Table 5. Evaluation metrics calculated for the PFT-based biome model (Jolly et al., 1998, Table 4).

Overall accuracy 0.71		Predicted biomes								Evaluation metrics
Overall kappa 0.63		DESE	STEP	SAVA	XERO	WAMF	TDFO	TSFO	TRFO	Recall	Precision	F1	Kappa
Observed biomes	Desert	5	7	0	1	0	0	0	0	0.38	1.00	0.56	0.55
	Steppe	0	126	25	14	0	1	0	0	0.76	0.16	0.27	0.70
	Savanna	0	27	206	25	3	7	3	0	0.76	0.74	0.75	0.64
	Temperate Xerophytic Woods/Scrub	0	2	3	98	6	0	0	0	0.90	0.49	0.63	0.57
	Warm Mixed Forest	0	2	2	54	140	1	0	0	0.70	0.88	0.78	0.73
	Tropical Dry Forest	0	3	41	8	7	21	8	2	0.23	0.70	0.35	0.32
	Tropical Seasonal Forest	0	0	2	0	4	0	32	0	0.84	0.63	0.72	0.70
	Tropical Rain Forest	0	0	0	0	0	0	8	13		0.62	0.87	0.72	0.72

Number of correct predictions run diagonally and are highlighted in bold. Recall and precision are calculated as in Table 4.