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Esraa Othman, Iva Cibilic, Vesna Posloncec-Petric and Dina Saadallah
Environmental noise is a major environmental concern in metropolitan cities. The rapid social and economic growth in the 20th century is not always accompanied by adequate land planning and environmental management measures. As a consequence of rapid urb...
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Yandi Song, Shaoyao Zhang and Wei Deng
Determining the optimal planning scale for urban life circles and analyzing the associated built environment factors are crucial for comprehending and regulating residential differentiation. This study aims to bridge the current research void concerning ...
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Yuxin Jiao, Zhikun Lin, Long Yu and Xiaozhu Wu
Task allocation is a critical issue of spatial crowdsourcing. Although the batching strategy performs better than the real-time matching mode, it still has the following two drawbacks: (1) Because the granularity of the batch size set obtained by batchin...
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Liu Cui, Hui Yang, Liang Chu, Qingping He, Fei Xu, Yina Qiao, Zhaojin Yan, Ran Wang and Hui Ci
Land cover is important for global change studies, and its accuracy and reliability are usually verified by field sampling, which costs a lot. A method was proposed for the verification of land cover datasets with the geo-tagged natural scene images usin...
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Alexandros Skondras, Eleni Karachaliou, Ioannis Tavantzis, Nikolaos Tokas, Elena Valari, Ifigeneia Skalidi, Giovanni Augusto Bouvet and Efstratios Stylianidis
In the past few decades, the management of urban spaces with appropriate tools has been in constant discussion due to the plethora of new technologies that have emerged for participatory planning, drone mapping, photogrammetry and 3D modeling. In a multi...
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Afra A. Alabbadi and Maysoon F. Abulkhair
Recently, with the development of mobile devices and the crowdsourcing platform, spatial crowdsourcing (SC) has become more widespread. In SC, workers need to physically travel to complete spatial?temporal tasks during a certain period of time. The main ...
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Carolynne Hultquist, Zita Oravecz and Guido Cervone
Citizen-led movements producing spatio-temporal big data are potential sources of useful information during hazards. Yet, the sampling of crowdsourced data is often opportunistic and the statistical variations in the datasets are not typically assessed. ...
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Robert Jeansoulin
Providing long-term data about the evolution of railway networks in Europe may help us understand how European Union (EU) member states behave in the long-term, and how they can comply with present EU recommendations. This paper proposes a methodology fo...
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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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Marta Samulowska, Szymon Chmielewski, Edwin Raczko, Michal Lupa, Dorota Myszkowska and Bogdan Zagajewski
Crowdsourcing is one of the spatial data sources, but due to its unstructured form, the quality of noisy crowd judgments is a challenge. In this study, we address the problem of detecting and removing crowdsourced data bias as a prerequisite for better-q...
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