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PATTERN RECOGNITION, vol. 44, no. 3, page. 532 - 543, 2011-03

PATTERN ANALYSIS AND MACHINE INTELLIGENCE, vol. 35, no. 6, page. 1423 - 1436, 2013-06

Pattern Recognition, vol. 45, no. 9, page. 3304 - 3316, 2012-09

PATTERN RECOGNITION LETTERS, vol. 32, no. 2, page. 329 - 336, 2011-01-15