VITA-Group / SparseADV_Homotopy Star 9 Code Issues Pull requests [ICML 2021 Long Talk] "Sparse and Imperceptible Adversarial Attack via a Homotopy Algorithm" by Mingkang Zhu, Tianlong Chen, Zhangyang Wang homotopy-type-theory adversarial-attacks adversarial-robustness sparse-adversarial homotopy-algorithm Updated Dec 30, 2021 Python