Robert G. Gallager is a prominent figure in the field of coding theory, known for his contributions to error-correcting codes and the development of graphical models for representing these codes. His work, particularly on low-density parity-check (LDPC) codes, has been influential in enhancing data transmission reliability and efficiency. His concepts have paved the way for innovative approaches in coding theory, especially through the use of Tanner graphs for code construction.
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