Fig. 5From: Single image super-resolution by directionally structured coupled dictionary learningImages used in testing phase. From left to right and top to bottom correspond to AnnieYukiTim, Barbara, BooksCIMAT, Butterfly, Fence, ForbiddenCity, HowMany, Kodak-05, Kodak-08, Michoacan, MissionBay, NuRegions, Peppers, Rocio, Starfish, Yan Back to article page