Getting to the Point: Accuracy of Point Count in Monitoring Ecosystem Change
Comparison between ground-truth (a) and simulated (b) estimates of mean percent cover (±SE) using different numbers of points per frame. Ground-truth data are sponge cover estimates from a 20-m long transect video recorded at Rainbow Gardens Reef in 2004. Simulated sponge cover estimates are based on field estimates of (3%) and (0.8).
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