基于最短距离的多边形提取算法研究

来源 :江苏测绘 | 被引量 : 0次 | 上传用户:stacy_sj
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
本文在对扫描数字化的现有算法进行分析的基础上,提出了一种基于最短距离的细化算法,并利用此算法进行多边形的中线提取和角点提取。
其他文献
The absolute and relative concentrations for six forms of or fractions of Cd (exchangeable,bound to carbonates, weakly-bounded. exchangeable plus weakly-bounded, bound to Fe-Mn oxides,and bound to org
期刊
In order to provide a scientific basis for laying out a unified standard of the reference value (Wintrobe) of Chinese peoples erythrocyte sedimentation rate (ESR). this paper studies the relationship
期刊
This paper aims to explore interinks between population, resoures, environment anddevelopment of mining cities in China. The authors place emphasis on speeific policy stud of how tostep a sustainable
期刊
This paper works out a practical evaluation method of sustainable development for theundeveloped the regions and take Shishan areas of Guangxi Zhuang Autonomous Region of Chinaas an example. First of
期刊
The population system is the only subsystem tha has charecteristic of subjectivity in theregional PRED system. Influenced by the particular status quo of natural resources and environmentconditions, t
期刊
期刊
Because of the existence of gradient field of the urban center and the corridor effect. underthe drive of going merely after economic benefit, the city intrinsically has the trend of massive growth,
期刊
According to various factors influencing the economic openness, this paper probestentatively into the way Northeast China complies with and participates in the Northeast Asiancooperation, with pertic
期刊
The fluctuation of lake levels in Tibetan area may be well reflected by the landformevidences, especially the last highest lake levels. This, in a certain degree, is more suitable fordetermning the cl
期刊
本文讨论数字地球的由来和内容,提出面对数字地球挑战应采取的对策。
期刊