外国人写的，关于单景图像超分辨率技术文章，里面有详细算法，值得学习。(Foreigners wrote about the single scene image super-resolution technology article, which has a detailed algorithm, it is worth learning.)

基于Alpha通道边界平滑的单景图像超分辨率技术文章，适合初学者研究。(Based on the border smoothing of the single scene image super-resolution technology article, suitable for beginners to study.)