@article{JMLR:v25:23-0182,
  author  = {Yair Ashlagi and Lee-Ad Gottlieb and Aryeh Kontorovich},
  title   = {Functions with average smoothness: structure, algorithms, and learning},
  journal = {Journal of Machine Learning Research},
  year    = {2024},
  volume  = {25},
  number  = {117},
  pages   = {1--54},
  url     = {http://jmlr.org/papers/v25/23-0182.html}
}