黄河遥感监测中薄云去除技术探讨

云覆盖是黄河遥感监测中最常见的噪声之一。如何削弱、去除薄云的影响，是黄河遥感监测中的一项重要任务。本文根据薄云的成像模型和表现特征，提出了黄河遥感监测中使用的薄云去除技术，即空间域滤波、频率域滤波和比值处理，并对它们各自的特点、使用方法和流程进行了分析。最后对三种方法在黄河遥感监测中的使用效果进行了评价。

Approach to Removing Thin Cloud of Remote Sensing Monitoring in Yellow River

Cloud cover is one of the most common noises of remote sensing monitoring in Yellow River.How to remove or weaken the effect of thin cloud is one of the important tasks.Based on the imaging model and characteristics of thin cloud,some technologic methods to removing cloudy of remote sensing monitoring in Yellow River are introduced,such as the method of filtering in space domain,the method of filtering in frequency domain and the method of band ratio.The characteristics,application method and work flow of t...