Fuzzy statistics of digital images

@article{Jawahar1996FuzzySO,
  title={Fuzzy statistics of digital images},
  author={C. V. Jawahar and A. K. Ray},
  journal={IEEE Signal Processing Letters},
  year={1996},
  volume={3},
  pages={225-227}
}
The notion of first- and second-order fuzzy statistics of digital images is presented. Owing to the inherent imprecision in the gray values, fuzzy statistics have been observed to behave better in representing the spatial gray distribution in a digital image.