But what are Hamming codes? The origin of error correction
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Further reading 1
Caption notes
Overlapping parity checks locate a single flipped bit. A whole-block parity bit lets the extended code detect two errors while still correcting one.
Original passages · 4
correcting what they see back to the nearest valid neighbora more refined series of questions that pin down the location of any single bit errordetect, even though we can't correct, 2-bit errorseach block uses 9 bits, 9(!), to act as a kind of redundancy