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Article
Multi-source geospatial information integration and sharing in Virtual Globes
Massive volumes of global geospatial information are being collected by newly designed acquisition devices and generated by various geospatial applications. This poses a critical challenge to efficiently organ...
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Article
Analysis-enhanced virtual globe for digital earth
Virtual globe has been recognized as an appealing technology to support the digital earth. It provides an intuitive and appealing way to visualize geospatial information, and is being used frequently to bring ...
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Article
Comparing intellectual and graphical complexities of traditional and image-derived landuse maps
Remotely sensed images have become a powerful source for landuse map**. So far, no quantitative comparison and evaluation exist on the differences between an image-derived landuse map and a traditional landu...
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Article
OpenRS-Cloud: A remote sensing image processing platform based on cloud computing environment
This paper explores the use of cloud computing for remote sensing image processing. The main contribution of our work is to develop a remote sensing image processing platform based on cloud computing technolog...
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Article
Open AccessWeb GIS in practice VIII: HTML5 and the canvas element for interactive online map**
HTML5 is being developed as the next major revision of HTML (Hypertext Markup Language), the core markup language of the World Wide Web. It aims at reducing the need for proprietary, plug-in-based rich Interne...
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Article
Analysis of China vegetation dynamics using NOAA-AVHRR data from 1982 to 2001
The authors derived the normalized difference vegetation index (NDVI) from the NOAA/AVHRR Land dataset, at a spatial resolution of 8km and 15-day intervals, to investigate the vegetation variations in China du...
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Article
A construction schema for provincial spatial database of China
In order to provide a provincial spatial database, this paper presents a scheme for spatial database construction to meet the needs of China. The objective and overall technical route of spatial database const...
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Article
Effects of vegetation cover on summer climate in China during 1982–2001
In this paper, we apply lagged correlation analysis to study the effects of vegetation cover on the summer climate in different zones of China, using NOAA/AVHRR normalized difference vegetation index (NDVI) da...
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Book
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Chapter
Effects of Aggregation Methods on Image Classification
A major concern in scale- and resolution-related issues is to develop methods for determining the most appropriate scale and resolution of study and assessing their effects (Cao and Lam 1997). The choice of an...
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Chapter
Geospatial Service Web
The Web has become a platform where data, information and knowledge can be published, discovered and retrieved. The growth of the Web has resulted in the Web-based sharing of distributed resources. The trend t...
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Chapter and Conference Paper
GeoPW: Towards the Geospatial Processing Web
The growth of the Web has resulted in the Web-based sharing of distributed geospatial data and computational resources. Web Service technologies, especially those standards-based interoperable geospatial servi...
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Article
Post-earthquake assessment of building damage degree using LiDAR data and imagery
Various methods have been developed to detect and assess building’s damages due to earthquakes using remotely sensed data. After the launch of the high resolution sensors such as IKONOS and QuickBird, it becom...
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Article
Object-level change detection based on full-scale image segmentation and its application to Wenchuan Earthquake
Aiming at object fragmentation and poor detection results caused by discontinuous segmentation scale in object-level change detection, a new object-level change detection method based on the full-scale object ...
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Article
Computer-assisted DEM-based aero photography design
In aerial photography, the primary factor is terrain undulation. However, most of the external aerial photography software used for aerial photography design do not take terrain undulation influence into consi...
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Chapter and Conference Paper
Automatic Transformation from Semantic Description to Syntactic Specification for Geo-Processing Service Chains
In a service-oriented environment, where large volumes of geospatial data and diverse geo-processing functions are accessible as services, it is necessary to create service chains as geo-processing workflows t...
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Article
Geospatial semantic interoperability based on ontology
In GIS field, great varieties of information from different domains are involved in order to solve actual problems. But usually spatial information is stored in diverse spatial databases, manipulated by differ...
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Chapter and Conference Paper
A High Precision OGC Web Map Service Retrieval Based on Capability Aware Spatial Search Engine
Recent advances in open geospatial web service, such as Web Map Service as well as corresponding web ready data processing service, have led to the generation of large amounts of OGC enabled links on Internet....
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Chapter and Conference Paper
Design and Application of Optimal Path Service System on Multi-level Road Network
Classical algorithms of optimal path analysis are not efficient enough when handling large numbers of road network nodes. With the light of web service and internet, this problem has a breakthrough development...
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Article
A robust and rapid algorithm for generating and transmitting multi-resolution three-dimensional models
Recent advances in 3D spatial data capture, such as high resolution satellite images and laser scanning as well as corresponding data processing and modeling technologies, have led to the generation of large a...
