采用多源遥感影像数据,以平武县为例,进行了地质灾害调查分析,弥补了单一数据源信息提取能力的不足,尤其是在云、雨等气候恶劣条件下,无法清晰获得光学图像的时候,雷达影像可以提供丰富的可用信息,解译效果较好,这对加快应急信息化建设,减灾救灾业务具有重要借鉴意义。 更多还原
【Abstract】 Landslides,mudslides and other geohazards are widely spread over most of the world,and pose a serious threat to people’s lives and property.But geohazards are more frequent and disaster loss is extremely serious because of the complex geological and geographical environment in China.Remote sensing has many features such as strong macro and better timeliness and informative,so that it can explore sudden geohazards in real time and large-scale hazards ivestigation.In this paper,multi-source remote... 更多还原