作者: OMRI ALLOUCHE , ASAF TSOAR , RONEN KADMON
DOI: 10.1111/J.1365-2664.2006.01214.X
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摘要: Summary 1 In recent years the use of species distribution models by ecologists and conservation managers has increased considerably, along with an awareness of the need to provide accuracy assessment for predictions of such models. The kappa statistic is the most widely used measure for the performance of models generating presence–absence predictions, but several studies have criticized it for being inherently dependent on prevalence, and argued that this dependency introduces statistical artefacts to estimates of …