Forest Ecosystems

Table 2 Relationship between tree crown size and image variance of multiple resolution image (R is the correlation coefficient, and R² is the determination coefficient)

From: New approach to calculating tree height at the regional scale

	R²	R		R²	R		R²	R
γ₁	0.03	0.18	γ₁₃	0.40	−0.63	γ₂₆	0.31	−0.55
γ₂	0.17	0.42	γ₁₄	0.54	−0.73	γ₃₄	0.59	−0.77
γ₃	0.30	0.55	γ₁₅	0.66	−0.81	γ₃₅	0.65	−0.80
γ₄	0.47	0.69	γ₁₆	0.41	−0.64	γ₃₆	0.18	−0.42
γ₅	0.60	0.77	γ₂₃	0.49	−0.70	γ₄₅	0.17	−0.41
γ₆	0.40	0.63	γ₂₄	0.62	−0.78	γ₄₆	0.00	0.03
γ₁₂	0.26	−0.51	γ₂₅	0.72	−0.85	γ₅₆	0.13	0.36

Back to article page