Image Augmentation For Machine Learning Datasets-Yu

This note last modified September 1, 2024

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#notesFromPaper Year : Tags : image labeling Authors: Yu Wu Luo Ren

Do you have an image set for machine learning? Flip and rotate it for more data. Bing bang boom

from PIL import Image
TRANSFORMS = {
        "identity":   lambda im: im,
        "rot90":      lambda im: im.transpose(Image.ROTATE_90),
        "rot180":     lambda im: im.transpose(Image.ROTATE_180),
        "rot270":     lambda im: im.transpose(Image.ROTATE_270),
        "flip":       lambda im: im.transpose(Image.FLIP_LEFT_RIGHT),
        "rot90flip":  lambda im: im.transpose(Image.ROTATE_90).transpose(Image.FLIP_LEFT_RIGHT),
        "rot180flip": lambda im: im.transpose(Image.ROTATE_180).transpose(Image.FLIP_LEFT_RIGHT),
        "rot270flip": lambda im: im.transpose(Image.ROTATE_270).transpose(Image.FLIP_LEFT_RIGHT)}