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    <identifier>10.57760/sciencedb.j00240.00254</identifier>
    <datestamp>2026-07-02T16:12:01Z</datestamp>
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  <dc:date>2026-07-02</dc:date>
  <dc:title>语义划分与差异化对比学习的极化SAR图像分类方法</dc:title>
  <dc:identifier>doi:10.57760/sciencedb.j00240.00254</dc:identifier>
  <dc:language>en</dc:language>
  <dc:description>本数据集为论文《语义划分与差异化对比学习的极化SAR图像分类方法》的配套开源成果。数据集主要包含两部分核心内容：1) 论文所构建的端到端 CNN-SGCN 双分支异构特征提取网络以及自适应边界加权差异化对比学习算法的完整 PyTorch 源代码；2) 算法在预处理阶段由层次语义模型（HSM）生成的空间区域二值化掩码等关键原创衍生数据。本数据的开放旨在为高分辨率极化 SAR 遥感地物分类、空间异质性建模及图表示学习等领域的学者提供算法复现基准与数据支撑。</dc:description>
  <dc:subject>极化合成孔径雷达; 图像分类; 层次语义模型; 对比学习; 图卷积网络</dc:subject>
  <dc:creator>李雨珂</dc:creator>
  <dc:creator>石俊飞</dc:creator>
  <dc:creator>徐林婧</dc:creator>
  <dc:rights>PUBLIC</dc:rights>
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  <dc:publisher>Science Data Bank</dc:publisher>
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