. Author manuscript; available in PMC: 2020 Aug 17.

Published in final edited form as: J Geophys Res Oceans. 2016 Nov 14;121(12):8635–8669. doi: 10.1002/2016JC011993

Table 4.

Willmott Skill (WS) Score Ranging Between 0 and 1 for a Perfect Model, and Modeling Efficiency (ME) Between −∞ and 1 for a Perfect Model of Multimodel Mean iNPP, Surface, and Deep NO₃, Z_eu, Sea Ice Concentration, and MLD in Six Regions of the Arctic Ocean

		Variables
Regions	Model Skill	iNPP	Surface NO₃	Deep NO₃	Z_eu	Sea ice	MLD
Chukchi	WS	0.49	0.46	0.33	0.67	0.90	0.08
	ME	20.06	23.65	−0.27	−0.55	0.72	−264
Canadian Archipelago	WS	0.61	0.49	0.59	0.31	0.54	0.46
	ME	20.32	22.31	0.30	−12.8	−0.04	−4.49
Beaufort	WS	0.77	0.09	0.51	0.65	0.85	0.25
	ME	0.36	−135	0.15	0.01	0.64	−7.64
Central	WS	0.75	0.13	0.46	0.45	0.67	0.34
Arctic Basin	ME	0.09	−38.3	0.15	0.01	0.39	−2.25
Barents	WS	0.63	0.80	0.25	0.63	0.72	0.93
	ME	20.10	0.42	−0.14	−0.38	0.15	0.79
Greenland	WS	0.33	0.74	0.74	0.27	0.40	0.90
	ME	22.84	0.09	0.41	−24.7	−0.19	0.62
Pan–Arctic	WS	0.67	0.63	0.47	0.67	0.80	0.92
	ME	0.12	−0.84	0.07	−0.25	0.50	0.74