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Table 8 Mean values and standard deviations (SD) for the number of trees growing within 8 m from the target tree. N from field measurements and N_SIP estimated with SIP method; r = Pearson’s correlation

From: Single-image photogrammetry for deriving tree architectural traits in mature forest stands: a comparison with terrestrial laser scanning

Variable

Mean

SD

Correlation

r

p value

N

9.59

3.54

0.759

2.93E−11

N_SIP

9.35

3.56

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Annals of Forest Science

ISSN: 1297-966X