Advances in Astronomy / 2019 / Article / Tab 4

Research Article

Intelligent Recognition of Time Stamp Characters in Solar Scanned Images from Film

Table 4

Confusion matrix of character recognition results.

Character0123456789

04558021080016001
101114700000000
20048260000000
301853890010000
40000417620000
50000043620000
60000001299000
70000000191800
80000000118460
90000000011760
Total45581114849133998417643651315191918471761
Number of errors01871080316111
Recognition rate10.990.980.9710.990.990.990.990.99

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