@article{Wang2002Image,
  title={Image Thresholding by Maximizing the Index of Nonfuzziness of the 2-D Grayscale Histogram},
  author={Wang, Qing and Chi, Zheru and Zhao, Rongchun},
  journal={Computer Vision & Image Understanding},
  volume={85},
  number={2},
  pages={100–116},
  year={2002},
}