SDI-Open 2015
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Preserving Geospatial Data
Technology Watch Report Preserving Geospatial Data Guy McGarva EDINA, University of Edinburgh Steve Morris North Carolina State University (NCSU) Greg Janée University of California, Santa Barbara (UCSB) DPC Technology Watch Series Report 09-01 May 2009 © 2009 1 Executive Summary: Geospatial data are becoming an increasingly important component in decision making processes and planning efforts across a broad range of industries and information sectors. The amount and variety of data is rapidly increasing and, while much of this data is at risk of being lost or becoming unusable, there is a growing recognition of the importance of being able to access historical geospatial data, now and in the future, in order to be able to examine social, environmental and economic processes and changes that occur over time. The geospatial domain is characterized by a broad range of information types, including geographic information systems data, remote sensing imagery, three- dimensional representations and other location-based information. The scope of this report is limited to two-dimensional geospatial data and data that would typically be considered comparable to paper maps or charts including vector data, raster data and spatial databases. There are a number of significant preservation issues that relate specifically to geospatial data, including: the complexity and variety of data formats and structures; the abundance of content that exists in proprietary formats; the need to maintain the technical and social contexts in which the data exists; and the growing importance of web services and dynamic (and ephemeral) data. Standards for geospatial metadata have been defined at both the national and international levels, yet metadata often becomes dissociated from the data, or is incorrect, non-standard in nature, or not created in the first place. -
The Lost Lochs of Scotland: Tracking Land-Use Change and Its Effects on the Archaeological Record
Stratigos, M. J. (2016) The lost lochs of Scotland: tracking land-use change and its effects on the archaeological record. Journal of Wetland Archaeology, 16(1), pp. 33-51. There may be differences between this version and the published version. You are advised to consult the publisher’s version if you wish to cite from it. http://eprints.gla.ac.uk/145495/ Deposited on: 08 August 2017 Enlighten – Research publications by members of the University of Glasgow http://eprints.gla.ac.uk The Lost Lochs of Scotland: Tracking land-use change and its effects on the archaeological record Michael J. Stratigos Department of Archaeology, University of Aberdeen, Aberdeen, UK Department of Archaeology, St. Mary’s, Elphinstone Road, University of Aberdeen, Aberdeen, Scotland, AB24 3UF Email: [email protected] ORCiD: 0000-0001-9284-9041 Biographical Note: Michael is a PhD candidate at the University of Aberdeen due to be completed in 2017. His research focuses on crannogs and underwater archaeology in Scotland. Word Count: 7237 The Lost Lochs of Scotland: Tracking land-use change and its effects on the archaeological record Michael J. Stratigos Department of Archaeology, University of Aberdeen, UK Abstract This paper examines how loch drainage in 18th and 19th century Scotland has shaped the archaeological record, with particular reference to lake dwellings known as ‘crannogs’. The analysis uses the Roy Military Survey of Scotland (1747-55) as a base-line for charting changes to lacustrine environment through time. The work is unique for its scale which examines all of mainland Scotland, and the results have revealed unrecognised patterns in the timing and intensity of land-use changes that have impacted lacustrine environments. -
EDINA Digimap - National Web Mapping for the Education Sector a Case Story That Describes the Development of the New EDINA Digimap Service
editor’s choice EDINA Digimap - national web mapping for the education sector A case story that describes the development of the new EDINA Digimap service. EDINA is a Joint Information Systems Committee (JISC)-funded National Data The solution Centre, hosted within the University of Edinburgh Data Library and offering the Cadcorp delivered a number of licences of its web-based mapping software, UK higher and further education research community networked access to a GeognoSIS together with multiple licences of Map Modeller, its high-end desk- library of data, information and resources. Launched in 2000, the EDINA top GIS system, to manage the data being delivered to the web. This software Digimap service specialises in the delivery of a number of geographical data allowed EDINA to build a new updated Digimap service which has met and collections over the Internet to nearly 150 institutions who subscribe to differ- exceeded EDINA’s numerous challenging and rigorous requirements. ent levels of service. OS MasterMap data was uploaded to a PostGIS database using Snowflake Digital map data ranging from Ordnance Survey® (OS) products to geology, Software’s GO Loader. OS Strategi was loaded with a modified OGR and vari- marine and historical maps can be accessed by staff and students free at point ous other OS vector datasets were managed and loaded via Cadcorp SIS Map of use, at any time of day, whether they are casual or expert ‘power’ users. Modeller. Made possible by funding from JISC, Digimap enables the education sector EDINA used a combination of TileCache and Cadcorp GeognoSIS to serve to access OS data and other digital map resources which they may otherwise the maps into the interface. -
Fieldtrip GB: Creating a Customisable Mapping and Data Capture App for the HEFE Community
Fieldtrip GB: Creating a customisable mapping and data capture app for the HEFE community Ben Butchart1 , Addy Pope1, Murray King1, George Hamilton1 Panos Terzis1, Michael Koutroumpas1 1EDINA, The University of Edinburgh, 160 Causewayside, Edinburgh, EH9 1PR Tel. (+44) 131 651 7712 Fax (+44) 131 650 3308 [email protected], www.edina.ac.uk KEYWORDS: mobile, mapping, data capture, cloud, API, cartography, open data, ordnance survey, citizen science. Fieldtrip GB is a mobile app for iOS and Android smartphones. It has been designed to allow users to take high quality basemaps into the field and capture spatial data against them. Fieldtrip GB is part of a suite of tools that connect through a Personal Cloud API (PCAPI) which allow users and developers to create custom data forms and manage the creation and flow of data captured through the app. This paper introduces the app and explains the concept of the PCAPI. It also describes some of the difficulties in developing apps in the current fragmented mobile sector and details the use of open data to create a suitable basemap for the application. 1. Introduction This paper describes Fieldtrip GB [1], a smartphone app and related web interfaces from EDINA[2] which allows users to view cached maps on their mobile phones and capture data in the field, using their own data collection forms. The application attempts to overcome several challenges with using mobile technology in field for education and data capture. Location aware technology is increasingly carried in people’s pockets in the form of a smart phone or similar mobile devices [3].