@article{JMLR:v24:22-0210,
  author  = {Chao Xu and Hong Tao and Jing Zhang and Dewen Hu and Chenping Hou},
  title   = {Label Distribution Changing Learning with Sample Space Expanding},
  journal = {Journal of Machine Learning Research},
  year    = {2023},
  volume  = {24},
  number  = {36},
  pages   = {1--48},
  url     = {http://jmlr.org/papers/v24/22-0210.html}
}