Evaluating the accuracy of ALS-based removal estimates against actual logging data

Table 4 RMSE and bias in clear cuttings by timber assortment (m³ ha⁻¹)

Timber assortment	RMSE	RMSE%	Bias	Bias%	Correlation
Pine sawlog	27.42	67.12	1.60	3.93	0.81**
Spruce sawlog	63.98	48.61	29.28	22.25	0.81**
Decidious sawlog	12.66	169.80	1.06	14.25	0.55**
Pine pulpwood	23.23	107.10	− 1.24	− 5.73	0.58**
Spruce pulpwood	30.63	54.80	− 16.49	− 29.51	0.65**
Decidious pulpwood	20.13	97.74	− 3.39	− 16.44	0.66**

ISSN: 1297-966X