Question

1. What is upsample?​

Answer 1

Answer:

Upsample [ array, n, offset] shifts array so that its first element moves to the position offset in the resulting array. Upsample [ array, n, offset, val] inserts elements of value val between array elements.

Answer 2

In digital signal processing, upsampling, expansion, and interpolation are terms associated with the process of resampling in a multi-rate digital signal processing system. Upsampling can be synonymous with expansion, or it can describe an entire process of expansion and filtering.

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