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Tag Archives: cross-validation
What’s wrong with LOESS for palaeo data?
Locally weighted scatterplot smoothing (LOWESS) or local regression (LOESS) is widely used to highlight “signal” in variables from stratigraphic sequences. It is a user-friendly way of fitting a local model that derives its form from the data themselves rather than having … Continue reading
Posted in Palaeoecology, Palaeolimnology, R, Science, Time series
Tagged autocorrelation, cross-validation, GCV, LOESS, overfitting
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