Metadata Extraction

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Risk Alert: Insufficient Technical Metadata

Hannah Merwood is a Research Assistant in the Digital Archiving department at The National Archives. Last year Sonia Ranade and Alec Mulinder wrote a blog introducing the work we are doing at The National Archives to create a new method to manage digital preservation risk. In January, our lottery funded research project “Safeguarding the Nation’s Digital Memory'' was launched - a collaborative project with statisticians at the University of Warwick and other UK archive partners to develop a...

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Undateables – methods for determining date ranges for born-digital documents when file system dates go bad

Paul Young is Digital Preservation Specialist/Researcher at the National Archives UK What’s the problem? Determining reliable dates for digital records can be a source of frustration, especially when confronted with a large volume of digital files with dates that are obviously incorrect, such as why your Microsoft Word Document 1997 version dates from 1st January 1970. Dates are very important for The National Archives in particular as we look to transfer records from departments under...

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Keep the knowledge

{jcomments on} Panos Constantopoulos is Professor in the Department of Informatics at Athens University of Economics and Business & Digital Curation Unit in Greece An answer to the question “what should be preserved?” would typically include digital content of various forms and related metadata.  But what stands for content and where is the limit between content and metadata? The changing notion of ‘document’ and the evolution and spread of computationally supported business...

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DPA 2014: Jpylyzer, a JP2 validator and extractor - KB (National Library of the Netherlands) and Partners

The JPEG 2000 standard and its JP2 still image format are steadily gaining popularity in the archival community. An increasing number of cultural heritage institutions are now using JP2 as the preferred format for the storage of preservation masters and access copies within large-scale digitisation programs. If JP2 is used as a preservation format, it is vital to ensure that images are not damaged, and that they are compliant with the format’s specifications. In addition, institutions may have...

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