Take a look at SIFT and SURF for reverse image search or image comparison. https://en.m.wikipedia.org/wiki/Scale-invariant_feature_transform https://en.m.wikip

Take a look at SIFT and SURF for reverse image search or image comparison. https://en.m.wikipedia.org/wiki/Scale-invariant_feature_transform https://en.m.wikipedia.org/wiki/Scale-invariant_feature_tran... If you want to search with a natural language description then you will need to tag your images or use object detection to generate tags.