Fig. 2From: AutoCryoPicker: an unsupervised learning approach for fully automated single particle picking in Cryo-EM imagesCryo-EM image averaging and normalization result using EMAN2. a The original cryo-EM image (stack of 50 frame) in the MRC format before the averaging and normalization processing. b The cryo-EM image in PNG file format (single frame) after the averaging and normalization processing using EMAN2Back to article page