Qiang Ning Kan Chen Li Yi 0001 Chuchu Fan Yao Lu 0006 Jiangtao Wen Image Super-Resolution Via Analysis Sparse Prior. 399-402 2013 20 IEEE Signal Process. Lett. 4 https://doi.org/10.1109/LSP.2013.2242198 db/journals/spl/spl20.html#NingCYFLW13