no code implementations • 20 Oct 2020 • Fuwei Li, Lifeng Lai, Shuguang Cui
We formulate the modification strategy of the adversary as a bi-level optimization problem.
no code implementations • 29 Feb 2020 • Fuwei Li, Lifeng Lai, Shuguang Cui
In this paper, we investigate how to manipulate the coefficients obtained via linear regression by adding carefully designed poisoning data points to the dataset or modify the original data points.
no code implementations • 17 Aug 2019 • Fuwei Li, Lifeng Lai, Shuguang Cui
We first characterize the optimal rank-one attack strategy that maximizes the subspace distance between the subspace learned from the original data matrix and that learned from the modified data matrix.