arXiv:2508.01549eess.IV2025-08被引 2

针对遥感建筑变化检测中的特殊颜色问题,提出新网络提升精度。

CGCCE-Net:Change-Guided Cross Correlation Enhancement Network for Remote Sensing Building Change Detection

  • 通过多尺度特征融合与早期注意力机制捕捉特殊颜色
  • 在三个公开数据集上优于主流方法,显著提升变化区域识别率
  • 适合遥感图像分析、城市规划等需要高精度变化检测的场景

变化检测涵盖多种任务类型,建筑变化检测(BCD)的目标是准确定位建筑物并区分发生变化的区域。近年来,基于深度学习的BCD方法通过不同的变化信息增强技术,在检测差异区域方面取得了显著进展,有效提升了任务精度。为解决具有特殊颜色的BCD问题,本文提出变化引导的交叉相关增强网络(CGCCE-Net)。设计了变化引导残差精炼(CGRR)分支,将浅层纹理特征扩展至由PVT获得的多尺度特征,实现早期关注并获取特殊颜色信息;在深层特征中引入通道空间注意力以独立增强信息。此外,构建全局交叉相关模块(GCCM),促进双时相图像间的语义信息交互,建立不同图像间建筑与目标的识别关联。通过语义认知增强模块(SCEM)进一步增强语义特征,并最终使用交叉融合解码器(CFD)完成变化信息融合与图像重建。在三个公开数据集上的大量实验表明,所提方法在性能上超越主流BCD方法,表现优异。

原文摘要 · Abstract (English)

Change detection encompasses a variety of task types, and the goal of building change detection (BCD) tasks is to accurately locate buildings and distinguish changed building areas. In recent years, various deep learning-based BCD methods have achieved significant success in detecting difference regions by using different change information enhancement techniques, effectively improving the precision of BCD tasks. To address the issue of BCD with special colors, we propose the change-guided cross correlation enhancement network (CGCCE-Net). We design the change-guided residual refinement (CGRR) Branch, which focuses on extending shallow texture features to multiple scale features obtained from PVT, enabling early attention and acquisition of special colors. Then, channel spatial attention is used in the deep features to achieve independent information enhancement. Additionally, we construct the global cross correlation module (GCCM) to facilitate semantic information interaction between bi-temporal images, establishing building and target recognition relationships between different images. Further semantic feature enhancement is achieved through the semantic cognitive enhancement module (SCEM), and finally, the cross fusion decoder (CFD) is used for change information fusion and image reconstruction. Extensive experiments on three public datasets demonstrate that our CGCCE-Net outperforms mainstream BCD methods with outstanding performance.

遥感变化检测建筑变化深度学习多尺度特征

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