question so I'll answer that generally first so in general you want to pick the tool that's appropriate there's no reason to do a very very fancy 3d instead if you have a small amount of data and you can do logistic regression then it works fine so I'm a big fan of doing the simplest tool now with neural networks we have the advantage of transfer learning where Google has spent a month training a bank of GPUs on these large networks and so you can use those and actually I'm probably not a hundred but maybe a thousand images because you