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基于映射投影(MPA)的复杂地面场景极化SAR成像模拟 被引量：2

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摘要 建立地表面植被、建筑物等目标综合场景的极化合成孔径雷达(SAR)成像模拟,提出基于映射和投影(MPA)的算法,考虑了可穿透性植被目标的散射与衰减、树及建筑物墙面与地面之间的多次散射,以及成像空间中任意位置地物的散射、吸收与遮蔽。用非球形粒子层作为植被散射辐射传输模型,对建筑物和地面散射采用积分方程法(IEM)粗糙面模型．通过包括植被、建筑物、粗糙地面、河流等复杂场景的MPA快速计算,模拟极化SAR成像的场景散射系数图和SAR原始数据．
作者 徐丰 金亚秋
机构地区 复旦大学波散射与遥感信息教育部重点实验室
出处 《自然科学进展》 北大核心 2006年第11期1459-1471,共13页
基金 国家重点基础研究发展规划(批准号:2001CB309401)国家自然科学基金(批准号:60571050)复旦大学研究生创新基金资助项目
关键词 映射投影算法(MPA) SAR成像 模拟 极化 散射与辐射传输
分类号 TN957.52 [电子电信—信号与信息处理]
  • 相关文献

参考文献20

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共引文献4

同被引文献60

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引证文献2

二级引证文献4

自然科学进展
2006年 第11期

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