Question

What is meant by Aliases

Answer 1

Aliases means each of a set of signal frequencies, which when sampled at a given uniform rate, would give the same set of sampled values and thus might be incorrectly substituted for one another when reconstructing the original signal.

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Answer 2

ANSWER

anti-aliasing is a technique for minimizing the distortion artifacts known as aliasing when representing a high-resolution image at a lower resolution. Anti-aliasing is used in digital photography, computer graphics, digital audio, and many other applications.