Enhance dataset card with overview, usage example, and feature descriptions

Upload dose_response/per_sample_features.csv with huggingface_hub

Upload radiation/group_features.csv with huggingface_hub

Upload radiation/per_sample_features.csv with huggingface_hub

Upload infection/validation_transfer.csv with huggingface_hub

Upload infection/cross_dataset_transfer.csv with huggingface_hub

Upload infection/per_sample_features.csv with huggingface_hub

Upload README.md with huggingface_hub

initial commit