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New adaptive Kalman filter boosts UAV state estimation during outages

Researchers have developed a new adaptive Kalman filter, the N-Deep Recurrent Sage-Husa Filter (NDR-SHKF), designed to improve state estimation for Unmanned Aerial Vehicles (UAVs). This advanced filter replaces the static forgetting factor of traditional methods with a learned memory attenuation policy managed by a hierarchical recurrent network. The NDR-SHKF's architecture distinguishes between short-term sensor anomalies and long-term dynamic trends, enabling more robust performance during telemetry outages and varying noise conditions. Evaluations on simulated chaotic attractors and real-world UAV flight data show it outperforms existing adaptive estimators and data-driven approaches. AI

IMPACT Enhances robustness of autonomous systems like UAVs by improving state estimation during sensor failures.

RANK_REASON The cluster contains an academic paper detailing a new algorithm and its evaluation. [lever_c_demoted from research: ic=1 ai=1.0]

Read on arXiv cs.LG →

AI-generated summary · Google Gemini · from 1 sources. How we write summaries →

New adaptive Kalman filter boosts UAV state estimation during outages

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The cluster contains an academic paper detailing a new algorithm and its evaluation. [lever_c_demoted from research: ic=1 ai=1.0]
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COVERAGE [1]

  1. arXiv cs.LG TIER_1 English(EN) · Marcin Żugaj ·

    Learned Memory Attenuation in Sage-Husa Kalman Filters for Robust UAV State Estimation

    Unmanned Aerial Vehicles in dynamic environments face telemetry outages, structural vibrations, and regime-dependent noise that invalidate the stationary covariance assumptions of classical Kalman filters. The Sage-Husa Kalman Filter (SHKF) estimates noise statistics online, but …