Extracting physically nonexistent contours

Hiroyuki Yasuda, Kazuhisa Ando, Noboru Ohnishi, Noboru Sugie. Extracting physically nonexistent contours. Systems and Computers in Japan, 22(8):78-86, 1991. [doi]

@article{YasudaAOS91,
  title = {Extracting physically nonexistent contours},
  author = {Hiroyuki Yasuda and Kazuhisa Ando and Noboru Ohnishi and Noboru Sugie},
  year = {1991},
  doi = {10.1002/scj.4690220808},
  url = {http://dx.doi.org/10.1002/scj.4690220808},
  researchr = {https://researchr.org/publication/YasudaAOS91},
  cites = {0},
  citedby = {0},
  journal = {Systems and Computers in Japan},
  volume = {22},
  number = {8},
  pages = {78-86},
}