| Sample Ranking | Recall | Precision | Hmean |
|---|---|---|---|
 NLPR-PAL | 38.10% | 66.67% | 48.48% |
| google_vision_api | 33.33% | 46.67% | 38.89% |
| SCUT-DLVClab | 23.81% | 71.43% | 35.71% |
| OpenCV + Tesseract | 9.52% | 50.00% | 16.00% |
| Sample Ranking | Recall | Precision | Hmean |
|---|---|---|---|
| NLPR-PAL | 38.10% | 66.67% | 48.48% |
| google_vision_api | 33.33% | 46.67% | 38.89% |
| SCUT-DLVClab | 23.81% | 71.43% | 35.71% |
| OpenCV + Tesseract | 9.52% | 50.00% | 16.00% |