Abstract
A novel method of iterative fuzzy control-based filtering (IFCF) is proposed in this paper. The proposed method has outstanding characteristics of removing impulse noise and smoothing out Gaussian noise while preserving edges and image details effectively. This filtering approach is mainly based on the idea of not letting each point in the area of concern being uniformly fired by each of the basic fuzzy rules. The extended iterative fuzzy control-based filter (EIFCF) and the modified iterative fuzzy control-based filter (MIFCF) are presented in this paper too. EIFCF is mainly based on the idea that in each iteration the universe of discourse gets more shrunk and by shrinking the domains of the fuzzy linguistics, i.e., by compressing their membership function the number of fired fuzzy rules will be forced to keep unchanged in order to preserve the ability of the filter. MIFCF aims to enhance the property of the IFCF via increasing the iteration number without loosing edge information. Experiment results show that the proposed image filtering method based on iterative fuzzy control and its different modifications are very useful for image processing.
Supported in part by the fund of the Applied Fundamental Research of Chongqing Science and Technology Committee under Grant 2000-6968; Supported by the fund of University Science and Technology under Grant SWNU 2004006.
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Lu, Rh., Yang, M., Qiu, Yh. (2005). A Novel Method of Image Filtering Based on Iterative Fuzzy Control. In: Ślęzak, D., Yao, J., Peters, J.F., Ziarko, W., Hu, X. (eds) Rough Sets, Fuzzy Sets, Data Mining, and Granular Computing. RSFDGrC 2005. Lecture Notes in Computer Science(), vol 3642. Springer, Berlin, Heidelberg. https://doi.org/10.1007/11548706_26
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DOI: https://doi.org/10.1007/11548706_26
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