Research, standards and thoughts for the digital world

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Genome is digital, and can be compressed

Introduction The well-known double helix carries the DNA of living beings. The human DNA contains about 3.2 billion nucleotide base pairs represented by the quaternary symbols (A, G, C, T). With high-speed sequencing machines today it is possible to "read" the DNA. The resulting file contains millions of “reads”, short segments of symbols, typically all of the same length, and weighs an unwieldy few Terabytes. The upcoming MPEG-G standards, developed jointly by MPEG and ISO TC 276 Biotechnology, will reduce the…

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