@misc{indiciae899afc493185,
  title = {Context distribution estimation for contextual classification of multispectral image data},
  author = {Tilton, J. C. and Swain, P. H. and Vardeman, S. B.},
  year = {1980},
  url = {https://ntrs.nasa.gov/citations/19810061637},
  note = {Source identifier: 19810061637}
}