58 articles in this issue
Jingsheng Zhai, Zhaoxing Li, Fang Wu, Hang Xie and Bo Zou
This study discusses a method for quantitative quality assessment for the simplification of linear features. Considering the multi-scale nature of linear features, this paper combines the improved Douglas–Peucker method without threshold and the multiway ... see more
Irene Fellner, Haosheng Huang and Georg Gartner
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Jason R. Laura, Trent M. Hare, Lisa R. Gaddis, Robin L. Fergason, James A. Skinner, Justin J. Hagerty and Brent A. Archinal
Planetary science is the study of planets, moons, irregular bodies such as asteroids and the processes that create and modify them. Like terrestrial sciences, planetary science research is heavily dependent on collecting, processing and archiving large qu... see more
Rui Han, Zhilin Li, Peng Ti and Zhu Xu
GlobeLand30 is the world’s first global land cover dataset at 30 m resolution for two epochs, i.e., 2000 and 2010. On the official website, the data are represented by qualitative thematic maps which show the distribution of global land cover, and some pr... see more
Wei Chen, Hang Yin, Kazuyuki Moriya, Tetsuro Sakai and Chunxiang Cao
Remote sensing data from multi-source optical and SAR (Synthetic Aperture Radar) sensors have been widely utilized to detect forest dynamics under a variety of conditions. Due to different temporal coverage, spatial resolution, and spectral characteristic... see more
Wei Liu, Hai-Rong Zhang, Da-Peng Yan and Sheng-Li Wang
Abstract: Spatial discontinuity often causes poor accuracy when a single model is used for the surface modeling of soil properties in complex geomorphic areas. Here we present a method for adaptive surface modeling of combined secondary variables to impro... see more
Yan-Min Luo, Yi Ouyang, Ren-Cheng Zhang and Hsuan-Ming Feng
Mangroves are valuable contributors to coastal ecosystems, and remote sensing is an indispensable way to obtain knowledge of the dynamics of mangrove ecosystems. Due to the similar spectral features between mangroves and other land cover types, challenges... see more
Óscar Rodríguez de Rivera and Antonio López-Quílez
A comparison of several statistical techniques common in species distribution modeling was developed during this study to evaluate and obtain the statistical model most accurate to predict the distribution of different forest tree species (in our case pre... see more
Xian-Hua Han and Yen-wei Chen
Satellite scene classification is challenging because of the high variability inherent in satellite data. Although rapid progress in remote sensing techniques has been witnessed in recent years, the resolution of the available satellite images remains lim... see more
Han-Saem Kim, Chang-Guk Sun and Hyung-Ik Cho
Seismic site effects are influenced mainly by geospatial uncertainties corresponding to geological or geotechnical spatial variance. Therefore, the development of a geospatial database is essential to characterize site-specific geotechnical information in... see more
Jingzhong Li, Xingong Li and Tian Xie
We study the problem of morphing two polygons of building footprints at two different scales. This problem frequently occurs during the continuous zooming of interactive maps. The ground plan of a building footprint on a map has orthogonal characteristics... see more
Fei Wang, Peihua Xu, Changming Wang, Ning Wang and Nan Jiang
The Longzi River Basin in Tibet is located along the edge of the Himalaya Mountains and is characterized by complex geological conditions and numerous landslides. To evaluate the susceptibility of landslide disasters in this area, eight basic factors were... see more
Rodney James Thompson, Peter Van Oosterom and Kean Huat Soon
Cadastral spatial units around the world range from simple 2D parcels to complex 3D collections of spaces, defined at levels of sophistication from textural descriptions to complete, rigorous mathematical descriptions based on measurements and coordinates... see more
Deniz Gerçek
Land management and planning is crucial for present and future use of land and the sustainability of land resources. Physical, biological and cultural characteristics of land can be used to define Land Management Units (LMUs) that aid in decision making f... see more
Mohammad Eskandari, Babak Omidvar, Mahdi Modiri, Mohammad Ali Nekooie and Ali Asghar Alesheikh
The main purpose of this study is to develop a Geospatial Information System (GIS) model with the ability to assess the seismic damage to pipelines for two well-known hazards, including ground shaking and ground failure simultaneously. The model that is d... see more
Khan Rubayet Rahaman, Quazi K. Hassan and M. Razu Ahmed
Baoxuan Jin, Weiwei Song, Kang Zhao, Xiaoyan Wei, Fei Hu and Yongyao Jiang
With the increase in size and complexity of spatiotemporal data, traditional methods for performing statistical analysis are insufficient for meeting real-time requirements for mining information from Big Data, due to both data- and computing-intensive fa... see more
Xuejia Sang, Linfu Xue, Xiaopeng Leng, Jiwen Liu and Liang Zhan
Decision-making departments need more detailed and timely data in order to meet the needs of emergency response. Sichuan province is an area that frequently suffers natural disasters, and many disasters are caused by rainfall. This study establishes a dec... see more
Liang Wu, Lei Xue, Chaoling Li, Xia Lv, Zhanlong Chen, Baode Jiang, Mingqiang Guo and Zhong Xie
Geologic survey procedures accumulate large volumes of structured and unstructured data. Fully exploiting the knowledge and information that are included in geological big data and improving the accessibility of large volumes of data are important endeavo... see more
Ling Wang, Bingwei Tian, Katsuaki Koike, Buting Hong and Ping Ren
The quantification of spatial heterogeneity can be used to examine the structure of ecological systems. The 2008 Wenchuan earthquake caused severe vegetation damage. In addition to simply detecting change, the magnitude of changes must also be examined. R... see more
Hui Wang, Haiping Huang, Yuxiang Qin, Yunqi Wang and Min Wu
Jian Mao, Shandong Wang, Jianhua Ni, Changbai Xi and Jiechen Wang
Flood disasters from dam breaks cause serious loss of human life and immense damage to infrastructure and economic stability. The application of Geographic Information System technology integrated with hydrological modeling for mapping flood-inundated are... see more
Lina Yang, Xu Sun, Axing Zhu and Tianhe Chi
Indoor room optimal allocation is of great importance in geographic information science (GIS) applications because it can generate effective indoor spatial patterns that improve human behavior and efficiency. However, few research concerning indoor room o... see more
Penglin Zhang, Shuaijun Liu and Juan Du
Estimates of gross domestic product (GDP) play a significant role in evaluating the economic performance of a country or region. Understanding the spatiotemporal process of GDP growth is important for estimating or monitoring the economic state of a regio... see more
Ting Nie, Bin He, Guoling Bi, Yu Zhang and Wensheng Wang
The detection of ships in optical remote sensing images with clouds, waves, and other complex interferences is a challenging task with broad applications. Two main obstacles for ship target detection are how to extract candidates in a complex background,... see more
Jantien Stoter, Hendrik Ploeger, Ruben Roes, Els van der Riet, Filip Biljecki, Hugo Ledoux, Dirco Kok and Sangmin Kim
This article reports on the first 3D cadastral registration in The Netherlands, accomplished in March 2016. The solution was sought within the current cadastral, organisational, and technical frameworks to obtain a deeper knowledge on the optimal way of i... see more
Hanqing Zhao, Xuan Fang, Hu Ding, Strobl Josef, Liyang Xiong, Jiaming Na and Guoan Tang
Abstract: Terraces are typical artificial landforms on the Loess Plateau, with ecological functions in water and soil conservation, agricultural production, and biodiversity. Recording the spatial distribution of terraces is the basis of monitoring their ... see more
Peng Xie, Yaolin Liu, Qingsong He, Xiang Zhao and Jun Yang
The Earth’s surface is uneven, and conventional area calculation methods are based on the assumption that the projection plane area can be obtained without considering the actual undulation of the Earth’s surface and by simplifying the Earth’s shape to be... see more
Dan Komosny, Paul Pang, Miralem Mehic and Miroslav Voznak
Device-independent Internet spatial location is needed for many purposes, such as data personalisation and social behaviour analysis. Internet spatial databases provide such locations based the IP address of a device. The free to use databases are nativel... see more