Question: [ R 0 5 ] Most image compression techniques are based on transform domain conversions. Explain the principle behind the transform domain conversion. Will transform

[R05] Most image compression techniques are based on transform domain conversions.
Explain the principle behind the transform domain conversion.
Will transform-based conversions always lead to compression? Explain.
For what type of images will the transform domain-based compression yield better results?
What is the optimum transform for image compression?
Can a fixed transform be designed to provide better optimal performance for a set of images?
[R05] Most image compression techniques are based on transform domain conversions.

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