Week 4 retrospective of Naver Boostcamp AI Tech covering image classification competition, CNN model comparisons, and CutMix augmentation.

TIL notes on wandb logging, fine-tuning pre-trained models, early stopping, and ensemble learning during an image classification competition.

Day 2 competition log covering ensemble strategies (bagging vs. boosting) and CNN model selection for image classification.

Tips on efficient data feeding, transform ordering for performance, and using Albumentations for image augmentation.

Image preprocessing and data augmentation techniques for deep learning competitions, including resizing, bounding box cropping, and torchvision transforms.

Training plan for a mask classification competition: per-feature models with ensemble learning, plus Jupyter vs. CLI workflow notes.