Spatiotemporal High-Resolution Cloud Mapping with a Ground-Based IR Scanner

Table 3

Validation results for all 25 available Landsat scenes. For abbreviations refer to (5)–(7).

Zenith angle range	Number evaluated pixels	TPR	TNR	ACC	AB
0–10	10454	0.61	0.98	0.91	0.72
>10–20	21238	0.43	0.97	0.89	0.57
>20–30	31756	0.37	0.99	0.90	0.46
>30–40	81306	0.34	0.99	0.90	0.42
>40–50	145235	0.31	0.98	0.89	0.46
>50–60	247117	0.30	0.98	0.88	0.45
>60–70	1017167	0.40	0.90	0.84	1.12
>70–80	3955824	0.41	0.81	0.76	1.85