Question: Q 1 a ) ( 5 pts ) Why do we use DCT in JPEG image compression algorithm? b ) ( 5 pts ) Is

Q1 a)(5 pts) Why do we use DCT in JPEG image compression algorithm? b)(5pts) Is median filter a linear or a nonlinear filter? When do we use the median filter? c)(5pts) Is the Laplacian edge detector a low-pass filter or a high-pass filter? Explain your answer

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