@misc{misce68e27ed,
title   = {Nonlinear filtering and pattern recognition: Are they the same?},
author = {Dougherty, Edward R. and Barrera, Júnior},
year = {2001},
doi = {10.1117/12.424961},
publisher = {SPIE},
booktitle   = {Nonlinear Image Processing and Pattern Analysis}
}