11. The system of claim 10 , wherein storing the database images comprises storing the database images as training data for a machine learning model.
11. The system of claim 10 , wherein storing the database images comprises storing the database images as training data for a machine learning model. 12. The system of claim 11 , wherein the operations further comprise training, using the training data that includes the database images, the machine learning model to: classify particular images in videos as being associated with the object category; predict a context of images or videos; or receive, as an input, sequences of frames extracted from videos and predict other frames in the videos.