基于小波变换的数字水印算法matlab代码，旋转机械二维全息谱计算，包含飞行器飞行中的姿态控制，如侧滑角，倾斜角，滚转角，俯仰角。- Based on wavelet transform digital watermarking algorithm matlab code, Rotating machinery 2-d holographic spectrum calculation, It comprises aircraft flight attitude control, such as