Table 8 The classification rule and scoring criteria
From: Deep learning-driven multi-view multi-task image quality assessment method for chest CT image
Artifact | Scan baseline | ||
|---|---|---|---|
Classification | Score | Classification | Score |
No exist | 10 | Beginning and end baselines are correct position | 10 |
Foreign matter | 5 | Beginning or end baseline is correct position | 5 |
Radial artifact | 0 | Beginning and end baselines are incorrect position | 0 |
Tracheal carina | Radiation protection | ||
|---|---|---|---|
Classification | Score | Classification | Score |
Convex | 10 | Head and abdomen all radioprotected | 10 |
Flat | 5 | Only head or abdomen radioprotected | 5 |
Concave | 0 | No exit | 0 |
Rib | Bronchial beam | ||
|---|---|---|---|
Classification | Score | Classification | Score |
Visible | 15 | Visible | 15 |
Corrugation | 10 | Fuzzy | 10 |
Double shadow | 5 | Double shadow | 5 |
Multiple shadows | 0 | Curly | 0 |
Arms position | Body position | ||
|---|---|---|---|
Classification | Score | Classification | Score |
Arms are raised over head | 5 | The body is entered in the scan FOV | 5 |
Arms are not raised over head | 0 | The body is not entered in the scan FOV | 0 |