I’m somewhat guessing at what you mean here, but I think you are conflating Sense’s general awareness with some awareness of particular breakers/circuits. Sense, if anything, will get confused when you start switching breakers on and off to attempt identifying devices. It won’t help “train” Sense and, especially in a big unmarked panel, it probably won’t speed up your ability to verify the device identity. Remember also that any given breaker can have multiple devices on the circuit.
Apart from patience and post-detection sluething, these are some good approaches: