在恒定包含概率或包含密度函数下实现环境调查的空间平衡

IF 1.5 3区 环境科学与生态学 Q4 ENVIRONMENTAL SCIENCES
Environmetrics Pub Date : 2024-07-02 DOI:10.1002/env.2869
Rosa M. Di Biase, Marzia Marcheselli, Caterina Pisani
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引用次数: 0

摘要

在环境和生态调查中,通过广泛采用的网格划分方案可以很容易地获得分布良好的样本,这些方案在有限区域种群的情况下产生相等的一阶包含概率,或在连续种群的情况下产生恒定的包含密度函数。文献中提出了许多明确用于选择分布良好样本的替代方案,但由于其复杂性,只有当这些方案能让我们在精度上比细分方案获得有价值的提高时,才应优先使用。因此,通过广泛的模拟研究,我们比较了在恒定的一阶包含概率或恒定的包含密度函数条件下,细分方案和几种专门定制方案的性能。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
Achieving spatial balance in environmental surveys under constant inclusion probabilities or inclusion density functions
In environmental and ecological surveys, well spread samples can be easily obtained via widely adopted tessellation schemes, which yield equal first‐order inclusion probabilities in the case of finite populations of areas or constant inclusion density functions in the case of continuous populations. In the literature, many alternative schemes that are explicitly tailored to select well spread samples have been proposed, but owing to their complexity, their use should be preferred only if they allow us to achieve a valuable gain in precision with respect to the tessellation schemes. Therefore, by means of an extensive simulation study, the performances of tessellation schemes and several specifically tailored schemes are compared under constant first‐order inclusion probabilities or constant inclusion density functions.
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来源期刊
Environmetrics
Environmetrics 环境科学-环境科学
CiteScore
2.90
自引率
17.60%
发文量
67
审稿时长
18-36 weeks
期刊介绍: Environmetrics, the official journal of The International Environmetrics Society (TIES), an Association of the International Statistical Institute, is devoted to the dissemination of high-quality quantitative research in the environmental sciences. The journal welcomes pertinent and innovative submissions from quantitative disciplines developing new statistical and mathematical techniques, methods, and theories that solve modern environmental problems. Articles must proffer substantive, new statistical or mathematical advances to answer important scientific questions in the environmental sciences, or must develop novel or enhanced statistical methodology with clear applications to environmental science. New methods should be illustrated with recent environmental data.
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