图像超分辨率算法的研究，介绍了ML、MAP等超分辨率算法的核心思想，GMRF先验选择等，对学习图像超分辨率重建很有帮助-Image super-resolution algorithm, the core idea of ​ ​ the ML, MAP super-resolution algorithm GMRF prior selection, useful for learning image super-resolution reconstruction