SIMPLIFICATION

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Generalization of buildings within the framework of CityGML被引量：2
《Geo-Spatial Information Science》2013年第4期247-255,共9页Siddique Ullah BAIG Alias ABDUL-RAHMAN 
We would like to convey our deepest acknowledgement firstly to Universiti Teknologi Malaysia(UTM)for providing research grant Vote No.Q.J130000.7127.04J81;Last but not least our sincere appreciation to The Research Management Centre(RMC)of UTM and The Ministry of Higher Education(MOHE),Malaysia for enabling us to carry out this research project.
For a better visual impression,3D information systems and architecture need detailed,photo-realistic visualization of 3D data-sets.However,easy accessibility with efficient rendering becomes difficult due to the detai...
关键词：CITYGML 3D SIMPLIFICATION AGGREGATION city models 
Schematic Road Network Map Progressive Generalization Based on Multiple Constraints被引量：1
《Geo-Spatial Information Science》2008年第3期215-220,共6页DONG Weihua GUO Qingsheng LIU Jiping 
Supported by the National Natural Science Foundation of China（No.40571133）.
Multiple constraints for schematic road network map cartographic design are analyzed and summarized. Based on this, a set of quantitative criteria are set up and a new road network generalization method including prog...
关键词：schematic map spatial cognition progressive cartographic generalization graphic simplification 
Mathematical Definitions of Operators for Cartographic Generalization被引量：2
《Geo-Spatial Information Science》2003年第1期70-73,共4页王晓妮 张洁 等 
ProjectsupportedbytheNaturalScienceFundofGuangxiProvince(No.0 1 350 0 2 )andtheScienceandResearchFoundationofEducationinGuangxiZhuangAu tonomousRegion [2 0 0 2 ] 31 6 .
This paper puts forword 11 cartographic generalization operator models and introduces their mathematical definitions,and thus a precise mathematical form and quantitative description has been given to these formerly l...
关键词：operators for cartographic generalization mathematical definition SELECTION SIMPLIFICATION STRESS 
A Progressive Line Simplification Algorithm被引量：2
《Geo-Spatial Information Science》2002年第3期41-45,75,共6页Christoph Brandenberger  Lorenz Hurni 
NSF(No .4 99710 6 8) NationalExcellentYoungTeacherFund;HUOYingdongFundforYoungTeachersinUniversity.
An application of line simplification considering spatial knowledge is described.A method for identifying potential conflict regions,in order to avoid the self_intersection of generalized lines,is also discussed.Furth...
关键词：PROGRESSIVE LINE SIMPLIFICATION map GENERALIZATION SPATIAL knowledge SPATIAL cognitive SPATIAL hierarchical structure potential CONFLICT region selfintersection of a LINE 
THE METHOD OF GRAPHIC SIMPLIFICATION OF AREA FEATURE BOUNDARY WITH RIGHT ANGLES
《Geo-Spatial Information Science》2000年第2期74-78,共5页GUO Qingsheng MAO Jianhua 
NSF (No .41 971 0 68)
Some rules of simplification of area feature boundary and the method of acquiring spatial knowledge, such as maintaining area and shape of area feature, are discussed. This paper focuses on the progressive method of g...
关键词：automated map generalization area feature spatial knowledge progressive graphic simplification 
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