@article{michiko,
  title = {Program for automatic numerical conversion of a line graph (line plot)},
  author = {YOSHITAKE, Michiko, KONO, Takashi, KADOHIRA, Takuya},
  publisher = {Society of Computer Chemistry, Japan},
  year = {2020},
  keywords = {Image data, Numerical data, Automatic conversion, Plot with multiple line, Deep learning}
}