scholarly journals A catch 22 of 3D data sustainability: Lessons in 3D archaeological data management & accessibility

Author(s):  
Heather Richards-Rissetto ◽  
Jennifer von Schwerin
2021 ◽  
Vol 9 (4) ◽  
pp. 325-337
Author(s):  
Robert Z. Selden ◽  
Lauren N. Butaric ◽  
Kersten Bergstrom ◽  
Dennis Van Gerven

ABSTRACTThe production of three-dimensional (3D) digital meshes of surface and computed tomographic (CT) data has become widespread in morphometric analyses of anthropological and archaeological data. Given that processing methods are not standardized, this leaves questions regarding the comparability of processed and digitally curated 3D datasets. The goal of this study was to identify those processing parameters that result in the most consistent fit between CT-derived meshes and a 3D surface model of the same human mandible. Eight meshes, each using unique thresholding and smoothing parameters, were compared to assess whole-object deviations, deviations along curves, and deviations between specific anatomical features on the surface model when compared with the CT scans using a suite of comparison points. Based on calculated gap distances, the mesh that thresholded at “0” with an applied smoothing technique was found to deviate least from the surface model, although it is not the most biologically accurate. Results have implications for aggregated studies that employ multimodal 3D datasets, and caution is recommended for studies that enlist 3D data from websites and digital repositories, particularly if processing parameters are unknown or derived for studies with different research foci.


2018 ◽  
Vol 6 (2) ◽  
pp. 89-92 ◽  
Author(s):  
Sarah Whitcher Kansa ◽  
Eric C. Kansa

ABSTRACTThis special section stems from discussions that took place in a forum at the Society for American Archaeology's annual conference in 2017. The forum, Beyond Data Management: A Conversation about “Digital Data Realities”, addressed challenges in fostering greater reuse of the digital archaeological data now curated in repositories. Forum discussants considered digital archaeology beyond the status quo of “data management” to better situate the sharing and reuse of data in archaeological practice. The five papers for this special section address key themes that emerged from these discussions, including: challenges in broadening data literacy by making instructional uses of data; strategies to make data more visible, better cited, and more integral to peer-review processes; and pathways to create higher-quality data better suited for reuse. These papers highlight how research data management needs to move beyond mere “check-box” compliance for granting requirements. The problems and proposed solutions articulated by these papers help communicate good practices that can jumpstart a virtuous cycle of better data creation leading to higher impact reuses of data.


2018 ◽  
Vol 26 (2) ◽  
pp. 873-893 ◽  
Author(s):  
Simon J. Holdaway ◽  
Joshua Emmitt ◽  
Rebecca Phillipps ◽  
Sina Masoud-Ansari

Author(s):  
M. L. Hou ◽  
Y. G. Hu ◽  
Y. H. Wu ◽  
X. S. Zhao

Recently different types 3D data of many cultural heritage are collected, however, how to store and manage these data problem. This paper presents a new solution regarding cultural 3D information fine reconstruction and data management based on 3D modeling. These data were stored with the file system and database, which improved the efficiency of data retrieval; on this basis, hyper-fine 3D models of cultural relics were established. Fine 3D information model based on this method can be used for 3D statistics, virtual restoration and change detection, etc. It can provide a scientific basis for the field of conservation and restoration of cultural relics, but can also provide a reference for fine 3D reconstruction to be applied to other cultural relics. Finally, the Dazu Thousand-hand Bodhisattva has been taken as an example, which verified the feasibility and effectiveness of the program.


Author(s):  
Juergen Rossmann ◽  
Martin Hoppen ◽  
Arno Buecken

3D simulation applications benefit from realistic and exact forest models. They range from training simulators like flight or harvester simulators to economic and ecological simulations for tree growth or succession. The nD forest simulation and information system integrates the necessary methods for data extraction, modeling, and management of highly realistic models. Using semantic world modeling, tree data can efficiently be extracted from remote sensing data – even for very large areas. Data is modeled using a GML-based modeling language and a flexible data management approach is integrated to provide caching, persistence, a central communication hub, and a versioning mechanism. Combining various simulation techniques and data versioning, the nD forest simulation and information system can provide applications with historic 3D data in multiple time dimensions (hence nD) as well as with predicted data based on simulations.


Author(s):  
M. L. Hou ◽  
Y. G. Hu ◽  
Y. H. Wu ◽  
X. S. Zhao

Recently different types 3D data of many cultural heritage are collected, however, how to store and manage these data problem. This paper presents a new solution regarding cultural 3D information fine reconstruction and data management based on 3D modeling. These data were stored with the file system and database, which improved the efficiency of data retrieval; on this basis, hyper-fine 3D models of cultural relics were established. Fine 3D information model based on this method can be used for 3D statistics, virtual restoration and change detection, etc. It can provide a scientific basis for the field of conservation and restoration of cultural relics, but can also provide a reference for fine 3D reconstruction to be applied to other cultural relics. Finally, the Dazu Thousand-hand Bodhisattva has been taken as an example, which verified the feasibility and effectiveness of the program.


Author(s):  
K. Wong ◽  
C. Ellul ◽  
J. Morley ◽  
R. Home ◽  
M. Kalantari

Abstract. The interest in and use of 3D models in built environments is rapidly increasing, and they are now a key component of decision-making in areas including climate change mitigation (e.g., calculating solar panel potential, flood modelling, modelling housing age for retrofitting of thermal insulation), urban planning and cadastral systems (modelling rights, restrictions and responsibilities in complex buildings, streamlining the process to issue planning permits, design of existing or new developments) and infrastructure (construction, transport, utility management and modelling, asset management). 3D models are also an integrator for the data underpinning smart cities – knowing where a sensor is in 3D space allows the data to be integrated with the surrounding context – for example, noise data could be integrated with traffic information. Reflecting this interest, national mapping and cadastral agencies (NMCA) including Ordnance Survey (GB) are now increasingly generating 3D mapping at national scale, and there is extensive research as to how this data can be integrated with another emerging source of 3D models such as building information modelling (BIM).These trends were evident during the 3rd BIM/GIS Integration Workshop and 15th 3DGeoInfo 2020 events, which were co-hosted by University College London and Ordnance Survey (GB) in September 2020. The workshop and conference brought together international researchers from academia, industry, government and national mapping and cadastral agencies in the field of 3D geoinformation, in an interdisciplinary gathering of researchers in the fields of data collection, data management, data quality, data analysis, advanced modelling approaches, applications, users, visualisation, augmented reality, artificial intelligence and many more.This year’s theme was Users and Use Cases. The workshop and conference covered a wide range of topics including 3D data acquisition and processing, 3D city modelling and related standards, visualisation and dissemination of 3D data, augmented and virtual reality, 3D and Artificial Intelligence/Machine Learning. Three sessions of the BIM/GIS Integration Workshop were dedicated to Applications of BIM/GIS Integration, and an entire day of 3DGeoInfo 2020 to Users and Use Cases within 3DGeoInfo. Additionally, two sessions were specifically aimed at NMCA participants.Although initially intended to be a face-to-face event in London, the team rapidly adjusted to the emerging COVID-19 situation, identifying an online solution that facilitated and encouraged participant interaction. This meant that the events could still provide a platform for learning, discussion, and exchange of ideas that they have been able to in previous years, as well as providing opportunities to promote international collaboration in these topics. This special issue of the ISPRS International Archives of Photogrammetry, Remote Sensing and Spatial Information Sciences contains 23 papers selected by a double-blind peer review involving a minimum of two reviewers, presenting research on topics including visualisation, point cloud management, virtual reality, data interoperability, data quality, generating national 3D datasets, indoor 3D, urban planning/permits and underground data management.


2021 ◽  
Author(s):  
Pengfei Liu ◽  
Sabine Loudcher ◽  
Jérôme Darmont ◽  
Camille Noûs

2021 ◽  
Author(s):  
Marija Šegan-Radonjić ◽  
Milica Tapavički-Ilić

In the Republic of Serbia, digitisation of cultural heritage was recognised as a segment of cultural development, while the digitisation process is understood as part of a complex system of managing cultural heritage in institutions of protection, such as museums, institutes for the protection of cultural heritage etc. By focusing on the issue of electronic/digital archaeological heritage management in Serbia's institutes for protection, this article briefly describes the national framework of archaeology in the country and presents some crucial moments in the journey towards digitisation and electronic management of archaeological heritage in Serbia since the 1990s. It also discusses recent efforts by the Ministry of Culture and Information in terms of regulating the procedure of cultural heritage digitisation and establishing a common information system. Finally, it identifies current challenges in archaeological data management in cultural heritage institutions and briefly discusses possible future scenarios.


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