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Automated medical diagnosis through image-based neural networks has increased in popularity and matured over years. Nevertheless, it is confined by the scarcity of medical images and the expensive labor annotation costs. Self-Supervised…

Computer Vision and Pattern Recognition · Computer Science 2024-04-17 Luffina C. Huang , Darren J. Chiu , Manish Mehta

Recently, hyperspectral imaging (HSI) has attracted increasing research attention, especially for the ones based on a coded aperture snapshot spectral imaging (CASSI) system. Existing deep HSI reconstruction models are generally trained on…

Image and Video Processing · Electrical Eng. & Systems 2022-09-27 Jiamian Wang , Yulun Zhang , Xin Yuan , Ziyi Meng , Zhiqiang Tao

The performance of hyperspectral unmixing may be constrained by low spatial resolution, which can be enhanced using super-resolution in a multitask learning way. However, integrating super-resolution and unmixing directly may suffer two…

Computer Vision and Pattern Recognition · Computer Science 2025-09-16 Ruiying Li , Bin Pan , Qiaoying Qu , Xia Xu , Zhenwei Shi

With recent advancements in aerospace technology, the volume of unlabeled remote sensing image (RSI) data has increased dramatically. Effectively leveraging this data through self-supervised learning (SSL) is vital in the field of remote…

Computer Vision and Pattern Recognition · Computer Science 2024-01-11 Jiayuan Tian , Jie Lei , Jiaqing Zhang , Weiying Xie , Yunsong Li

A self-supervised multi-task learning (SSMTL) framework for video anomaly detection was recently introduced in literature. Due to its highly accurate results, the method attracted the attention of many researchers. In this work, we revisit…

Many self-supervised learning (SSL) methods have been successful in learning semantically meaningful visual representations by solving pretext tasks. However, prior work in SSL focuses on tasks like object recognition or detection, which…

Computer Vision and Pattern Recognition · Computer Science 2021-08-13 Donghyun Kim , Kuniaki Saito , Samarth Mishra , Stan Sclaroff , Kate Saenko , Bryan A Plummer

This paper develops a novel machine learning-based framework using Semi-Supervised Multi-Task Learning (SS-MTL) for power system dynamic security assessment that is accurate, reliable, and aware of topological changes. The learning…

Machine Learning · Computer Science 2024-07-15 Muhy Eddin Za'ter , Amirhossein Sajadi , Bri-Mathias Hodge

Self-supervised learning approaches leverage unlabeled samples to acquire generic knowledge about different concepts, hence allowing for annotation-efficient downstream task learning. In this paper, we propose a novel self-supervised method…

Computer Vision and Pattern Recognition · Computer Science 2020-10-27 Aiham Taleb , Christoph Lippert , Tassilo Klein , Moin Nabi

Hyperspectral image (HSI) clustering is gaining considerable attention owing to recent methods that overcome the inefficiency and misleading results from the absence of supervised information. Contrastive learning methods excel at existing…

Computer Vision and Pattern Recognition · Computer Science 2023-12-18 Renxiang Guan , Zihao Li , Xianju Li , Chang Tang

Hyperspectral images (HSI) with abundant spectral information reflected materials property usually perform low spatial resolution due to the hardware limits. Meanwhile, multispectral images (MSI), e.g., RGB images, have a high spatial…

Computer Vision and Pattern Recognition · Computer Science 2023-07-10 Shuaikai Shi , Lijun Zhang , Yoann Altmann , Jie Chen

Hyperspectral imaging, capturing detailed spectral information for each pixel, is pivotal in diverse scientific and industrial applications. Yet, the acquisition of high-resolution (HR) hyperspectral images (HSIs) often needs to be…

Computer Vision and Pattern Recognition · Computer Science 2024-07-01 Chih-Chung Hsu , Chih-Chien Ni , Chia-Ming Lee , Li-Wei Kang

Continual self-supervised learning (CSSL) learns a series of tasks sequentially on the unlabeled data. Two main challenges of continual learning are catastrophic forgetting and task confusion. While CSSL problem has been studied to address…

Computer Vision and Pattern Recognition · Computer Science 2024-07-18 Erum Mushtaq , Duygu Nur Yaldiz , Yavuz Faruk Bakman , Jie Ding , Chenyang Tao , Dimitrios Dimitriadis , Salman Avestimehr

Supervised learning techniques are at the center of many tasks in remote sensing. Unfortunately, these methods, especially recent deep learning methods, often require large amounts of labeled data for training. Even though satellites…

Machine Learning · Computer Science 2021-08-03 Pablo Gómez , Gabriele Meoni

Self-supervised learning (SSL) techniques have recently been integrated into the few-shot learning (FSL) framework and have shown promising results in improving the few-shot image classification performance. However, existing SSL approaches…

Computer Vision and Pattern Recognition · Computer Science 2023-04-27 Yi Rong , Xiongbo Lu , Zhaoyang Sun , Yaxiong Chen , Shengwu Xiong

The success of self-supervised learning (SSL) has mostly been attributed to the availability of unlabeled yet large-scale datasets. However, in a specialized domain such as medical imaging which is a lot different from natural images, the…

Computer Vision and Pattern Recognition · Computer Science 2023-06-30 Soumitri Chattopadhyay , Soham Ganguly , Sreejit Chaudhury , Sayan Nag , Samiran Chattopadhyay

In mobile communication scenarios, the acquired channel state information (CSI) rapidly becomes outdated due to fast-changing channels. Opportunistic transmitter selection based on current CSI for secrecy improvement may be outdated during…

Signal Processing · Electrical Eng. & Systems 2024-05-02 Shashi Bhushan Kotwal , Chinmoy Kundu , Sudhakar Modem , Holger Claussen , Lester Ho

Semi-supervised learning has recently been attracting attention as an alternative to fully supervised models that require large pools of labeled data. Moreover, optimizing a model for multiple tasks can provide better generalizability than…

Computer Vision and Pattern Recognition · Computer Science 2020-05-07 Abdullah-Al-Zubaer Imran , Chao Huang , Hui Tang , Wei Fan , Yuan Xiao , Dingjun Hao , Zhen Qian , Demetri Terzopoulos

While Multiple Instance Learning (MIL) has shown promising results in digital Pathology Whole Slide Image (WSI) classification, such a paradigm still faces performance and generalization problems due to challenges in high computational…

Computer Vision and Pattern Recognition · Computer Science 2023-03-16 Honglin Li , Chenglu Zhu , Yunlong Zhang , Yuxuan Sun , Zhongyi Shui , Wenwei Kuang , Sunyi Zheng , Lin Yang

Hyperspectral remote sensing (HIS) enables the detailed capture of spectral information from the Earth's surface, facilitating precise classification and identification of surface crops due to its superior spectral diagnostic capabilities.…

Computer Vision and Pattern Recognition · Computer Science 2025-01-13 Faxu Guo , Quan Feng , Sen Yang , Wanxia Yang

Hyperspectral (HS) images contain detailed spectral information that has proven crucial in applications like remote sensing, surveillance, and astronomy. However, because of hardware limitations of HS cameras, the captured images have low…

Image and Video Processing · Electrical Eng. & Systems 2021-06-15 Marija Vella , Bowen Zhang , Wei Chen , João F. C. Mota