@article{difficultyclassificationofmountainbike,
  title = {Difficulty Classification of Mountainbike Downhill Trails utilizing Deep Neural Networks},
  author = {Stefan Langer and Robert Müller and Kyrill Schmid and Claudia Linnhoff-Popien},
  year = {2019},
  eprint = {1908.04390},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1908.04390v1},
}