Research Article
An Extraction Method of Weak Low-Frequency Magnetic Communication Signals Based on Multisensor
Table 1
The results of signal processing.
| | Experiment site | Number of noise sources | Time-domain coherence | Deviation ratio |
| | An Guli Prairie | 1 | 0.9924 | 3.42% | | An Guli Prairie | 1 | 0.9533 | 4.18% | | An Guli Prairie | 1 | 0.9501 | 4.22% | | Kangxi Prairie | 3 | 0.8945 | 7.51% | | Kangxi Prairie | 3 | 0.8184 | 9.03% |
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