Research Article
Adaptive Power Saving Method for Mobile Walking Guidance Device Using Motion Context
Table 1
A decision table for determining the obstacle avoidance direction.
| | Case | Obstacle detection | Avoidance
direction | | Left (L) | Forward (F1) | Forward (F2) | Right (R) |
| | 0 | 0 | 0 | 0 | 0 | Turn-right | | 1 | 0 | 0 | 0 | 1 | Turn-right | | | | | | | | 64 | 1 | 0 | 0 | 0 | Turn-left | | 65 | 1 | 0 | 0 | 1 | Turn-right | | 66 | 1 | 0 | 0 | 2 | Turn-right | | | | | | | | 254 | 3 | 3 | 3 | 2 | Forward | | 255 | 3 | 3 | 3 | 3 | Forward |
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