Table 3 Comparison of the previous IATSL system and the IWS anti-collision performance
From: Evaluation of an intelligent wheelchair system for older adults with cognitive impairments
Test condition | Hits | Misses | False alarms | Correct rejects | ||||
|---|---|---|---|---|---|---|---|---|
Prev. | IWS | Prev. | IWS | Prev. | IWS | Prev. | IWS | |
No object | 0 | 0 | 0 | 0 | 0 | 0 | 20 | 20 |
Wall | 18 | 20 | 2 | 0 | 0 | 0 | 0 | 0 |
Walker | 20 | 20 | 0 | 0 | 0 | 0 | 0 | 0 |
Cane | 18 | 20 | 2 | 0 | 0 | 0 | 0 | 0 |
Person stand | 20 | 20 | 0 | 0 | 0 | 0 | 0 | 0 |
Person walk | 20 | 20 | 0 | 0 | 0 | 0 | 0 | 0 |
Total | 96 | 100 | 4 | 0 | 0 | 0 | 20 | 20 |