How do you find a valley blindfolded?

Gradient descent, the walk every neural network takes while it learns, step by step with real numbers. Imagine standing in the hills with a blindfold on, trying to reach the bottom of the valley. You can't see the valley or the path. All you have is what you feel under your feet: which way the ground tilts, and how steeply. That's enough. If the... Weiterlesen: How do you find a valley blindfolded?