@article{CTT100546316,
  author = {Hiroshi Hasegawa and Ohtsuka Toshinori and ISAO YAMADA and KOHICHI SAKANIWA},
  title = {An Edge-Preserving Super-Precision for Simultaneous Enhancement of Spacial and Grayscale Resolutions},
  journal = {IEICE Transactions on Fundamentals},
  year = 2008,
}