Download the dataset by running these commands:

wget https://postechackr-my.sharepoint.com/:u:/g/personal/dongbinna_postech_ac_kr/EbMhBPnmIb5MutZvGicPKggBWKm5hLs0iwKfGW7_TwQIKg?download=1 -O custom_korean_family_dataset_resolution_128.zip

unzip custom_korean_family_dataset_resolution_128.zip -d ./custom_korean_family_dataset_resolution_128