用一维小波变换进行图像去噪处理，有较低的计算复杂度，提高效率和计算速度。-Victoria with a wavelet transform image denoising, lower computational complexity, increase efficiency and speed.

等式状态约束，解决了具有等式状态约束条件下的滤波问题，具有较好的滤波精度，时间复杂度较低。-Iterative shrinkage nonlinear state constraints filter