does the initial gradient of the neural network decay? what is the bad part about gradient decay neural networks why is gradient decay bad why does a neural neural network decay why do neural networks decay why are gradients in neural networks bad what layer of neural networks is the gradient in why gradient decay why is gradient decay in neural networks bad why is gradient decay bad for neural networks why do neural networks fall rapidly? why is gradient decay bad for neural net are neural networks bad for gradients why do neural networks decay very quickly why do neural networks slow down what is the effects on neural network do neural networks use gradient decay is gradient decay bad why is the gradient decay in neural nets very fast why is gradient decay bad