Data augmentation techniques for small image datasets?

Question

Currently i am training small logo datasets similar to Flickrlogos-32 with deep CNNs. For training larger networks i need more dataset, thus using augmentation. The best i\'m do

Answer 1

I've collected a couple of augmentation techniques in my masters thesis, page 80. It includes:

• Zoom,
• Crop
• Flip (horizontal / vertical)
• Rotation
• Scaling
• shearing
• channel shifts (rgb, hsv)
• contrast
• noise,
• vignetting