Validation of sea ice concentration - European sector
 Bulletin date: 2022-10-18
 Data source: OSI SAF N.H. sea ice concentration
 Model vs. observations, sea ice class contingency tables
 Date: 2022-10-18:
 | Forecast | 
 | 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 48249 | 8909 | 0 | 246 | 94 | 9 | 0 | 0 |  
| OW | 0 | 27 | 0 | 60 | 30 | 0 | 0 | 0 |  
| VODI | 0 | 40 | 0 | 87 | 112 | 4 | 0 | 0 |  
| ODI | 0 | 14 | 0 | 72 | 97 | 12 | 0 | 0 |  
| CDI | 0 | 2 | 0 | 73 | 168 | 65 | 17 | 4 |  
| VCDI | 0 | 2 | 0 | 34 | 411 | 1382 | 4810 | 2653 |  | 
 Date: 2022-10-20:
 | Forecast | 
 | 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 49413 | 7673 | 0 | 249 | 74 | 9 | 0 | 0 |  
| OW | 0 | 40 | 0 | 41 | 43 | 4 | 0 | 0 |  
| VODI | 0 | 50 | 0 | 56 | 61 | 4 | 0 | 0 |  
| ODI | 0 | 25 | 0 | 60 | 48 | 7 | 0 | 0 |  
| CDI | 0 | 23 | 0 | 56 | 95 | 48 | 41 | 2 |  
| VCDI | 0 | 7 | 0 | 144 | 546 | 1026 | 3945 | 3893 |  | 
 Date: 2022-10-22:
 | Forecast | 
 | 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 48320 | 8594 | 0 | 269 | 133 | 60 | 0 | 0 |  
| OW | 0 | 38 | 0 | 11 | 17 | 13 | 0 | 0 |  
| VODI | 0 | 39 | 0 | 32 | 26 | 21 | 0 | 0 |  
| ODI | 0 | 32 | 0 | 29 | 33 | 18 | 0 | 0 |  
| CDI | 0 | 30 | 0 | 31 | 57 | 54 | 80 | 12 |  
| VCDI | 0 | 34 | 0 | 156 | 440 | 888 | 4082 | 4134 |  | 
 Date: 2022-10-24:
 | Forecast | 
 | 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 46745 | 9999 | 0 | 321 | 214 | 84 | 3 | 0 |  
| OW | 0 | 16 | 0 | 29 | 14 | 11 | 0 | 0 |  
| VODI | 0 | 30 | 0 | 35 | 30 | 23 | 0 | 0 |  
| ODI | 0 | 18 | 0 | 19 | 35 | 26 | 0 | 0 |  
| CDI | 0 | 41 | 0 | 24 | 51 | 59 | 48 | 0 |  
| VCDI | 0 | 51 | 0 | 101 | 397 | 898 | 3897 | 4464 |  | 
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