Figure 1.
Overview of telemetry data processing structure.
Figure 2.
Wavelet threshold method signal reconstruction flowchart.
Figure 3.
Airspeed raw data, noise data curve change diagram.
TABLE I.
Three threshold function airspeed data denoising evaluation index value
| Denoising Evaluation Index | Soft threshold | Hard Threshold | Improved Threshold Function |
|---|---|---|---|
| SSE | 3046.4 | 2721.5 | 2477.4 |
| NCC | 0.985 | 0.988 | 0.990 |
Figure 4.
Soft threshold method airspeed denoising curve diagram.
Figure 5.
Hard threshold method airspeed denoising curve diagram.
Figure 6.
Hard threshold method airspeed denoising curve diagram.