| 摘要 |
A specially programmed computer encodes repeating sequences of equidistant-spaced bit series that are identified in an input file. The position of each sequence is encoded relative to one or more instances of the previous sequence, including both the spacing between bits and the bit position of identified portions of each. For a certain class of input files, this encoding of repeating sequences significantly compresses the input file into the output file. A specially programmed computer decodes files that have been encoded in this manner.
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