30 articles in this issue
Jiaqi Li, Xiaoyan Gu, Xinchi Li, Junzhong Tan and Jiangfeng She
Specifying the positions and attributes of plants (e.g., species, size, and height) during the procedural generation of large-scale forests in virtual geographic environments is challenging, especially when reflecting the characteristics of vegetation dis... see more
Mengke Yang, Chengqi Cheng and Bo Chen
Human mobility is closely associated with places. Due to advancements in GPS devices and related sensor technologies, an unprecedented amount of tracking data has been generated in recent years, thus providing a new way to investigate the interactions bet... see more
Margo E. Berendsen, Jeffrey D. Hamerlinck and Gerald R. Webster
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Josef Stemberk, Josef Dolejs, Petra Maresova and Kamil Kuca
In the context of national-level strategies, the importance of tourism in national parks is on the rise. The objective of this study is to investigate the relationship between the number of visitors to national parks and five variables: area, number of em... see more
Matthias Thöny, Raimund Schnürer, René Sieber, Lorenz Hurni and Renato Pajarola
The objective of interactive geographic maps is to provide geographic information to a large audience in a captivating and intuitive way. Storytelling helps to create exciting experiences and to explain complex or otherwise hidden relationships of geospat... see more
Eufemia Tarantino, Antonio Novelli, Raffaela Cefalo, Tatiana Sluga and Agostino Tommasi
The initial Galileo satellite positioning services, started on December 15, 2016, became available with a formal announcement by the European Commission. This first step toward the Galileo system Full Operational Capability (FOC) has allowed many research... see more
Chiao-Ling Kuo, Ta-Chien Chan, I-Chun Fan and Alexander Zipf
In the era of big data, ubiquitous Flickr geotagged photos have opened a considerable opportunity for discovering valuable geographic information. Point of interest (POI) and region of interest (ROI) are significant reference data that are widely used in ... see more
Yu Liu, Lin Li, Hang Shen, Hui Yang and Feng Luo
Geographic information ontology represents an effective means of expressing geographic concepts and relationships between them. As an emerging field of study, it has drawn the attention of increasing numbers of scholars worldwide. In this study, both co-c... see more
Wojciech Maleika, Michal Koziarski and Pawel Forczmanski
This paper proposes a method of creating a multiresolution depth grid containing bathymetric data describing a stretch of sea floor. The included literature review presents current solutions in the area of the creation of digital terrain models (DTMs) foc... see more
Emmanouil Panagiotakis, Nektarios Chrysoulakis, Vasiliki Charalampopoulou and Dimitris Poursanidis
We present an accurate digital surface model (DSM) derived from high-resolution Pleiades-1B 0.5 m panchromatic tri-stereo images, covering an area of 400 km2 over the Athens Metropolitan Area. Remote sensing and photogrammetry tools were applied, resultin... see more
Tessio Novack, Robin Peters and Alexander Zipf
Several geospatial studies and applications require comprehensive semantic information from points-of-interest (POIs). However, this information is frequently dispersed across different collaborative mapping platforms. Surprisingly, there is still a resea... see more
Xianjin He, Xinchang Zhang and Jie Yang
Map generalization utilizes transformation operations to derive smaller-scale maps from larger-scale maps, and is a key procedure for the modelling and understanding of geographic space. Studies to date have largely applied a fixed tolerance to aggregate ... see more
Mohammed Zia, Ziyadin Cakir and Dursun Zafer Seker
The Equality-Generalized Travelling Salesman Problem (E-GTSP), which is an extension of the Travelling Salesman Problem (TSP), is stated as follows: given groups of points within a city, like banks, supermarkets, etc., find a minimum cost Hamiltonian cycl... see more
Ugur Alganci, Baris Besol and Elif Sertel
Digital elevation models (DEMs), which can occur in the form of digital surface models (DSMs) or digital terrain models (DTMs), are widely used as important geospatial information sources for various remote sensing applications, including the precise orth... see more
Levente Juhász and Hartwig H. Hochmair
This paper presents the results of a study that explored if and how an OpenStreetMap (OSM) data import task can contribute to OSM community growth. Different outreach techniques were used to introduce a building import task to three targeted OSM user grou... see more
Wei Ma, Hanjiang Xiong, Xuefeng Dai, Xianwei Zheng and Yan Zhou
Mobile Augmented Reality (MAR) systems are becoming ideal platforms for visualization, permitting users to better comprehend and interact with spatial information. Subsequently, this technological development, in turn, has prompted efforts to enhance mech... see more
Mary Fargher
Recent developments in webGIS are transforming how geospatial information can be used in schools. Smart mapping, mobile applications, editable feature services (EFS), and web map services (WMS) are all now more freely available. These have made prior tech... see more
Rui Guo, Jianbo Liu, Na Li, Shibin Liu, Fu Chen, Bo Cheng, Jianbo Duan, Xinpeng Li and Caihong Ma
Considering the classification of high spatial resolution remote sensing imagery, this paper presents a novel classification method for such imagery using deep neural networks. Deep learning methods, such as a fully convolutional network (FCN) model, achi... see more
Lia Duarte, Pedro Silva and Ana Cláudia Teodoro
Unmanned Aerial Vehicle (UAV) imagery allows for a new way of obtaining geographic information. In this work, a Geographical Information System (GIS) open source application was developed in QGIS software that estimates several parameters and metrics on t... see more
Albina Moscicka and Marta Kuzma
As a result of changes in boundaries, the political affiliation of locations also changes. Data on such locations are now collected in datasets with reference to the present or to the past space. Therefore, they can refer to localities that either no long... see more
Joseph St. Peter, John Hogland, Nathaniel Anderson, Jason Drake and Paul Medley
Land cover classification provides valuable information for prioritizing management and conservation operations across large landscapes. Current regional scale land cover geospatial products within the United States have a spatial resolution that is too c... see more
Albina Moscicka and Agnieszka Zwirowicz-Rutkowska
As an invaluable source of knowledge about the past, cultural heritage may be an important element of the humanities research infrastructure, along with other elements, such as spatial references. Therefore, this paper attempts to provide an answer to the... see more
Santina Scarpino, Raffaele Albano, Andrea Cantisani, Leonardo Mancusi, Aurelia Sole and Giovanni Milillo
The increasing number of floods and the severity of their consequences, which is caused by phenomena, such as climate change and uncontrolled urbanization, create a growing need to develop operational procedures and tools for accurate and timely flood map... see more
Yonglin Zhang and Rencai Dong
Street greenery is a component of urban green infrastructure. By forming foundational green corridors in urban ecological systems, street greenery provides vital ecological, social, and cultural functions, and benefits the wellbeing of citizens. However, ... see more
Sanjiwana Arjasakusuma, Yasushi Yamaguchi, Yasuhiro Hirano and Xiang Zhou
Ongoing global warming has triggered extreme climate events of increasing magnitude and frequency. Under this effect, a series of extreme climate events such as drought and increased rainfall during the El Nino Southern Oscillation (ENSO) are expected to ... see more
Liangfeng Zhu, Zhiwen Li and Zhongliang Wang
This is the second and final part of our Cesium Markup Language (CZML) study. Here, we describe the relevant applications, academic influence, and future developments of CZML. Since its emergence in 2011, CZML has become widely used in the geoscientific e... see more
Chengming Ye, Yifei Chen and Jonathan Li
With the development of Geographic Information Systems (GIS), crime mapping has become an effective approach for investigating the spatial pattern of crime in a defined area. Understanding the relationship between crime and its surrounding environment rev... see more
Yongze Song and Linyun Fu
Charitable foundations are a critical part of public services. However, there is a large gap between the locations and expenditures of charitable foundations and the real population needs for most nations. Three types of Chinese local charity foundations,... see more
Takashi Nicholas Maeda, Mitsuo Yoshida, Fujio Toriumi and Hirotada Ohashi
Inbound tourism plays an important role in local economies. To stimulate local economies, it is necessary to attract foreign tourists to various areas of a country. This research aims to develop a method of extracting the locations of tourist destinations... see more
Zugang Chen, Jia Song and Yaping Yang