Posts tagged as Spatial

User group discusses large project implementation

  The South African Oracle User Group’s (SAOUG) Spatial and Graph Special Interest Group (SIG) had their first meeting for the year on 24 March 2015, at Oracle’s head office in Midrand. The group, which has been established in 2014, offers a platform to discuss developments in Oracle’s Spatial and Graph product, and is also […]

Spatial data release

Spatial data vendor, AfriGIS, held their 30th data release on 7 December 2010 at Blue Valley Golf Estate in Midrand. Delegates from municipalities, government and the telecommunications, electrical and banking sectors were welcomed by Marius van der Merwe. Details on the various datasets available from AfriGIS, which include the National Address Database (NAD), Cadastral, Street […]

Spatial imaging made easy

Designed to capture shapes, details, and coordinates, the new Trimble VX Spatial Station offers an easy entry into spatial imaging. The instrument is optimised for the acquisition of information using integrated video, scanning and positioning technologies. It is the solution for combining standard resolution 3D scans and digital imaging with survey-precise coordinate measurements and 2D […]

Determining spatial growth in South African cities

by Dechlan Pillay, CSIR-Meraka Institute, and Daniel Sebake, Council for Geoscience The use of multi-temporal satellite imagery has proven to be a valuable resource in understanding spatial growth in urban areas. This paper demonstrates a change detection analysis applied to satellite imagery to give an indication of the spatial change that occurred in South African […]

Practical ethics for Participatory GIS (PGIS)

by Giacomo Rambaldi, Robert Chambers, Mike McCall and Jefferson FoxIn 1998, geographers in Durham convened a workshop to consider the implications of GIS in terms of power and participation.Please download pdf document

Participatory spatial information management and communication in developing countries 1 – DONE

By Giacomo Rambaldi (Technical Centre for Agricultural and Rural, Cooperation), Mike McCall (International Institute for Geo Information, Science and Earth Observation), Peter A Kwaku Kyem (Central Connecticut State University),  Daniel Weiner (West Virginia University).Historic perspective of participatory spatial information managementThe participatory creation of maps, above and beyond their interpretation, started in the late 1980s. At […]

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