Bootstrap methods for statistical inference. Part I: Comparative forecast verification for continuous variables
When making statistical inferences, bootstrap resampling methods are often appealing because of less stringent assumptions about the distribution of the statistic(s) of interest. However, the procedures are not free of assumptions. This paper addresses a specific situation that occurs frequently in atmospheric sciences where the standard bootstrap is not appropriate: comparative forecast verification of continuous variables. In this setting, the question to be answered concerns which of two weather or climate models is better in the sense of some type of average deviation from observations. The series to be compared are generally strongly dependent, which invalidates the most basic bootstrap technique. This paper also introduces new bootstrap code from the R package âdistilleryâ that facilitates easy implementation of appropriate methods for paired-difference-of-means bootstrap procedures for dependent data.
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http://n2t.net/ark:/85065/d7bz69ct
eng
geoscientificInformation
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publication
2016-01-01T00:00:00Z
publication
2020-11-01T00:00:00Z
Copyright 2020 American Meteorological Society (AMS).
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