英文最新版数字图像处理基础，包括信号与系统，信号表达与量化，快速算法与结构，数字滤波，统计信号处理，自适应滤波，信号重建，时频和多率信号处理。-Emphasizing theoretical concepts, Digital Signal Processing Fundamentals provides comprehensive coverage of the basic foundations of DSP and includes the following parts: Signals

共轭梯度迭代法，主要用于图像稀疏重建、图像去噪的算法-Conjugate gradient method, mainly for sparse image reconstruction, image de-noising algorithm

该算法同于计算最小平法差，在图像复原和超分辨率重建中是一个较好的评价参数。-The algorithm is the same as calculating the least square difference, which is a good uation parameter in image restoration and super-resolution reconstruction.