Image-processing board
Using an image processing board enables advanced preprocessing before scanned-image data is sent to an image processing application.
| Pre-filter（Ball-point pen filter） | Corrects thin spots drawn by a ballpoint pen or pencil. |
|---|---|
| Background removal （Smoothing） | Removes background dot meshing. |
| Automatic binarization | Automatically adjusts threshold for binarizing. |
| Noise Removal | Automatically detects and removes minute noise on the papers. |
| Automatic picture/text separation | Automatically detects and process photographs and texts separately. |
| Outline extraction | Extracts only text outlines. |
| Outline emphasis | Improves unclear/thin outlines. |
