@article{anefficientsmoothingproximalgradient,
  title = {An Efficient Smoothing Proximal Gradient Algorithm for Convex Clustering},
  author = {Xin Zhou and Chunlei Du and Xiaodong Cai},
  year = {2020},
  eprint = {2006.12592},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2006.12592v1},
}