> They are processed by other models, humans overseeing and tweaking the process. Often it's a chain with several models training each other, bootstrapped from

> They are processed by other models, humans overseeing and tweaking the process. Often it's a chain with several models training each other, bootstrapped from whatever manual data you have, and curated by humans in key points of the process. A great description of what actually happens when you deal with massive datasets. One way to inspect a large dataset is to cluster it, and then look at just a few samples from each cluster, to get an overview.