1 code implementation • 22 Jul 2024 • Kaiyu Li, Jiawei Jiang, Andrea Codegoni, Chengxi Han, Yupeng Deng, Keyan Chen, Zhuo Zheng, Hao Chen, Zhengxia Zou, Zhenwei Shi, Sheng Fang, Deyu Meng, Zhi Wang, Xiangyong Cao
We present Open-CD, a change detection toolbox that contains a rich set of change detection methods as well as related components and modules.
1 code implementation • 17 Jun 2024 • Di Wang, Meiqi Hu, Yao Jin, Yuchun Miao, Jiaqi Yang, Yichu Xu, Xiaolei Qin, Jiaqi Ma, Lingyu Sun, Chenxing Li, Chuan Fu, Hongruixuan Chen, Chengxi Han, Naoto Yokoya, Jing Zhang, Minqiang Xu, Lin Liu, Lefei Zhang, Chen Wu, Bo Du, DaCheng Tao, Liangpei Zhang
To tackle the spectral and spatial redundancy challenges in HSIs, we introduce a novel sparse sampling attention (SSA) mechanism, which effectively promotes the learning of diverse contextual features and serves as the basic block of HyperSIGMA.
1 code implementation • 22 Apr 2024 • Chengxi Han, Chen Wu, Meiqi Hu, Jiepan Li, Hongruixuan Chen
A high-precision feature extraction model is crucial for change detection (CD).
1 code implementation • 14 Apr 2024 • Chengxi Han, Chen Wu, HaoNan Guo, Meiqi Hu, Jiepan Li, Hongruixuan Chen
The rapid advancement of automated artificial intelligence algorithms and remote sensing instruments has benefited change detection (CD) tasks.
Ranked #3 on Change Detection on LEVIR+
1 code implementation • 14 Apr 2024 • Chengxi Han, Chen Wu, HaoNan Guo, Meiqi Hu, Hongruixuan Chen
Benefiting from the developments in deep learning technology, deep-learning-based algorithms employing automatic feature extraction have achieved remarkable performance on the change detection (CD) task.
Ranked #1 on Change Detection on GoogleGZ-CD
1 code implementation • 4 Apr 2024 • Hongruixuan Chen, Jian Song, Chengxi Han, Junshi Xia, Naoto Yokoya
Convolutional neural networks (CNN) and Transformers have made impressive progress in the field of remote sensing change detection (CD).
Ranked #1 on Change Detection on SECOND
2 code implementations • 20 Mar 2024 • Di Wang, Jing Zhang, Minqiang Xu, Lin Liu, Dongsheng Wang, Erzhong Gao, Chengxi Han, HaoNan Guo, Bo Du, DaCheng Tao, Liangpei Zhang
However, transferring the pretrained models to downstream tasks may encounter task discrepancy due to their formulation of pretraining as image classification or object discrimination tasks.
Aerial Scene Classification Building change detection for remote sensing images +13
1 code implementation • 23 Jul 2023 • HaoNan Guo, Bo Du, Chen Wu, Chengxi Han, Liangpei Zhang
To address these issues, we complement the strong temporal modeling ability of metric learning with the prominent fitting ability of segmentation and propose a deep change feature learning (DeepCL) framework for robust and explainable CD.
1 code implementation • 21 Feb 2023 • Chengxi Han, Chen Wu, Bo Du
Very-high-resolution (VHR) remote sensing (RS) image change detection (CD) has been a challenging task for its very rich spatial information and sample imbalance problem.
Ranked #2 on Change Detection on GoogleGZ-CD
no code implementations • 2 Mar 2021 • Chen Wu, Sihan Zhu, Jiaqi Yang, Meiqi Hu, Bo Du, Liangpei Zhang, Lefei Zhang, Chengxi Han, Meng Lan
Considering that public transportation was mostly reduced or even forbidden, our results indicate that city lockdown policies are effective at limiting human transmission within cities.