表示出两帧图像间各个像素点的相对情况，多抽样率信号处理，GPS和INS组合导航程序，本科毕设要求参见标准测试模型，虚拟力的无线传感网络覆盖，LDPC码的完整的编译码。- Between two images showing the relative circumstances of each pixel, Multirate signal processing, GPS and INS navigation program, Undergraduate complete set requirements refer to the standard test models, Virtual power wireless sensor network coverage, Complete codec LDPC code.