent imaging systems like synthetic aperture radar are susceptible to multiplicative noise that makes applications like automatic target recognition challenging. In this paper, NeighCNN, a deep learning-based speckle reduction algorithm…

Image and Video Processing · Electrical Eng. & Systems 2021-08-27 Praveen Ravirathinam , Darshan Agrawal , J. Jennifer Ranjani

Recently, convolutional neural networks (CNNs) have been widely used in image denoising. Existing methods benefited from residual learning and achieved high performance. Much research has been paid attention to optimizing the network…

Computer Vision and Pattern Recognition · Computer Science 2022-09-15 Jiahong Zhang , Yonggui Zhu , Wenshu Yu , Jingning Ma

Single Image Super Resolution (SISR) techniques based on Super Resolution Convolutional Neural Networks (SRCNN) are applied to micro-computed tomography ({\mu}CT) images of sandstone and carbonate rocks. Digital rock imaging is limited by…

Computer Vision and Pattern Recognition · Computer Science 2019-07-17 Ying Da Wang , Ryan Armstrong , Peyman Mostaghimi

Data parallelism has become a dominant method to scale Deep Neural Network (DNN) training across multiple nodes. Since synchronizing a large number of gradients of the local model can be a bottleneck for large-scale distributed training,…

Distributed, Parallel, and Cluster Computing · Computer Science 2019-07-23 Jiarui Fang , Haohuan Fu , Guangwen Yang , Cho-Jui Hsieh

In Deep Learning, Stochastic Gradient Descent (SGD) is usually selected as a training method because of its efficiency; however, recently, a problem in SGD gains research interest: sharp minima in Deep Neural Networks (DNNs) have poor…

Machine Learning · Computer Science 2018-12-04 Wei Wen , Yandan Wang , Feng Yan , Cong Xu , Chunpeng Wu , Yiran Chen , Hai Li

Learning with noisy labels (LNL) has been extensively studied, with existing approaches typically following a framework that alternates between clean sample selection and semi-supervised learning (SSL). However, this approach has a…

Computer Vision and Pattern Recognition · Computer Science 2023-10-25 Qing Miao , Xiaohe Wu , Chao Xu , Yanli Ji , Wangmeng Zuo , Yiwen Guo , Zhaopeng Meng

In unsupervised person Re-ID, peer-teaching strategy leveraging two networks to facilitate training has been proven to be an effective method to deal with the pseudo label noise. However, training two networks with a set of noisy pseudo…

Computer Vision and Pattern Recognition · Computer Science 2022-10-10 Zeqi Chen , Zhichao Cui , Chi Zhang , Jiahuan Zhou , Yuehu Liu

3D decomposition/segmentation still remains a challenge as large-scale 3D annotated data is not readily available. Contemporary approaches typically leverage 2D machine-generated segments, integrating them for 3D consistency. While the…

Computer Vision and Pattern Recognition · Computer Science 2024-03-22 Tianhao Wu , Chuanxia Zheng , Tat-Jen Cham , Qianyi Wu

Recently, convolutional neural network (CNN)-based methods are proposed for hyperspectral images (HSIs) denoising. Among them, unsupervised methods such as the deep image prior (DIP) have received much attention because these methods do not…

Computer Vision and Pattern Recognition · Computer Science 2021-06-11 Yi-Si Luo , Xi-Le Zhao , Tai-Xiang Jiang , Yu-Bang Zheng , Yi Chang

Clustering is a fundamental task in data analysis. Recently, deep clustering, which derives inspiration primarily from deep learning approaches, achieves state-of-the-art performance and has attracted considerable attention. Current deep…

Machine Learning · Computer Science 2020-02-13 Deyu Bo , Xiao Wang , Chuan Shi , Meiqi Zhu , Emiao Lu , Peng Cui

Popular methods usually use a degradation model in a supervised way to learn a watermark removal model. However, it is true that reference images are difficult to obtain in the real world, as well as collected images by cameras suffer from…

Computer Vision and Pattern Recognition · Computer Science 2024-03-05 Chunwei Tian , Menghua Zheng , Bo Li , Yanning Zhang , Shichao Zhang , David Zhang

In recent years, there has been an unprecedented upsurge in applying deep learning approaches, specifically convolutional neural networks (CNNs), to solve image denoising problems, owing to their superior performance. However, CNNs mostly…

Computer Vision and Pattern Recognition · Computer Science 2024-01-29 Ahmad Ali Rafiee , Mahmoud Farhang

With the continuous development of speech recognition technology, speaker verification (SV) has become an important method for identity authentication. Traditional SV methods rely on handcrafted feature extraction, while deep learning has…

Sound · Computer Science 2025-09-05 Zhaorui Sun , Yihao Chen , Jialong Wang , Minqiang Xu , Lei Fang , Sian Fang , Lin Liu