@article{cai2023hsgd, author = {Cai, HanQin and Cai, Jian-Feng and You, Juntao}, title = {Structured Gradient Descent for Fast Robust Low-Rank {H}ankel Matrix Completion}, journal = {SIAM Journal on Scientific Computing}, volume = {45}, number = {3}, pages = {A1172--A1198}, year = {2023} }