@article{towardsreducingseveredefocusspread,
  title = {Towards Reducing Severe Defocus Spread Effects for Multi-Focus Image Fusion via an Optimization Based Strategy},
  author = {Shuang Xu and Lizhen Ji and Zhe Wang and Pengfei Li and Kai Sun and Chunxia Zhang and Jiangshe Zhang},
  year = {2020},
  eprint = {2012.14678},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2012.14678v1},
}