顾及地物要素特征的电子地图POI分类抽稀方法  

A method of POI classification and selection for electronic map based on characteristics feature of objects

作　　者：王昊 刘正坤 WANG Hao;LIU Zhengkun(Guangclong Electric Power Design Institute of China Energy Engineering Group,Guangzhou 510663,China)

机构地区：[1]中国能源建设集团广东省电力设计研究院有限公司,广东广州510663

出　　处：《测绘工程》2018年第7期41-45,共5页Engineering of Surveying and Mapping

摘　　要：探讨影响POI分类抽稀结果的因素,提出顾及地物要素特征的POI数据分类抽稀方法。通过不同比例尺下POI分类抽稀试验分析,验证所提方法的可行性和有效性,提高电子地图中POI数据在不同比例尺下抽稀显示的合理性,从而满足用户专业需求。In this paper,the factors influencing the results of POI classification are discussed,and the POI classification and selection method based on the characteristics feature of objects is proposed.By analyzing the results of POI classification and selection under different scale,the feasibility and effectiveness of the method proposed in this paper are verified.This method improves the rationality of the POI in the electronic map under different scales,and satisfies the user＇s professional demand.

关 键 词：POI 分类分级 地物要素 要素特征 抽稀 

分 类 号：P208[天文地球—地图制图学与地理信息工程]