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城市公共厕所布局合理性分析——以湘潭市雨湖区为例 被引量:11
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作者 谢金宁 谭勇 刘怡妃 《环境卫生工程》 2011年第6期4-6,共3页
运用人群密度分析法与人口分布分析法,以GB 50337—2003城市环境卫生设施规划规范、《广州市公共厕所建设规划》为参考标准,对湘潭市雨湖区公共厕所的数量、质量和空间布局进行了分析。结果表明:研究范围内公厕总数偏少,应设公厕124座,... 运用人群密度分析法与人口分布分析法,以GB 50337—2003城市环境卫生设施规划规范、《广州市公共厕所建设规划》为参考标准,对湘潭市雨湖区公共厕所的数量、质量和空间布局进行了分析。结果表明:研究范围内公厕总数偏少,应设公厕124座,实际只有74座;等级偏低,应设二级以上公厕81座,实际只有6座;空间分布与人口分布不相协调,如广场路人口较多,应设公厕8座,实际只有2座,而平政路应设公厕6座,实际却有11座。最后提出了新的公厕布局方案。 展开更多
关键词 湘潭市 雨湖区 公厕布局 人群密度 人口分布法
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Applications of the representative points in statistical simulations 被引量:4
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作者 FANG KaiTai ZHOU Min WANG WenJun 《Science China Mathematics》 SCIE 2014年第12期2609-2620,共12页
The paper gives a new approach to statistical simulation and resampling by the use of numbertheoretic methods and representative points. Resempling techniques take samples from an approximate population. The bootstrap... The paper gives a new approach to statistical simulation and resampling by the use of numbertheoretic methods and representative points. Resempling techniques take samples from an approximate population. The bootstrap suggests to use a random sample to form an approximate population. We propose to construct some approximate population distribution by the use of two kinds of representative points, and samples are taken from these approximate distributions. The statistical inference is based on those samples. The statistical inference in this paper involves estimation of mean, variance, skewness, kurtosis, quantile and density of the population distribution. Our results show that the new method can significantly improve the results by the use of Monte Carlo methods. 展开更多
关键词 BOOTSTRAP kernel density estimation normal distribution representative points RESAMPLING statistical simulation
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