Trip Report: Nestor Winter School LZA
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Event: nestor/DPE Winter School 2007 "Praktische Anwendungsfelder der digitalen Langzeitarchivierung"
Gernrode/Harz, 11. -15. November 2007
Participants MPDL: Kristina
For details, please check the Agenda
1st Day[edit]
Introduction in the digital longterm preservation
- Methods:
- Emulation: Reproduction of the original hardware, software and operating system
- Migration: Periodical transfer of the digital material from one (older) hard/software configuration to another (newer) one
- Presentation of the OAIS Model (Reference Model for an Open Archival Information System), which is a terminological and structural concept for the digital longterm preservation
- Presentation of the Nestor "Kriterienkatalog vertrauenswürdige digitale Langzeitarchive"
- Data formats and standards, amongst others the characteristics of picture formats
- Raster graphics consists of pixels
- compressed, e.g. TIFF uncompressed
- uncompressed, e.g. TIFF group 4 (lossless), GPEG and GIV (lossy)
- Vector graphics describe pictures through geometric forms like lines, circles, etc.
- Raster graphics consists of pixels
- The VdW working group has published a list of questions which can support the user in the decision which format to use for which digital object
2nd Day[edit]
3rd Day[edit]
4th Day[edit]
Summary[edit]
DLZA is a process, which can not be solved by an institute alone, because the development and implementation of strategies is very complex and costly. Therefore, a cooperation between the different organizations is highly desirable.