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terrain_estimator: add vehicle_variance_scaler

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CarlOlsson
2018-06-28 14:50:42 +02:00
committed by Paul Riseborough
parent acde4ebcc3
commit 8a2e512c2d
1 changed files with 1 additions and 1 deletions
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EKF/terrain_estimator.cpp
+1 -1
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@@ -128,7 +128,7 @@ void Ekf::fuseHagl()
_hagl_innov = pred_hagl - meas_hagl;
// calculate the observation variance adding the variance of the vehicles own height uncertainty
float obs_variance = fmaxf(P[9][9], 0.0f) + sq(_params.range_noise) + sq(_params.range_noise_scaler * _range_sample_delayed.rng);
float obs_variance = fmaxf(P[9][9] * _params.vehicle_variance_scaler, 0.0f) + sq(_params.range_noise) + sq(_params.range_noise_scaler * _range_sample_delayed.rng);
// calculate the innovation variance - limiting it to prevent a badly conditioned fusion
_hagl_innov_var = fmaxf(_terrain_var + obs_variance, obs_variance);