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Provenance for Lattice QCD Workflows -- An Update
Auge, Tanja
, Bali, Gunnar S.
, Kindler, Christian, Klettke, Meike
, Knüttel, Daniel, Söldner, Wolfgang
and Wettig, Tilo
(2025)
Provenance for Lattice QCD Workflows -- An Update.
In: ProvenanceWeek2025, 27. June 2025, Berlin, Germany.
Date of publication of this fulltext: 10 Jul 2025 10:13
Conference or workshop item
DOI to cite this document: 10.5283/epub.77125
Abstract
Particle physics research seeks to understand the fundamental constituents of matter and their interactions. As part of the standard model of particle physics, Quantum Chromodynamics (QCD) is the quantum field theory underlying the strong interactions. This theory explains the formation of hadrons, i.e., composite particles such as the proton and neutron found in atomic nuclei. Lattice QCD is a ...
Particle physics research seeks to understand the fundamental constituents of matter and their interactions. As part of the standard model of particle physics, Quantum Chromodynamics (QCD) is the quantum field theory underlying the strong interactions. This theory explains the formation of hadrons, i.e., composite particles such as the proton and neutron found in atomic nuclei. Lattice QCD is a numerical formulation of QCD, and its development over decades has provided crucial insights into the internal structure of hadrons. The workflows of Lattice QCD involve computationally immense tasks including the generation and manipulation of large amounts of data. A proper description of these workflows and the tracking of the associated metadata is essential and allows for the validation of results at any stage.
We have previously established a provenance model for the two generic parts of the Lattice QCD workflow (generation and measurement). The model is based on the W3C PROV standard. In this paper, we again follow this standard and extend our model by the third part of the workflow (the analysis part). For the generation part of the workflow a community metadata standard (QCDml) exists, which includes provenance information. There are no uniform standards for the other two parts. As a first step towards such standards, we introduce the concept of a ProvCard to isolate the provenance-related metadata. ProvCards allow us to answer typical provenance questions quickly and independently of other (meta-) data. Furthermore, we can automatically generate provenance graphs from ProvCards. We present an outline of the toolbox provQCD, which will implement the corresponding functionalities.
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Details
| Item type | Conference or workshop item (Paper) | ||||
| Page Range: | pp. 52-56 | ||||
|---|---|---|---|---|---|
| Date | 27 June 2025 | ||||
| Institutions | Physics > Institute of Theroretical Physics > Chair Professor Braun > Group Tilo Wettig Physics > Institute of Theroretical Physics > Chair Professor Schäfer > Group Gunnar Bali Informatics and Data Science > General computer science > Data Engineering (Prof. Dr.-Ing. Meike Klettke) | ||||
| Projects |
Funded by:
Deutsche Forschungsgemeinschaft (DFG)
(460248186)
| ||||
| Identification Number |
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| Keywords | Workflow provenance, W3C PROV, Metadata standards, Lattice QCD | ||||
| Dewey Decimal Classification | 000 Computer science, information & general works > 004 Computer science 500 Science > 530 Physics | ||||
| Status | Published | ||||
| Refereed | Yes, this version has been refereed | ||||
| Created at the University of Regensburg | Yes | ||||
| URN of the UB Regensburg | urn:nbn:de:bvb:355-epub-771258 | ||||
| Item ID | 77125 |
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