Normalized weighted Levensthein distance and triangle inequality in the context of similarity discrimination of bilevel images.

Guido M. Cortelazzo Gianfranco Deretta Gian Antonio Mian Piero Zamperoni Normalized weighted Levensthein distance and triangle inequality in the context of similarity discrimination of bilevel images. 431-436 1996 17 Pattern Recognition Letters 5 http://dx.doi.org/10.1016/0167-8655(95)00123-9 db/journals/prl/prl17.html#CortelazzoDMZ96