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Insufficient prior knowledge of a captured hyperspectral image (HSI) scene may lead the experts or the automatic labeling systems to offer incorrect labels or ambiguous labels (i.e., assigning each training sample to a group of candidate…

Computer Vision and Pattern Recognition · Computer Science 2024-05-28 Shujun Yang , Yu Zhang , Yao Ding , Danfeng Hong

Hyperspectral imaging (HI) has emerged as a powerful tool in diverse fields such as medical diagnosis, industrial inspection, and agriculture, owing to its ability to detect subtle differences in physical properties through high spectral…

Image and Video Processing · Electrical Eng. & Systems 2023-05-09 Haijin Zeng , Jiezhang Cao , Kai Feng , Shaoguang Huang , Hongyan Zhang , Hiep Luong , Wilfried Philips

Multimodal hearing aids (HAs) aim to deliver more intelligible audio in noisy environments by contextually sensing and processing data in the form of not only audio but also visual information (e.g. lip reading). Machine learning techniques…

Image-level weakly-supervised semantic segmentation (WSSS) reduces the usually vast data annotation cost by surrogate segmentation masks during training. The typical approach involves training an image classification network using global…

Computer Vision and Pattern Recognition · Computer Science 2024-06-10 Arvi Jonnarth , Yushan Zhang , Michael Felsberg

Mitigating the detrimental effects of noisy labels on the training process has become increasingly critical, as obtaining entirely clean or human-annotated samples for large-scale pre-training tasks is often impractical. Nonetheless,…

Computer Vision and Pattern Recognition · Computer Science 2026-01-16 Hao Li , Jiayang Gu , Jingkuan Song , An Zhang , Lianli Gao

Deep learning has become increasingly important in remote sensing image classification due to its ability to extract semantic information from complex data. Classification tasks often include predefined label hierarchies that represent the…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Giulio Weikmann , Gianmarco Perantoni , Lorenzo Bruzzone

Sparse modeling is a powerful framework for data analysis and processing. Traditionally, encoding in this framework is performed by solving an L1-regularized linear regression problem, commonly referred to as Lasso or Basis Pursuit. In this…

Machine Learning · Statistics 2015-05-19 Pablo Sprechmann , Ignacio Ramírez , Guillermo Sapiro , Yonina Eldar

The long acquisition time has limited the accessibility of magnetic resonance imaging (MRI) because it leads to patient discomfort and motion artifacts. Although several MRI techniques have been proposed to reduce the acquisition time,…

Image and Video Processing · Electrical Eng. & Systems 2023-02-22 Zhifan Gao , Yifeng Guo , Jiajing Zhang , Tieyong Zeng , Guang Yang

Corrupted labels and class imbalance are commonly encountered in practically collected training data, which easily leads to over-fitting of deep neural networks (DNNs). Existing approaches alleviate these issues by adopting a sample…

Machine Learning · Computer Science 2022-01-05 Shenwang Jiang , Jianan Li , Ying Wang , Bo Huang , Zhang Zhang , Tingfa Xu

In e-commerce ranking, implicit user feedback is systematically confounded by Position Bias -- the strong propensity of users to interact with top-ranked items regardless of relevance. While Deep Learning architectures (e.g., Two-Tower…

Information Retrieval · Computer Science 2026-02-03 Vipul Dinesh Pawar

Learning systems deployed in nonstationary and safety-critical environments often suffer from instability, slow convergence, or brittle adaptation when learning dynamics evolve over time. While modern optimization, reinforcement learning,…

Machine Learning · Computer Science 2026-01-05 Akash Samanta , Sheldon Williamson

This paper develops a novel encoder-decoder deep network architecture which exploits the several contextual frames of 2D+t sequential images in a sliding window centered at current frame to segment 2D vessel masks from the current frame.…

Computer Vision and Pattern Recognition · Computer Science 2021-02-11 Dongdong Hao , Song Ding , Linwei Qiu , Yisong Lv , Baowei Fei , Yueqi Zhu , Binjie Qin

The capability of the traditional semi-supervised learning (SSL) methods is far from real-world application due to severely biased pseudo-labels caused by (1) class imbalance and (2) class distribution mismatch between labeled and unlabeled…

Computer Vision and Pattern Recognition · Computer Science 2022-06-03 Youngtaek Oh , Dong-Jin Kim , In So Kweon

Panoramic image processing is essential for omni-context perception, yet faces constraints like distortions, perspective occlusions, and limited annotations. Previous unsupervised domain adaptation methods transfer knowledge from labeled…

Computer Vision and Pattern Recognition · Computer Science 2025-07-29 Yihong Cao , Jiaming Zhang , Xu Zheng , Hao Shi , Kunyu Peng , Hang Liu , Kailun Yang , Hui Zhang

Sonar-based indoor mapping systems have been widely employed in robotics for several decades. While such systems are still the mainstream in underwater and pipe inspection settings, the vulnerability to noise reduced, over time, their…

Robotics · Computer Science 2024-09-19 Usama Saqib , Letizia Marchegiani , Jesper Rindom Jensen

Marine seismic interference noise occurs when energy from nearby marine seismic source vessels is recorded during a seismic survey. Such noise tends to be well preserved over large distances and cause coherent artifacts in the recorded…

Fast and precise beam alignment is crucial for high-quality data transmission in millimeter-wave (mmWave) communication systems, where large-scale antenna arrays are utilized to overcome the severe propagation loss. To tackle the…

Signal Processing · Electrical Eng. & Systems 2023-08-24 Junyi Yang , Weifeng Zhu , Meixia Tao , Shu Sun

The selective fixed-filter strategy is popular in industrial applications involving active noise control (ANC) technology, which circumvents the time-consuming online learning process by selecting the best-matched pre-trained control…

Signal Processing · Electrical Eng. & Systems 2025-04-29 Y. Xiao , M. Liu , D. Wei , L. Jian

Oil spill detection has attracted increasing attention in recent years since marine oil spill accidents severely affect environments, natural resources, and the lives of coastal inhabitants. Hyperspectral remote sensing images provide rich…

Computer Vision and Pattern Recognition · Computer Science 2023-07-19 Puhong Duan , Xudong Kang , Pedram Ghamisi

Hybrid analog-digital (HAD) architecture is widely adopted in practical millimeter wave (mmWave) massive multiple-input multiple-output (MIMO) systems to reduce hardware cost and energy consumption. However, channel estimation in the…

Information Theory · Computer Science 2022-05-12 Jiabao Gao , Caijun Zhong , Geoffrey Ye Li , Joseph B. Soriaga , Arash Behboodi