Middle High German Conceptual Database (MHDBDB)
The MHDBDB is a research infrastructure for Middle High German language and literature, started in 1992 by Horst P. Pütz (Kiel) and Klaus M. Schmidt (Bowling Green) and hosted at the University of Salzburg since 2002. It holds 667 texts with lemmatisation, part-of-speech tags and links to a concept system. Between 2024 and 2026 the entire data set was migrated from RDF to TEI. The data is openly available on GitHub and Zenodo; the new interface MHDBDB Next runs on the TEI files without a database server, while MHDBDB Graph remains as the RDF access.
My contribution: Data migration and curation of the TEI corpus, user acceptance testing for MHDBDB Next, project coordination and grant applications, TEI documentation, XPath and XSLT scripting.
- Websitemhdbdb.plus.ac.at
- WebsiteMHDBDB Next
- WebsiteMHDBDB Graph
- Codemhdbdb-tei-only
- CodeMHDBDB-next
- CodeMHDBDB-graph
- CodeGitHub organisation
- DataTEI-XML repository (Zenodo)
- Project pageUniversity of Salzburg
- BlogMHDBDB Next: Forschen ohne Datenbankserver
Sub-projects
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Oct 2024 – Dec 2026
Users First. Optimierung von User Interface, User Experience und Crowdsourcing an der Mittelhochdeutschen Begriffsdatenbank Funding: CLARIAH-AT (BMFWF) Stabilising MHDBDB Graph (RDF) and building MHDBDB Next (TEI). Users can contribute records and check automatically generated data. Responsible: Katharina Zeppezauer-Wachauer, Julia Hintersteiner, Alan Lena van Beek.
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Oct 2024 – Dec 2026
MHDBDB goes AI. Datenaufbereitung für das OER-LLM ParzivAI Funding: CLARIAH-AT (BMFWF) Preparing the MHDBDB data in open formats (TEI, RDF, JSON, plain text) and an open API for lemma queries as material for ParzivAI, an LLM for translating Middle High German texts (prototype: Florian Nieser and Thomas Renkert, Heidelberg). Responsible: Katharina Zeppezauer-Wachauer, Julia Hintersteiner, Alan Lena van Beek. Includes the hackathon “Von historischen Daten zu KI” (Salzburg, October 2025).