Research Article
Using Kalman Filters to Reduce Noise from RFID Location System
Table 1
Comparison between different tracking technologies.
| | Technology |
Features | | Cost | Accuracy | Range | Energy consumption |
| | Thermal signature | 0 | 4 | 1 | 1 | | Multicamera | 0 | 4 | 2 | 2 | | GPS | 4 | 3 | 4 | 0 | | IMU | 3 | 2 | 0 | 1 | | Bluetooth | 3 | 1 | 1 | 0 | | Wi-Fi | 3 | 2 | 2 | 1 | | ZigBee | 3 | 3 | 1 | 4 | | RFID | 3 | 2 | 0 | 3 | | RFID UWB | 1 | 4 | 3 | 4 |
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