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Is VGI an Alternative Model for Gathering and Maintaining Cadastral Data?

Decent Essays

A critical review of two texts
A host of new technologies such as online services, mobile phones, GPS (Global Positioning System), and high-resolution satellite images have dramatically changed the way in which spatial data are produced, used, and shared. Volunteered Geographical Information (VGI) is a pragmatic approach to obtain free spatial data by citizens’ contribution. Although VGI has applied in various disciplines, VGI practices have just started being used in the land administration system. The core of land administration system is cadastral system. It records the land parcel rights, restrictions and responsibilities. There is a huge tenure gap in the world and current land administration systems are not able to fill this gap. …show more content…

However, the socio-organizational concerns are totally different and one of the most key issues surrounding Opencadaster is the authenticity or validity of the data.
The paper written by Basiouka & Potsiou (2012) investigated the actual possibility of using VGI model to create cadastral map. This research was the first practical cadastral mapping process based on voluntary approach. They initiated their research based on this statement: “No one knows the local area better than the residents” (Basiouka & Potsiou, 2012). The aims of this paper were to minimize the times and the costs of cadastral surveys, to eliminate the errors, and finally to unblock the real estate market by involving the volunteered land parcel owners. Basiouka & Potsiou (2012) evaluated the result by comparing the volunteered cadastral map with the accurate, assured and authoritative cadastral map. This study showed that cadastral data were gathered in quick time compared to formal cadastral surveying and also no gross error in positioning was detected. According to the interview with participants, The land parcels owners are willing to voluntarily participate in the cadastral mapping project due to the difficulties they had had by formal cadastral procedure(Basiouka & Potsiou, 2012).
Both papers(Basiouka & Potsiou, 2012; Laarakker & Vries, 2011) are considered VGI as an potential solution to overcome the difficulties of

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