Real-Time Signal Denoising

2.0 mGal
0.05 Hz
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SNR Before (dB)
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SNR After (dB)
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PSNR (dB)
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SSIM
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RMSE (mGal)

U-Net Architecture for Gravimetry

Input: 1×256×256
Gravity Measurements
Conv Block 1: 64×128×128
3×3 Conv + BN + ReLU
Conv Block 2: 128×64×64
3×3 Conv + BN + ReLU
Conv Block 3: 256×32×32
3×3 Conv + BN + ReLU
Conv Block 4: 512×16×16
3×3 Conv + BN + ReLU
Output: 1×256×256
Denoised Signal
Up Block 1: 64×128×128
TransConv + Skip + Conv
Up Block 2: 128×64×64
TransConv + Skip + Conv
Up Block 3: 256×32×32
TransConv + Skip + Conv
Up Block 4: 512×16×16
TransConv + Skip + Conv
Bottleneck: 1024×8×8
3×3 Conv + Dropout + Conv
0.2
7.76M
Parameters
15.4G
FLOPs
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Memory (MB)
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Inference (ms)

Feature Map Visualization

Learned Filters Analysis

Gaussian Noise

Random noise with normal distribution. Common in sensor measurements.

Colored Noise

Frequency-dependent noise (1/f spectrum). Typical in gravimeters.

Impulse Noise

Sudden spikes from thruster firings or impacts.

Systematic Errors

Periodic patterns from orbital effects or thermal drift.

Performance Analysis

0.12
Mean RMSE (mGal)
38.5
Mean PSNR (dB)
0.987
Mean SSIM
23.4
Speed (samples/s)