Papers › Change Guiding Network: Incorporating Change Prior to Guide Change Detection in Remote...

Change Guiding Network: Incorporating Change Prior to Guide Change Detection in Remote Sensing Imagery

14 Apr 2024arXiv:2404.09179archive 2025-07-28

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. However, there is still a lot of space to study for precise detection, especially the edge integrity and internal holes phenomenon of change features. In order to solve these problems, we design the Change Guiding Network (CGNet), to tackle the insufficient expression problem of change features in the conventional U-Net structure adopted in previous methods, which causes inaccurate edge detection and internal holes. Change maps from deep features with rich semantic information are generated and used as prior information to guide multi-scale feature fusion, which can improve the expression ability of change features. Meanwhile, we propose a self-attention module named Change Guide Module (CGM), which can effectively capture the long-distance dependency among pixels and effectively overcome the problem of the insufficient receptive field of traditional convolutional neural networks. On four major CD datasets, we verify the usefulness and efficiency of the CGNet, and a large number of experiments and ablation studies demonstrate the effectiveness of CGNet. We're going to open-source our code at https://github.com/ChengxiHAN/CGNet-CD.

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Code

chengxihan/cgnet-cd officialmentioned in paperpytorch report

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Tasks

Change DetectionEdge Detection

Results from the paper archive 2025-07-28

TaskDatasetModelMetricValueRank at snapshotLeaderboardReport
Change Detection CDD Dataset (season-varying) CGNet F1 94.73 #15 of 18 Archive leaderboard report
Change Detection CDD Dataset (season-varying) CGNet F1-Score 94.73 #15 of 18 Archive leaderboard report
Change Detection CDD Dataset (season-varying) CGNet IoU 90.00 #15 of 18 Archive leaderboard report
Change Detection CDD Dataset (season-varying) CGNet KC 94.02 #15 of 18 Archive leaderboard report
Change Detection CDD Dataset (season-varying) CGNet Overall Accuracy 98.74 #15 of 18 Archive leaderboard report
Change Detection CDD Dataset (season-varying) CGNet Precision 93.67 #15 of 18 Archive leaderboard report
Change Detection CDD Dataset (season-varying) CGNet Recall 95.82 #15 of 18 Archive leaderboard report
Change Detection DSIFN-CD CGNet F1 60.19 #8 of 9 Archive leaderboard report
Change Detection DSIFN-CD CGNet IoU 43.05 #8 of 9 Archive leaderboard report
Change Detection DSIFN-CD CGNet KC 49.34 #8 of 9 Archive leaderboard report
Change Detection DSIFN-CD CGNet Overall Accuracy 81.71 #8 of 9 Archive leaderboard report
Change Detection DSIFN-CD CGNet Precision 47.75 #8 of 9 Archive leaderboard report
Change Detection DSIFN-CD CGNet Recall 81.38 #8 of 9 Archive leaderboard report
Change Detection GoogleGZ-CD CGNet F1 85.89 #2 of 4 Archive leaderboard report
Change Detection GoogleGZ-CD CGNet IoU 75.27 #2 of 4 Archive leaderboard report
Change Detection GoogleGZ-CD CGNet KC 81.45 #2 of 4 Archive leaderboard report
Change Detection GoogleGZ-CD CGNet Overal Accuracy 93.23 #2 of 4 Archive leaderboard report
Change Detection GoogleGZ-CD CGNet Precision 88.07 #2 of 4 Archive leaderboard report
Change Detection GoogleGZ-CD CGNet Recall 83.82 #2 of 4 Archive leaderboard report
Change Detection LEVIR+ CGNet F1 83.68 #5 of 9 Archive leaderboard report
Change Detection LEVIR+ CGNet IoU 71.94 #5 of 9 Archive leaderboard report
Change Detection LEVIR+ CGNet KC 82.97 #5 of 9 Archive leaderboard report
Change Detection LEVIR+ CGNet OA 98.63 #5 of 9 Archive leaderboard report
Change Detection LEVIR+ CGNet Prcision 81.46 #5 of 9 Archive leaderboard report
Change Detection LEVIR+ CGNet Recall 86.02 #5 of 9 Archive leaderboard report
Change Detection LEVIR-CD CGNet F1 92.01 #12 of 28 Archive leaderboard report
Change Detection LEVIR-CD CGNet F1-score 92.01 #12 of 28 Archive leaderboard report
Change Detection LEVIR-CD CGNet IoU 85.21 #12 of 28 Archive leaderboard report
Change Detection LEVIR-CD CGNet Overall Accuracy 99.20 #12 of 28 Archive leaderboard report
Change Detection LEVIR-CD CGNet Precision 93.15 #12 of 28 Archive leaderboard report
Change Detection LEVIR-CD CGNet Recall 90.90 #12 of 28 Archive leaderboard report
Change Detection S2Looking CGNet F1-Score 64.33 #7 of 11 Archive leaderboard report
Change Detection S2Looking CGNet IoU 47.41 #7 of 11 Archive leaderboard report
Change Detection S2Looking CGNet KC 63.93 #7 of 11 Archive leaderboard report
Change Detection S2Looking CGNet OA 99.20 #7 of 11 Archive leaderboard report
Change Detection S2Looking CGNet Precision 70.18 #7 of 11 Archive leaderboard report
Change Detection S2Looking CGNet Recall 59.38 #7 of 11 Archive leaderboard report
Change Detection SYSU-CD CGNet F1 79.92 #8 of 12 Archive leaderboard report
Change Detection SYSU-CD CGNet IoU 66.55 #8 of 12 Archive leaderboard report
Change Detection SYSU-CD CGNet KC 74.31 #8 of 12 Archive leaderboard report
Change Detection SYSU-CD CGNet OA 91.19 #8 of 12 Archive leaderboard report
Change Detection SYSU-CD CGNet Precision 86.37 #8 of 12 Archive leaderboard report
Change Detection SYSU-CD CGNet Recall 74.37 #8 of 12 Archive leaderboard report
Change Detection WHU-CD CGNet F1 92.59 #9 of 22 Archive leaderboard report
Change Detection WHU-CD CGNet IoU 86.21 #9 of 22 Archive leaderboard report
Change Detection WHU-CD CGNet KC 92.33 #9 of 22 Archive leaderboard report
Change Detection WHU-CD CGNet Overall Accuracy 99.48 #9 of 22 Archive leaderboard report
Change Detection WHU-CD CGNet Precision 94.47 #9 of 22 Archive leaderboard report
Change Detection WHU-CD CGNet Recall 90.79 #9 of 22 Archive leaderboard report

Ranks are positions in the archive's leaderboards as they stood at the 2025-07-28 snapshot. Results published since then are not among these rows, so a rank here is not a current standing.

Methods

Concatenated Skip ConnectionConvolutionMax PoolingReLUU-Net

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