| Sample Ranking | Edit distance (case sensitive) | Normalized (case sensitive) | E.D. (case insensitive) | Normalized (case insensitive) | GroundTruth | Detection |
|---|---|---|---|---|---|---|
 textminer | 4 | 1.00 | 1 | 0.25 | COO￣ | coo- |
| baseline | 4 | 1.00 | 1 | 0.25 | COO￣ | coo |
| onceAgain | 4 | 1.00 | 3 | 0.75 | COO￣ | c001 |
| Tencent-OCR+ | 1 | 0.25 | 1 | 0.25 | COO￣ | COO- |
| HIK_OCR | 1 | 0.25 | 1 | 0.25 | COO￣ | COO- |
| TencentAILab | 1 | 0.25 | 1 | 0.25 | COO￣ | COO- |
| Clova AI / Lens | 1 | 0.25 | 1 | 0.25 | COO￣ | COO- |