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Chapter
A Smart Initial Map Scale Model Based on Distribution of Road Network
Proper initial map reading scale is helpful for improving efficiency in map reading, and helpful for making correct spatial decisions to users. Due to the lack of dynamic link between map reading scale and spa...
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Chapter
Variable Scale Method and Map Loading Evaluation of Mobile Map
As an important manifestation of mobile GIS, mobile map has gradually become an important tool which assists people with spatial cognition in modern society. But the mobile information device’s display area is...
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Chapter and Conference Paper
Neighborhood-Based Variable-Scale Model in Mobile Maps
Mobile maps, which integrates mobile positioning, mobile computing, and mobile communication technologies, differ from desktop and Web maps. Due to their small sizes, maintaining good legibility in mobile maps...
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Chapter and Conference Paper
Attitude Control System Research of Unmanned Airship
This paper describes the attitude control technology for unmanned airships, and presents a structure of attitude control system including feedback of angular position and feedback of angular rate. Then, attitu...
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Chapter and Conference Paper
Disaggregate Logit Model of Public Transportation Share Ratio Prediction in Urban City
In order to analyze the distributing condition of urban passenger flow scientifically and correctly, the disaggregate Logit model is presented to predict the public transportation share ration in city, which i...
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Chapter and Conference Paper
Remote Sensing Image Processing Using MCDF
Modified conjugate directional filtering (MCDF) is a new method proposed by Guo and Watson in 2002 for digital data and image processing. It provides ability in not only integrating directional-filtered result...
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Chapter and Conference Paper
Adaptive Spatial Data Processing System (ASDPS)
To reveal local self-relevance in spatial datasets, using spatial-domain processing is the better approach. However, in spatial-domain processing, each processing algorithm has to be implemented and complied a...