@article{mgspairmultigradesparseguidedimplicitrep,
  title = {MG-SpaIR: Multi-grade Sparse-guided Implicit Representation for Training-Data-Free Image Restoration},
  author = {Jianmin Liao and Lei Huang and Ronglong Fang and Ashley Prater-Bennette and Lixin Shen and Yuesheng Xu},
  year = {2026},
  eprint = {2607.00138},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2607.00138},
}