ADAM protein; endogenous compound; adult; autoencoder; conference abstract; controlled study; convolutional neural network; coronavirus disease 2019; cross validation; deep learning; diagnosis; differential diagnosis; digital imaging and communications in medicine; dimensionality reduction; entropy; feature extraction; female; human; image retrieval; interstitial lung disease; k nearest neighbor; major clinical study; male; middle aged; neighborhood; nerve cell; principal component analysis; radiologist; retrospective study; side effect; thorax radiography; X ray