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Fig. 4 | Annals of Forest Science

Fig. 4

From: Integration of field sampling and LiDAR data in forest inventories: comparison of area-based approach and (lognormal) universal kriging

Fig. 4

Boxplot of the prediction errors for stem density (N), basal area (BA), and quadratic mean diameter (QMD) under area-based approach (ABA) and universal kriging (UK) approach, estimated through the standard error of regression estimates (SEE) and kriging error (σk), respectively. a N exponential models. b N linear models. c BA exponential models. d BA linear models. e QMD linear models

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Annals of Forest Science

ISSN: 1297-966X