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Table 1 Results of missing plants (MP) and canopy volume per vine (CVol) estimation for each site using 2.5D and 3D methods

From: Evaluation of novel precision viticulture tool for canopy biomass estimation and missing plant detection based on 2.5D and 3D approaches using RGB images acquired by UAV platform

Site

Potential plants

2.5D estimated MP

3D estimated MP

Ground observed MP

2.5D accuracy (%)

3D accuracy (%)

2.5D estimated CVol (m3/vine)

3D estimated CVol (m3/vine)

Fontone

3111

446

553

521

−14.40

+ 6.14

0.79

0.34

Case basse

6233

2247

2171

1931

+ 16.36

+ 11.05

0.72

0.41