Exactly. I suspect the problem isn't just the amount of training data, but how much of the relevant information is missing from it.
I read once analysing EEG (brain electrical activity) data is like standing outside a football stadium and trying to understand what the coach is saying from the roars of the crowd.
I read once analysing EEG (brain electrical activity) data is like standing outside a football stadium and trying to understand what the coach is saying from the roars of the crowd.