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Chenhao Li, Jiyin Zhang, Amruta Kale, Xiang Que, Sanaz Salati and Xiaogang Ma
In recent years, the concept of ?open data? has received increasing attention among data providers and publishers. For some data portals in public sectors, such as data.gov, the openness enables public oversight of governmental proceedings. For many othe...
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Andrea Miletic, Ana Kuve?dic Divjak and Frederika Welle Donker
Open data portals are web services that serve as a central access point for all government-published open data and can exist at local, regional, national, and international levels. They are an important element of most open data initiatives that have ena...
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Lasse Berntzen, Marius Rohde Johannessen, Kim Normann Andersen and Jonathan Crusoe
This article presents a case study on the use of open data in the Scandinavian parliaments (Norway, Sweden, and Denmark). While the three countries have all opened the gates and provided access to data?for example, on the voting in parliament, debates, a...
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Paolo Fosci and Giuseppe Psaila
How to exploit the incredible variety of JSON data sets currently available on the Internet, for example, on Open Data portals? The traditional approach would require getting them from the portals, then storing them into some JSON document store and inte...
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Alfonso Quarati and Riccardo Albertoni
Linked Data (LD) principles, when applied to Open Government Data (OGD), aim to make government data accessible and interconnected, unlocking its full potential and facilitating widespread reuse. As a modular and scalable solution to fragmented governmen...
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Toni Rantanen, Arttu Julin, Juho-Pekka Virtanen, Hannu Hyyppä and Matti T. Vaaja
Increasing interest has recently been shown towards the digital twins of cities. These urban digital twins utilize 3D city models together with other data sources, such as open data, which can be accessed, e.g., through application programming interfaces...
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Pavlina Fragkou and Leandros Maglaras
Open data portals contain valuable information for citizens and business. However, searching for information can prove to be tiresome even in portals tackling domains similar information. A typical case is the information residing in the European Commiss...
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Stanislav Ronzhin, Erwin Folmer, Pano Maria, Marco Brattinga, Wouter Beek, Rob Lemmens and Rein van?t Veer
After more than a decade, the supply-driven approach to publishing public (open) data has resulted in an ever-growing number of data silos. Hundreds of thousands of datasets have been catalogued and can be accessed at data portals at different administra...
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Jong Jin Park, Eonyong Kim and Han Jong Jun
Open government data (OGD) provide an opportunity for developing various services by disclosing information monopolized by the government to the public so that the private sector can use it. The private sector is utilizing this to improve the work effici...
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Frédéric Pedrinis, John Samuel, Manuel Appert, Florence Jacquinod and Gilles Gesquière
Methods and tools for assessing the visual impact of objects such as high-rises are rarely used in planning, despite the increase in opportunities to develop automated visual assessments, now that 3D urban data are acquired and used by municipalities as ...
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Alfonso Quarati, Monica De Martino and Sergio Rosim
The Open Government Data portals (OGD), thanks to the presence of thousands of geo-referenced datasets, containing spatial information are of extreme interest for any analysis or process relating to the territory. For this to happen, users must be enable...
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Kofi K. Boateng, George Y. Obeng and Ebenezer Mensah
Rice is an essential crop in Ghana. Several aspects of rice have been studied to increase its production; however, the environmental aspects, including impact on climate change, have not been studied well. There is therefore a gap in knowledge, and hence...
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Hasti Ziaimatin, Alireza Nili and Alistair Barros
With the increased use of geospatial datasets across heterogeneous user groups and domains, assessing fitness-for-use is emerging as an essential task. Users are presented with an increasing choice of data from various portals, repositories, and clearing...
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Malik Nabeel Ahmed Awan, Sharifullah Khan, Khalid Latif and Asad Masood Khattak
In modern society, people are heavily reliant on information available online through various channels, such as websites, social media, and web portals. Examples include searching for product prices, news, weather, and jobs. This paper focuses on an area...
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Stefania Marrara, Mauro Pelucchi and Giuseppe Psaila
Social Media, Web Portals and, in general, information systems offer their own Application Programming Interfaces (APIs), used to provide large data sets concerning every aspect of day-by-day life. APIs usually provide data sets as collections of JSON do...
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