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Mohammad H. Vahidnia and Hossein Vahidi
Over the past few decades, geoportals have been considered as the key technological solutions for easy access to Earth observation (EO) products, and the implementation of spatial data infrastructure (SDI). However, less attention has been paid to develo...
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Xin He,Hans Persson,Anders Östman
Pág. 88 - 106
GeoTest is a project initiated by Future Position X (a GIS cluster organization in Gävle, Sweden), the National Land Survey of Sweden (NLS) and the University of Gävle. The project aims to test Swedish geodata, services and geoportals and make sure they ...
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Marek Ogryzek and Ada Wolny-Kucinska
In central and eastern European countries that joined the European Union (EU) in 2004 and 2007, there are strong connections between transport development and sustainable regional development. The needs for transport development in post-socialist countri...
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Almir Karabegovic, Mirza Ponjavic and Mirsada Hukic
The outbreak of COVID-19 is a public health emergency that caused disastrous results in many countries. The global aim is to stop transmission and prevent the spread of the disease. To achieve it, every country needs to scale up emergency response mechan...
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Mohsen Kalantari, Syahrudin Syahrudin, Abbas Rajabifard, Hardi Subagyo and Hannah Hubbard
Spatial metadata is a critical part of any spatial data infrastructure, which enables the organising, sharing, discovery and use of spatial data. This paper highlights a knowledge gap in the usability of the metadata systems for the end?users. It then ad...
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Candan Eylül Kilsedar and Maria Antonia Brovelli
The focus of this research is addressing a subset of the geovisualization (i.e., geographic visualization) challenges identified in the literature, namely multidimensional vector and raster geospatial data visualization. Moreover, the work implements an ...
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Marek Ogryzek, Eufemia Tarantino and Krzysztof Rzasa
Binding and planned community regulations regarding INSPIRE and other documents resulting from work on INSPIRE have forced the member countries to implement new or updated regulations. The purpose of creating the spatial information infrastructure was to...
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Paidamwoyo Mhangara, Asanda Lamba, Willard Mapurisa and Naledzani Mudau
The successful implementation of the African Union?s Agenda 2063 strategic development blueprint is critical for the attainment of economic development, social prosperity, political stability, protection, and regional integration in Africa. Agenda 2063 i...
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Karol Król and Wojciech Sroka
The spatial planning system in Poland is undergoing a fundamental reform. It emphasises the digital representation of spatial data. Low performance of geoportals, no Internet access, or poor connectivity can contribute to the exclusion from the spatial p...
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Nikolina Drago Mijic,Maksim Sestic
Pág. 315 - 338
The term infrastructure, as a mechanism of support for spatial data, was used for the first time in the early 1990s in Canada. Today, the concept of spatial data infrastructure (SDI) has become a new paradigm worldwide for the collection, use, exchange a...
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Sergiy Kostrikov, Rostyslav Pudlo, Dmytro Bubnov and Vladimir Vasiliev
Our research presents a complete R&D cycle?from the urban terrain generation and feature extraction by raw LiDAR data processing, through visualizing a huge number of urban features, and till applied thematic use cases based on these features extract...
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Marin Micunovic, Sanja Faivre and Mateo Ga?parovic
This study investigates the quality and accuracy of remote sensing data in beach surveys based on three different data sources covering a 10-year period (2011?2021). Orthophotos from State Geodetic Administration Geoportal and satellite imagery from Goog...
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Collins Mwange,Galcano C. Mulaku,David Siriba
Pág. 172 - 190
Despite a history of more than 15 years, the Kenya National Spatial Data Infrastructure had largely stagnated in 2016. The national geoportal, often regarded as the face of a Spatial Data Infrastructure, was not even accessible. Unlike most studies that ...
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Cristiano Fugazza,Gianluca Luraschi
Pág. 16 - 37
the discovery functionality implemented by geoportals is primarily based on the syntactic matching of users? search pattern against descriptive metadata, such as title, abstract, or keywords. As a consequence, the retrieval process is often hampered by l...
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Bernhard Vockner,Mariana Belgiu,Manfred Mittlboeck
Pág. 441 - 463
In many cases web search engines like Google are still used for discovery of geographic base information. This can be explained by the fact that existing approaches for Geo-information retrieval still face significant challenges. Discovery in currently a...
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Fahmi Amhar, Endang Purnama Giri, Florence Elfriede Sinthauli Silalahi, Shelvie Nidya Neyman, Anggrahito, Dadan Ramdani, Danang Jaya, Dewayany Sutrisno, Sandi Adhitya Kolopaking, Tia Rizka Nuzula Rachma and Murdaningsih
This research aims to protect Digital Elevation Model (DEM) data from piracy or counterfeiting. An invisible watermark inserted into the data, which will not considerably change the data value, is necessary. The proposed method involves the use of the tw...
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Marta Kuzma and Hans Bauer
The article presents research on the evaluation of hidden map metadata. A hidden map is a map being part of a book that illustrates certain facts described in the book (e.g., military campaigns, political processes, migrations). The evaluation regards th...
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Robin Waters,Matt Beare,Rob Walker,Michel Millot
Pág. 1 - 22
Many Legally Mandated Organisations (LMOs) and other data suppliers who are providing data within the INSPIRE themes will retain their own schemas for the data that they collect, manage and publish. For INSPIRE compliance however, they must also ensure t...
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