Some NNs use 16bit floats instead of the normal 32bit floats, because yeah, it's good enough to cover what you need from low quality images for example (you get

Some NNs use 16bit floats instead of the normal 32bit floats, because yeah, it's good enough to cover what you need from low quality images for example (you get around 12bit color space, which can be enough for a lot of things)