no code implementations • 26 Mar 2024 • Yonghao Xu, Amanda Berg, Leif Haglund
Additionally, our study underscores the positive impact of integrating Sentinel-5 aerosol data for wildfire detection.
no code implementations • 30 Oct 2023 • Michael Schmitt, Seyed Ali Ahmadi, Yonghao Xu, Gulsen Taskin, Ujjwal Verma, Francescopaolo Sica, Ronny Hansch
We hope to contribute to an understanding that the nature of our data is what distinguishes the Earth observation community from many other communities that apply deep learning techniques to image data, and that a detailed understanding of EO data peculiarities is among the core competencies of our discipline.
no code implementations • 31 Jul 2023 • Weikang Yu, Yonghao Xu, Pedram Ghamisi
After that, a universal adversarial purification framework is developed using the forward and reverse process of the pre-trained diffusion models to purify the perturbations from adversarial samples.
no code implementations • 7 Jun 2023 • Emanuel Sanchez Aimar, Hannah Helgesen, Yonghao Xu, Marco Kuhlmann, Michael Felsberg
Long-tailed semi-supervised learning (LTSSL) represents a practical scenario for semi-supervised applications, challenged by skewed labeled distributions that bias classifiers.
no code implementations • 19 Dec 2022 • Yonghao Xu, Tao Bai, Weikang Yu, Shizhen Chang, Peter M. Atkinson, Pedram Ghamisi
Recent advances in artificial intelligence (AI) have significantly intensified research in the geoscience and remote sensing (RS) field.
1 code implementation • 15 Nov 2022 • Nikolaus Dräger, Yonghao Xu, Pedram Ghamisi
Despite its simplicity, the proposed method can significantly cheat the current state-of-the-art deep learning models with a high attack success rate.
no code implementations • 6 Sep 2022 • Omid Ghorbanzadeh, Yonghao Xu, Hengwei Zhao, Junjue Wang, Yanfei Zhong, Dong Zhao, Qi Zang, Shuang Wang, Fahong Zhang, Yilei Shi, Xiao Xiang Zhu, Lin Bai, Weile Li, Weihang Peng, Pedram Ghamisi
The objective of the competition is to automatically detect landslides based on large-scale multiple sources of satellite imagery collected globally.
1 code implementation • 8 Aug 2022 • Yonghao Xu, Weikang Yu, Pedram Ghamisi, Michael Kopp, Sepp Hochreiter
To better evaluate the realism and semantic consistency of the generated images, we further conduct zero-shot classification on real remote sensing data using the classification model trained on synthesized images.
no code implementations • 1 Jun 2022 • Omid Ghorbanzadeh, Yonghao Xu, Pedram Ghamisi, Michael Kopp, David Kreil
We make the multi-source landslide benchmark data (Landslide4Sense) and the tested DL models publicly available at \url{https://www. iarai. ac. at/landslide4sense}, establishing an important resource for remote sensing, computer vision, and machine learning communities in studies of image classification in general and applications to landslide detection in particular.
1 code implementation • 14 Feb 2022 • Yonghao Xu, Pedram Ghamisi
Despite their simplicity, the proposed methods can generate transferable adversarial examples that deceive most of the state-of-the-art deep neural networks in both scene classification and semantic segmentation tasks with high success rates.
1 code implementation • 8 Feb 2022 • Yonghao Xu, Pedram Ghamisi
To this end, we further propose the consistency regularization strategy, where a base classifier and an expanded classifier are employed.
1 code implementation • 15 Dec 2021 • Yonghao Xu, Fengxiang He, Bo Du, DaCheng Tao, Liangpei Zhang
In SE-GAN, a teacher network and a student network constitute a self-ensembling model for generating semantic segmentation maps, which together with a discriminator, forms a GAN.
no code implementations • 18 Sep 2021 • Hongruixuan Chen, Chen Wu, Yonghao Xu, Bo Du
To this end, a semantic-edge domain adaptation architecture is proposed, which uses an independent edge stream to process edge information, thereby generating high-quality semantic boundaries over the target domain.
Ranked #34 on Synthetic-to-Real Translation on GTAV-to-Cityscapes Labels (using extra training data)
1 code implementation • 8 Apr 2021 • Yonghao Xu, Bo Du, Liangpei Zhang
Since the collection of pixel-level annotations for HSI is laborious and time-consuming, developing algorithms that can yield good performance in the small sample size situation is of great significance.
no code implementations • CVPR 2019 • Sheng Li, Fengxiang He, Bo Du, Lefei Zhang, Yonghao Xu, DaCheng Tao
Recently, deep learning based video super-resolution (SR) methods have achieved promising performance.
1 code implementation • ISPRS Journal of Photogrammetry and Remote Sensing 2018 • Yonghao Xu, Bo Du, Fan Zhang, Liangpei Zhang
Due to the remarkable achievements obtained by deep learning methods in the fields of computer vision, an increasing number of researches have been made to apply these powerful tools into hyperspectral image (HSI) classification.