Learning where AI does a task without seeing examples of that task.
Zero-shot is a school talent show with no rehearsal. The AI hears the song title and walks onstage anyway.
You meet it when AI labels a new kind of photo or answers a new kind of question. It saves example-making, but weird cases can make it trip.
Few-Shot Learning
Zero-shot uses no examples, but Few-Shot Learning uses a few.
In-Context Learning
Zero-shot Learning is In-Context Learning with no examples in the prompt.
Pretraining
Pretraining gives the background knowledge Zero-Shot Learning leans on.