Which of the following is not used in standard JPEG image compression?

2022

Which of the following is not used in standard JPEG image compression?

  1. A.

    Huffman coding

  2. B.

    Run-length coding

  3. C.

    Zig–Zag scan

  4. D.

    KL Transform

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Correct answer: D

JPEG compression uses: DCT (Discrete Cosine Transform)

Zig-Zag scan

Run-length encoding

Huffman coding

KL Transform is NOT used in JPEG.

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