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Smoothing and trend detection in waterbird monitoring data using structural time-series analysis and the Kalman filter

Leo Soldaat, Auteur ; Hans Visser, Auteur ; Marc van Roomen, Auteur ; Arco van Strien, Auteur

Dans Journal of Ornithology (148 DEC 2007)

Many wildlife-monitoring programmes have long time series of species abundance that cannot be summarized adequately by linear trend lines. To describe long time series better, generalized additive models may be used to obtain a smooth trend line[...]

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