Label: lsdr

Content with label lsdr in SCAPE (See content from all spaces)
Related Labels: planning, lsdrscenario, validation, solution, characterisation, watch, identification, integrity, obsolescence, issue, jpeg2000, qa, repair, fixity, conformance, webarchive, system_obsolescence, unknown_characteristics, unknown_file_formats, more »

Page: IS10 Potential bit rot in image files that were stored on CD
Title \\ IS10 Potential bit rot in image files that were stored on CD Detailed description Digitised master image files (TIFFs) from a legacy digitisation project were stored for a number of years on CD. Corresponding service/access images ...
Other labels: qa, issue
Page: IS11 PDF files may face preservation risks
Title \\ IS11 PDF files may face preservation risks Detailed description Problem: the PDF document standard contains various features that pose a direct threat to the longterm accessibility of PDF files. Examples are: password protection, external dependencies, nonembedded ...
Other labels: characterisation, issue, watch, obsolescence
Page: IS13 wmv to Video Format-X Migration Results in Out-of-sync Sound and Video
Title \\ IS13 wmv to video formatX Migration Results in Outofsync Sound and Video Detailed description SB does not want to keep the windows media video files for preservation. Earlier attempts at migration using ffmpeg failed on some files. Some ...
Other labels: qa, issue, planning, obsolescence
Page: IS15 Long-term access and decoding of JP2 images
Title \\ Longterm access and decoding of JP2 images Detailed description The JP2 format is getting increasingly popular for the storage of digitisation masters. A requirement for preservation is that these images remain accessible. Should the format ever become obsolete at some time in the future, this could ...
Other labels: issue, obsolescence
Page: IS16 Normalisation of JPEG 2000 images
Title \\ IS16 Normalisation of JPEG 2000 images Detailed description Problem: within a number digitisation projects, the KB has received JPEG 2000 images that contain features that are a potential preservation risk. Two examples: # For one project, we have ...
Other labels: repair, qa, issue, planning, obsolescence
Page: IS17 Characterisation of text-based formats
Title \\ IS17 Characterisation of textbased formats Detailed description Problem: it is getting increasingly common that scientific journal articles (which are usually in PDF format) are accompanied by supplemental files. These are often research data, or software source code or scripts. In the majority of cases ...
Other labels: identification, webarchive, issue, unknown_file_formats
Page: IS18 Verify bitstream integrity
Title \\ IS18 Verify bitstream integrity Detailed description Problem: bit rot occurs as a result of the (gradual) deterioration of storage media, leading to damage to digital file objects at the bitstream level. Depending on the extent and position of the damaged bits, files affected ...
Other labels: fixity, issue, integrity
Page: IS19 Migrate whole archive to new archiving system
Title \\ IS19 Migrate whole archive to new archiving system Detailed description Problem: a typical characteristic of digital archives that aim for “longterm preservation” is that the life cycle of the technical infrastructure on which they are based is much shorter than the period for which their contained ...
Other labels: qa, issue, planning, watch, system_obsolescence
Page: IS1 Digitised TIFFs do not meet storage and access requirements
Title \\ IS1 Digitised TIFFs do not meet storage and access requirements Detailed description A important part of digital preservation is the willingness and financial commitment of a memory institution to preserve the data for the long term. Given the time scales in question any cost ...
Other labels: qa, issue, obsolescence
Page: IS20 Detect audio files with very bad sound quality
Title \\ IS20 Detect audio files with very bad sound quality Detailed description In a collection of mp3 files (20 Tbytes 360.000 files) we have discovered files with very bad sound quality. Before ingesting everything into our ...
Other labels: characterisation, qa, issue