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: 2019-04-04

Model: GLO MFC - NEMO

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

Model vs. observations, sea ice class contingency tables

Date: 2019-03-29:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 69249 12909 66 222 37 0 0 0
OW 16 831 47 259 75 2 0 0
VODI 3 1310 94 765 448 27 0 0
ODI 0 518 86 1047 1599 280 3 1
CDI 0 81 31 480 2240 3889 2146 43
VCDI 0 0 1 13 292 3410 28192 56336

Date: 2019-03-31:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 68473 13362 69 238 30 1 0 0
OW 11 1011 59 347 103 1 0 0
VODI 0 1299 99 704 598 58 3 1
ODI 0 438 88 941 1474 425 9 8
CDI 0 39 16 505 2429 4200 1173 35
VCDI 0 0 0 8 254 3297 29563 55679

Date: 2019-04-02:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 68237 13939 75 189 65 0 0 0
OW 0 1088 57 296 123 0 0 0
VODI 0 1242 97 912 345 13 0 3
ODI 0 399 87 1068 1311 243 18 17
CDI 0 60 28 531 2496 4486 1574 140
VCDI 0 0 0 4 190 3101 28198 56416

Date: 2019-04-04:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 68412 14358 73 252 41 0 0 0
OW 0 813 47 303 74 1 0 0
VODI 0 954 92 802 364 41 3 2
ODI 0 452 77 1089 1112 245 32 52
CDI 0 90 25 499 2434 4425 3168 238
VCDI 0 0 0 9 208 2514 27575 56172

Date: 2019-04-06:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 68783 14067 96 318 37 0 0 0
OW 3 1128 37 289 55 0 0 0
VODI 2 1041 93 756 359 24 0 1
ODI 0 360 82 1014 1155 143 9 9
CDI 0 124 41 408 2181 4705 2450 144
VCDI 0 0 2 19 306 2813 24687 59307

Date: 2019-04-08:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 68493 14319 112 385 37 0 0 0
OW 0 987 64 279 46 1 0 0
VODI 1 991 93 747 363 42 3 5
ODI 0 309 71 816 1155 223 32 7
CDI 0 76 32 457 2250 4351 3224 139
VCDI 0 0 0 0 127 2170 25237 59404

Date: 2019-04-10:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 68438 14483 114 410 89 1 0 0
OW 0 889 51 319 66 4 0 0
VODI 2 913 94 593 363 117 4 9
ODI 0 383 56 785 951 290 81 37
CDI 0 68 32 411 2090 4298 3439 216
VCDI 0 0 0 0 116 2014 22597 62225

Date: 2019-04-12:

Best estimate
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 70058 13368 114 257 91 1 0 0
OW 13 844 60 222 61 1 0 0
VODI 8 838 85 598 353 46 5 12
ODI 0 296 56 829 1118 368 151 30
CDI 0 44 27 381 1734 3917 3619 534
VCDI 0 0 0 38 334 2204 24273 60060


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