Validation of sea ice concentration - European sector
 Bulletin date: 2024-04-02
 Data source: OSI SAF N.H. sea ice concentration
 Model vs. observations, sea ice class contingency tables
 Date: 2024-04-02:
 | Forecast | 
 | 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 14074 | 15500 | 148 | 1460 | 773 | 277 | 47 | 0 |  
| OW | 0 | 60 | 7 | 79 | 57 | 17 | 11 | 0 |  
| VODI | 0 | 78 | 12 | 163 | 150 | 74 | 31 | 0 |  
| ODI | 0 | 82 | 8 | 258 | 295 | 196 | 91 | 0 |  
| CDI | 0 | 78 | 16 | 230 | 473 | 580 | 515 | 19 |  
| VCDI | 0 | 35 | 11 | 409 | 1114 | 2872 | 9839 | 6529 |  | 
 Date: 2024-04-04:
 | Forecast | 
 | 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 13806 | 15582 | 168 | 1604 | 769 | 367 | 69 | 0 |  
| OW | 0 | 47 | 4 | 88 | 69 | 8 | 12 | 0 |  
| VODI | 0 | 59 | 5 | 170 | 126 | 33 | 45 | 1 |  
| ODI | 0 | 47 | 6 | 215 | 251 | 219 | 128 | 1 |  
| CDI | 0 | 52 | 7 | 237 | 537 | 597 | 679 | 96 |  
| VCDI | 0 | 58 | 13 | 321 | 1017 | 2340 | 7998 | 8817 |  | 
 Date: 2024-04-06:
 | Forecast | 
 | 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 14084 | 15495 | 186 | 1525 | 883 | 391 | 33 | 0 |  
| OW | 0 | 31 | 2 | 80 | 64 | 34 | 7 | 0 |  
| VODI | 0 | 65 | 6 | 131 | 129 | 67 | 25 | 0 |  
| ODI | 0 | 44 | 4 | 176 | 258 | 195 | 123 | 4 |  
| CDI | 0 | 46 | 9 | 187 | 397 | 638 | 700 | 132 |  
| VCDI | 0 | 86 | 16 | 359 | 905 | 2519 | 9249 | 7383 |  | 
 Date: 2024-04-08:
 | Forecast | 
 | 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 13831 | 15628 | 196 | 1585 | 992 | 394 | 10 | 0 |  
| OW | 0 | 42 | 6 | 74 | 63 | 29 | 4 | 0 |  
| VODI | 0 | 58 | 10 | 118 | 127 | 70 | 13 | 0 |  
| ODI | 0 | 49 | 6 | 162 | 204 | 196 | 127 | 6 |  
| CDI | 0 | 48 | 10 | 223 | 416 | 718 | 768 | 72 |  
| VCDI | 0 | 91 | 24 | 407 | 933 | 2559 | 9104 | 7295 |  | 
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