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ModelSel_STJA_2013_Detection

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DataONE2016-09-23 更新2024-06-26 收录
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AIC model selection table and associated coefficients for Steller's jay 2013 for all detection models. Column names for the model coefficients use the following notation: coefficient = parameter(covariate) and standard error = SEparameter(covariate). Parameter abbreviations are p = detection probability, psi = initial occupancy, col = colonization/settlement, ext = extinction/vacancy. Parameter(Int) refers to the intercept. ‘nPars’ is the number of parameters estimated in the model. Each model is ranked by its AIC score, which represents how well the model fits the data. A lower ∆AIC (delta) value is indicative of a better model. The probability that the model (of the models tested) would best explain the data is indicated by AICwt.

针对2013年暗冠蓝鸦(Steller's jay)所有检测模型的赤池信息准则(Akaike Information Criterion, AIC)模型选择表及对应模型系数。模型系数的列名采用如下标注规则:系数形式为`parameter(covariate)`,标准误形式为`SEparameter(covariate)`。参数缩写对应关系如下:`p`代表检测概率,`ψ(psi)`代表初始占用率,`col`代表定殖/定居,`ext`代表灭绝/空置。`Parameter(Int)`表示截距项。`nPars`代表模型中估计的参数总数量。所有模型均依据其AIC得分进行排序,该得分用于衡量模型对数据的拟合优度。ΔAIC(delta,即赤池信息准则差值)值越小,代表模型的拟合效果越优。`AICwt`(赤池信息准则权重)表示在本次测试的所有模型中,该模型能够最优解释数据集的概率。
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2016-09-23
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