An Improved Method for Brain MR Image Enhancement Using Fuzzy Inference System
نویسندگان
چکیده
Image enhancement is used to reduce the noise and improve resolution contrast of the image. The images can be improved by improving the quality regarding the pixel values. The pixel values are manipulated with the number of inputs and the gray level values. On the other hand Fuzzy image enhancement is based on gray level mapping into a fuzzy plane, using a membership function. This paper compares the enhancement performance of commonly used Median Filter and Fuzzy Inference System. Both the methods are tested on 15 MRI brain images. The comparison is based on the parameter Peak Signal to Noise Ration. Fuzzy Inference System shows 17.74 percent improvement in PSNR than Median Filter with improvement in image appearance.
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