Validation of sea ice concentration - European sector
 Bulletin date: 2023-11-14
 Data source: OSI SAF N.H. sea ice concentration
 Model vs. observations, sea ice class contingency tables
 Date: 2023-11-14:
 | Forecast | 
 | 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 32619 | 8457 | 81 | 498 | 203 | 38 | 0 | 0 |  
| OW | 1 | 129 | 15 | 179 | 55 | 40 | 0 | 0 |  
| VODI | 0 | 70 | 17 | 362 | 139 | 38 | 0 | 0 |  
| ODI | 0 | 17 | 5 | 275 | 148 | 42 | 0 | 0 |  
| CDI | 0 | 5 | 0 | 272 | 246 | 139 | 51 | 13 |  
| VCDI | 0 | 0 | 0 | 64 | 463 | 1312 | 7193 | 3482 |  | 
 Date: 2023-11-16:
 | Forecast | 
 | 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 30945 | 9322 | 85 | 1003 | 653 | 138 | 0 | 0 |  
| OW | 1 | 23 | 3 | 74 | 102 | 7 | 0 | 0 |  
| VODI | 0 | 15 | 2 | 89 | 214 | 15 | 0 | 0 |  
| ODI | 0 | 5 | 3 | 61 | 210 | 28 | 3 | 0 |  
| CDI | 0 | 0 | 2 | 83 | 270 | 119 | 78 | 8 |  
| VCDI | 0 | 0 | 1 | 93 | 713 | 1666 | 7178 | 3456 |  | 
 Date: 2023-11-18:
 | Forecast | 
 | 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 31248 | 9010 | 110 | 1059 | 525 | 209 | 15 | 0 |  
| OW | 0 | 17 | 4 | 96 | 65 | 17 | 2 | 0 |  
| VODI | 1 | 14 | 0 | 133 | 96 | 24 | 2 | 0 |  
| ODI | 1 | 8 | 1 | 116 | 86 | 50 | 2 | 0 |  
| CDI | 0 | 3 | 1 | 126 | 136 | 93 | 120 | 18 |  
| VCDI | 0 | 1 | 1 | 247 | 481 | 1373 | 7160 | 3997 |  | 
 Date: 2023-11-20:
 | Forecast | 
 | 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 30588 | 9479 | 118 | 1094 | 556 | 253 | 9 | 0 |  
| OW | 1 | 28 | 2 | 92 | 59 | 20 | 1 | 0 |  
| VODI | 0 | 22 | 4 | 130 | 84 | 29 | 3 | 0 |  
| ODI | 0 | 7 | 2 | 114 | 81 | 43 | 6 | 0 |  
| CDI | 0 | 12 | 1 | 148 | 155 | 152 | 112 | 6 |  
| VCDI | 0 | 2 | 2 | 224 | 641 | 1250 | 6985 | 4153 |  | 
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