| 摘要 |
<p>The present invention relates to a median based bilateral filter for removing an impulse type image noise and a method thereof. The median based bilateral filter for removing the impulse type image noise according to the embodiment of the present invention includes an image input module which receives an IR image, a pixel arranging module which arranges the surrounding pixels of n x n and a preset central pixel from the IR image inputted from the image input module according to the size of a pixel value, a median based Gaussian filter coefficient calculating module which calculates a median based Gaussian filter coefficient, and a bilateral filter module which performs a filtering operation by applying the median based Gaussian filter coefficient and a distance based Gaussian filter coefficient.</p> |
