Jack-Gérard Postaire, A. Touzani A sample-based approximation of normal mixtures by mode boundary extraction for pattern classification. [Citation Graph (0, 0)][DBLP] Pattern Recognition Letters, 1990, v:11, n:3, pp:153-166 [Journal]
C. A. Murthy, Sankar K. Pal Fuzzy thresholding: mathematical framework, bound functions and weighted moving average technique. [Citation Graph (0, 0)][DBLP] Pattern Recognition Letters, 1990, v:11, n:3, pp:197-206 [Journal]