Modeling delta encoding of compressed files

Shmuel T. Klein, Tamar C. Serebro, Dana Shapira

Research output: Contribution to journalArticlepeer-review

4 Scopus citations

Abstract

The Compressed Delta Encoding paradigm is introduced, i.e., delta encoding directly in two given compressed files without decompressing. Here we explore the case where the two given files are compressed using LZW, and devise the theoretical framework for modeling delta encoding of compressed files. In practice, although working on the compressed versions in processing time proportional to the compressed files, our target file may be considerably smaller than the corresponding LZW form.

Original languageEnglish
Pages (from-to)137-146
Number of pages10
JournalInternational Journal of Foundations of Computer Science
Volume19
Issue number1
DOIs
StatePublished - Feb 2008

Keywords

  • Delta File
  • Differencing encoding
  • LZW

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