'Project Radiocarbon' - Big Data, integrated cross-national heritage histories

Lead Research Organisation: Manchester Metropolitan University
Department Name: Politics, Philosophy & History

Abstract

The development of the radiocarbon (14C) dating technique represents one of the most significant events in the history of archaeological thought; with this innovative method archaeology really started again in the 1950s. Identifying when things happened in time (as well as where things happened in space) is central to the archaeological endeavour. Since the 1950s millions of pounds/euro have been spent in Ireland and the UK producing 14C measurements in order to undertake archaeological research. These measurements have been funded by government heritage agencies, by academic researchers, by archaeologists in professional practice, by local societies, and by research agencies including the IRC and the AHRC. The numbers of these data have significantly increased in the UK with changes in central planning policy, from Planning Policy Guidance 16 onwards and with the development of professional archaeological practice as part of the construction industry. In the Republic of Ireland, the construction boom associated with the 'Celtic Tiger' economy had a similar impact on the scale of the production of 14C data. The rapid expansion in the numbers of 14C data also underlines how central they are to all forms of archaeology, produced from every type of archaeological site, from the whole 60,000 years of human history when the technique can be used.

However, 14C data can only be used effectively in subsequent research if they are correctly reported (Bayliss 2015; Millard 2014); because of a lack of training across the sector essential data attributes are often not reported or made publuc by researchers. If these attributes are lost or removed from radiocarbon measurements their utility becomes compromised and their value lessened.

Ironically, given the importance of these data, there has been a global failure to curate them effectively. Across the UK and Ireland, there is no single functioning 14C archive. Because of this, millions of euros/pounds of data are being made rogue - with inaccurate, incomplete, or otherwise compromised 14C attributes often present in research literature. Moreover, the absence of international digital archives for these essential data is a significant barrier to research that seeks to work across national historic environment agency jurisdictions. This has major issues globally for archaeological research, and is especially true for Ireland and the UK, where many research objectives exist across borders, with datasets that do not respect the confines of contemporary nation states. Further, reporting standards mean that many existing 14C data are not interoperable with existing historic environment data management systems. The result is that we are impoverishing vast quantities of data of huge value, and that our research into, analyses of, and curation of the historic environment are similarly compromised.

This project will address this significant, international problem for all archaeological research periods by transforming available data from across Ireland and the UK, reconstituting the essential attributes, and safeguarding these data for the future. We will use these data to achieve innovative Big Data analyses into the management of the historic environment, and into archaeological research across all periods and regions of the UK and Ireland. Our lasting legacy will be making these data and our analyses discoverable, open access, sustainable and functional for researchers to come, providing a sector-wide training legacy, and developing schools resources to educate the next generation of digital humanities researchers in the historic environment. We are supported in this work by our historic environment partners in national government, and national heritage agencies, and the digital infrastructure provided by the Archaeology Data Service which will secure this invaluable resource for the future.

Publications

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Griffiths, S. (2022) Radiocarbon: Big Data & Cross-border Histories in British Archaeology

 
Description We are developing international best practice in radiocarbon data curation and dissemination across heritage agencies in the UK and island of Ireland.
Exploitation Route Expand the application of these methods into further international regions, including use by national heritage agencies beyond island of Ireland and UK.
Sectors Communities and Social Services/Policy,Construction,Culture, Heritage, Museums and Collections

 
Description Having advertised our research post and appointed Epostdocs, the project assessed the state of data curation in the various heritage agencies involved in the project and began creating the digital infrastructure for 14C data. We conducted an extensive consultation process with partner organisations - across govt, professional practice, museums and other heritage agencies - over six jurisdictions in the island of Ireland and the UK to provide an opportunity for them to engage critically in plans for the 14C resource and provide feedback in an open and constructive manner. This focused on the required structure of this database, specifically on data fields (which should be: recorded; mandatory or optional; defined using limited pick lists or free text) and which vocabularies should be used to describe data. We held two Non-Academic Advisory Group meetings (25th November 2021 and 4th February 2022) with partners to update them on the progress of and to further develop the design, as well as to discuss how legacy data will be integrated into the final database. The project team completed the database design and structure in March 2022. We finalized a list of over 50 field variables which underpin the design and functionality of the database. These variables ensure that past, present and future data are comparable and up to modern standards. The final data model (backend and frontend of the database) is being created by our project partners at ADS and we are due to begin testing this month. Our PDRAs have commenced transformation of Irish and UK radiocarbon data in the public domain, initially cleaning radiocarbon data, i.e. validating and resurrecting sufficient attributes of 14C measurements. In line with the project commitment to our PDRA ECR training, our PDRAs have been conducting research on a subset of the collated dataset, specifically data from seemingly isolated metalworking sites in Ireland, known from the Iron Age, early medieval, and later medieval periods. This research will focus on identifying the long-term temporal trends associated with these sites over these various periods. Background research into existing educational resources relating to 14C dating has also been undertaken before designing new materials for schools to increase public access to the dataset.
First Year Of Impact 2022
Sector Communities and Social Services/Policy,Construction,Culture, Heritage, Museums and Collections
Impact Types Cultural,Policy & public services

 
Description New classification for heritage in the Republic of Ireland and Northern Ireland
Geographic Reach Europe 
Policy Influence Type Contribution to new or improved professional practice
Impact We have created the first ratified descriptors for the periods of archaeological activity across the island of Ireland. This will make heritage data from across these jurisdictions interoperable, findable and discoverable for the first time.
URL https://client.perio.do/?page=authority-view&backendID=web-https%3A%2F%2Fdata.perio.do%2F&authorityI...
 
Description Conference Presentation European Archaeology Association 
Form Of Engagement Activity A talk or presentation
Part Of Official Scheme? No
Geographic Reach International
Primary Audience Professional Practitioners
Results and Impact Talk to the European Archaeology Association
Year(s) Of Engagement Activity 2022
 
Description Conference presentation Radiocarbon and Archaeology 
Form Of Engagement Activity A talk or presentation
Part Of Official Scheme? No
Geographic Reach International
Primary Audience Professional Practitioners
Results and Impact Talk to Radiocarbon and Archaeology
Year(s) Of Engagement Activity 2022
 
Description Invited expert at the AI and Big Data meeting sponsored by the National Science Foundation USA 
Form Of Engagement Activity A formal working group, expert panel or dialogue
Part Of Official Scheme? No
Geographic Reach International
Primary Audience Professional Practitioners
Results and Impact Workshop on Big Data and IA in heritage science.
Year(s) Of Engagement Activity 2022