Description of algorithm
Interpretation of results
Full domain
  Ice concntr, edge pos
  Contingency tables
American sector
European sector
Asian sector

Validation of sea ice concentration - Full domain

Reference date: 2021-06-17

Model: GLO MFC - NEMO

Data source: OSI SAF N.H. sea ice concentration

Model vs. observations, sea ice class contingency tables

Date: 2021-06-11:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 79921 14633 361 1985 653 32 0 0
OW 0 1018 73 541 289 48 2 0
VODI 0 1840 149 1424 759 111 11 2
ODI 0 823 88 1528 4992 2364 39 6
CDI 0 220 11 405 4229 14208 6741 108
VCDI 0 2 0 5 107 3398 19211 24711

Date: 2021-06-13:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 80394 15270 363 1957 608 106 1 0
OW 0 1006 65 545 269 34 0 0
VODI 0 1662 123 1484 778 95 17 0
ODI 0 893 93 1716 5386 1815 49 0
CDI 0 186 9 358 4437 14155 6123 13
VCDI 0 0 0 0 17 2406 17458 27157

Date: 2021-06-15:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 81764 15302 323 1934 780 75 1 0
OW 0 1016 80 527 266 30 1 0
VODI 0 1559 129 1473 809 68 13 0
ODI 0 916 98 1751 6002 1314 42 0
CDI 0 116 9 305 4143 13930 5097 51
VCDI 0 0 0 2 159 3349 17838 25776

Date: 2021-06-17:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 81114 16608 339 2157 802 57 3 0
OW 1 983 51 521 309 23 1 0
VODI 0 1579 124 1372 900 51 3 0
ODI 0 1039 82 1963 6408 1387 18 0
CDI 0 189 12 385 5627 16683 1803 4
VCDI 0 0 0 0 157 11883 16233 16177

Date: 2021-06-19:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 81984 17088 347 2167 699 23 0 0
OW 0 862 62 557 280 13 0 0
VODI 0 1489 106 1570 824 48 2 0
ODI 0 1099 108 2501 6702 1282 29 0
CDI 0 51 5 346 6447 26969 3836 15
VCDI 0 0 0 0 262 5260 13475 10540

Date: 2021-06-21:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 82928 17051 387 2411 679 7 0 0
OW 10 897 50 577 286 6 0 0
VODI 3 1624 117 1725 896 25 3 0
ODI 0 1111 112 2688 9140 887 36 0
CDI 0 84 5 228 8013 27359 2263 10
VCDI 0 0 0 0 43 1401 12474 11512

Date: 2021-06-23:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 79874 21329 400 2364 906 15 0 0
OW 2 882 57 643 325 12 0 0
VODI 2 1640 123 1773 1554 68 0 0
ODI 0 846 97 2243 8172 3624 19 0
CDI 0 98 14 363 5164 26328 4246 135
VCDI 0 0 0 0 238 3104 13259 7129

Date: 2021-06-25:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 84647 18139 386 2067 949 35 0 0
OW 0 1018 63 598 346 12 0 0
VODI 0 1785 121 1691 1642 65 0 0
ODI 0 881 120 2505 8295 2370 143 0
CDI 0 80 10 249 5127 23162 7281 1145
VCDI 0 0 0 0 82 2460 12138 7436


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