Adaptive Image Sharpening Method Using Edge Sharpness
نویسندگان
چکیده
This paper proposes a new method for automatic improvement in image quality through adjusting the image sharpness. This method does not need prior knowledge about image blur. To accomplish this work, the authors developed a new method for evaluating image sharpness without MTF. This is called image "edge sharpness* value. According to the subjective experiments, optimal edge sharpness value for image quality was obtained. Image sharpness can be optimally and automatically adjusted by altering the edge sharpness into optimal value. This method was applied to several images, obtained by scanning photographs, and experimental results were good.
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