Table 3.
Performance of taxi drivers on the London tests.
| London (overall) | Taxi drivers Mean (SD) |
|---|---|
| Learning | |
| Short film clip recognition (/16)a | 15.75 (0.55) |
| Environmental knowledge | |
| Scene recognition (/32)a,L | 27 (2.31) |
| Proximity judgements (/10) | 6.95 (1.35) |
| Route execution (vector distance, where 0 is perfect performance, and a larger score is poorer) | 62.85 (26.91) |
| Sketch map number of road segments (/25) | 8.57 (2.34) |
| Sketch map number of road junctions (/23) | 7.8 (3.69) |
| Sketch map number of landmarks (/19)NT | 4.47 (2.34) |
| Sketch map landmark placement (/57) | 11.75 (7.95) |
| Ratings | |
| Sketch map orientation (scale 1–5) | 3.15 (1.08) |
| Sketch map overall map categorisation (scale 1–6) | 3.8 (1.54) |
| Sketch map integration of existing and new London (scale 1–5) | 2.6 (1.14) |
LSignificantly better performance for London compared with New Town.
NTSignificantly better performance for New Town compared with London.
a
Includes correct detections and correct rejections.