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PATTERN RECOGNITION LETTERS, vol. 24, no. 1-3, page. 215 - 225, 2003-01
PATTERN RECOGNITION LETTERS, vol. 27, no. 9, page. 996 - 1001, 2006-07-01
IMAGE AND VISION COMPUTING, vol. 22, no. 5, page. 355 - 365, 2004-05-01
PATTERN RECOGNITION, vol. 39, no. 12, page. 2301 - 2311, 2006-12
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LECTURE NOTES IN ARTIFICIAL INTELLIGENCE, vol. 3720, page. 377 - 388, 2005-01