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How to Decode Qubits

Brian N. Siegelwax
Level Up Coding
Published in
3 min readNov 12, 2021

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Data goes in. How does it get out?

This article is inspired by a comment on one of my other articles. While there are a plethora of books and articles and tutorials and videos about encoding data onto qubits, I don’t recall anything dedicated to the other end of quantum algorithms. In other words, how do we get the data back out?

Measurements

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