Methods of Color Shifting for Data Augmentation in Image Recognition Through Deep Learning

By adding distortions to the R, G, and B values of images, we still get images in which the same objects are recognizable.

University of Michigan - Ann Arbor

For example, instead of taking more cat pictures, you can use one or a combination of the following methods:
- Mirroring (Horizontally/vertically flipping)
- Random cropping (Zooming in)
- Rotating
- Shearing
- Local wrapping
- Color shifting

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