Search Results for author: Tobias Feigl

Found 8 papers, 1 papers with code

Few-Shot Learning with Uncertainty-based Quadruplet Selection for Interference Classification in GNSS Data

no code implementations9 Feb 2024 Felix Ott, Lucas Heublein, Nisha Lakshmana Raichur, Tobias Feigl, Jonathan Hansen, Alexander Rügamer, Christopher Mutschler

Jamming devices pose a significant threat by disrupting signals from the global navigation satellite system (GNSS), compromising the robustness of accurate positioning.

Few-Shot Learning

Velocity-Based Channel Charting with Spatial Distribution Map Matching

no code implementations14 Nov 2023 Maximilian Stahlke, George Yammine, Tobias Feigl, Bjoern M. Eskofier, Christopher Mutschler

However, current channel-charting approaches lag behind fingerprinting in their positioning accuracy and still require reference samples for localization, regular data recording and labeling to keep the models up to date.

Management

Indoor Localization with Robust Global Channel Charting: A Time-Distance-Based Approach

1 code implementation7 Oct 2022 Maximilian Stahlke, George Yammine, Tobias Feigl, Bjoern M. Eskofier, Christopher Mutschler

While CC has shown promising results in modelling the geometry of the radio environment, a deeper insight into CC for localization using multi-anchor large-bandwidth measurements is still pending.

Indoor Localization

Towards Realistic Statistical Channel Models For Positioning: Evaluating the Impact of Early Clusters

no code implementations16 Jul 2022 Mohammad Alawieh, George Yammine, Ernst Eberlein, Birendra Ghimire, Norbert Franke, Stephan Jäckel, Tobias Feigl, Christopher Mutschler

Based on our measurement and simulation results, we propose a model for incorporating the signal reflection by obstacles in the vicinity of transmitter or receiver, so that the outcome of the model corresponds to the measurement made in such scenario.

Complementary Semi-Deterministic Clusters for Realistic Statistical Channel Models for Positioning

no code implementations16 Jul 2022 Mohammad Alawieh, Ernst Eberlein, Stephan Jäckel, Norbert Franke, Birendra Ghimire, Tobias Feigl, George Yammine, Christopher Mutschler

The models that capture the physical effects observed in a realistic deployment scenario are essential for assessing the potential benefits of enhancements in positioning methods.

Position Tracking using Likelihood Modeling of Channel Features with Gaussian Processes

no code implementations24 Mar 2022 Sebastian Kram, Christopher Kraus, Tobias Feigl, Maximilian Stahlke, Jörg Robert, Christopher Mutschler

We propose a novel localization framework that adapts well to sparse datasets that only contain CMs of specific areas within the environment with strong multipath propagation.

Gaussian Processes Position

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