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通过对SMCPPS、CMAPPS静止气象卫星资料接收处理系统的使用和S-VIS-SR资料格式分析,对GMS-5卫星探测数据的精确定标进行了讨论,提出了资料利用站根据简化网格定位参数对卫星图象进行非线性定位的区域曲面拟合方法和可视地标导航的人机交互、计算机自动配准等客观方法。实例计算分析表明,区域曲面拟合方法比线性内插方法的定位精度,在不同地区,红外通道可提高1—2条扫描线或1—3个象素点,可见光通道可提高1—6条扫描线或1—9个象素点
Through the use of SMCPPS and CMAPPS stationary weather satellite data receiving and processing system and S-VIS-SR data format analysis, the precise calibration of GMS-5 satellite exploration data is discussed. The data utilization station is proposed based on simplified grid location parameters Non-linear positioning of the satellite image surface area fitting method and visual navigation of the man-machine interaction, computer automatic registration and other objective methods. The case study shows that the accuracy of the area curve fitting method is better than that of the linear interpolation method. In different regions, the infrared channel can increase 1-2 scan lines or 1-3 pixel points and the visible channel can increase 1-6 Scan lines or 1-9 pixels