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The Unreasonable Effectiveness of Data Augmentation

2024-12-12
5 min read

Introduction

Data augmentation is often overlooked in favor of more complex model architectures. However, in my recent project involving agricultural disease detection, I found that smart augmentation was the key to success.

The Problem

We had a limited dataset of only 500 images per class. The model was overfitting severely.

The Solution

I implemented a pipeline using albumentations to generate:

  • Rotations
  • Color jitter
  • Cutout revisions

Augmentation Example

"Data is the new oil."

Results

After training on the augmented dataset, validation accuracy jumped from 72% to 91%.