Improving Gradient Regularization
                using Complex-Valued Neural Networks

                      Eric Yeats 1 Yiran Chen 1 Hai Li 1

             Abstract               and that these inputs are difficult to distinguish from nor-
    Gradient regularization is a neural network de-     mal inputs. Subsequent investigation by Goodfellow et al.
    fense technique that requires no prior knowledge    (2014) and Papernot et al. (2016) further demonstrate that
    of an adversarial attack ...