Low-density parity-check code

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Low-density parity-check (LDPC) codes, also known as Gallager codes, are a class of error-correction codes first proposed in 1960. Together with the closely related turbo codes, they have gained prominence in coding theory and information theory since the late 1990s.

Excerpt from the Wikipedia article “Low-density parity-check code”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

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