My previous blog Assessing file format risks: searching for Bigfoot? resulted in some interesting feedback from a number of people. There was a particularly elaborate response from Ross Spencer, and I originally wanted to reply to that directly using the comment fields.
Last week someone pointed my attention to a recent iPres paper by Roman Graf and Sergiu Gordea titled "A Risk Analysis of File Formats for Preservation Planning". The authors propose a methodology for assessing preservation risks for file formats using information in publicly available information sources. In short, their approach involves two stages:
Like many other organisations that are using JPEG 2000, the KB produces two representations of most of its digitised content (newspapers, books, periodicals):
It's been more than two years now since I wrote my D-Lib paper JPEG 2000 for Long-term Preservation: JP2 as a Preservation Format. From time to time people ask me about the status of the issues that are mentioned in that paper, so here's a long overdue update.
Last year (2012) the KB released a report on the suitability of the EPUB format for archival preservation. A substantial number of EPUB-related developments have happened since then, and as a result some of the report's findings and conclusions have become outdated.