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Non uniform quantizer ______ distortion.

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in Digital Communications by (828k points)
Non uniform quantizer ______ distortion.

(a) Increases

(b) Decreases

(c) Does not effect

(d) None of the mentioned

I had been asked this question during an online interview.

My doubt stems from Quantization topic in chapter Source Coding of Digital Communications

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Correct choice is (b) Decreases

Easy explanation: Distortion can be reduced by using non uniform quantizer.

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