Search Results for author: Lia Ahrens

Found 5 papers, 0 papers with code

Signal Restoration and Channel Estimation for Channel Sounding with SDRs

no code implementations23 May 2022 Julian Ahrens, Lia Ahrens, Michael Zentarra, Hans D. Schotten

Based on these considerations, in this work, a practical algorithm is devised to compensate for the drawbacks of using SDRs for channel sounding encountered in a concrete setup.

Time Series Time Series Analysis

A Machine Learning Method for Prediction of Multipath Channels

no code implementations10 Sep 2019 Julian Ahrens, Lia Ahrens, Hans D. Schotten

In this paper, a machine learning method for predicting the evolution of a mobile communication channel based on a specific type of convolutional neural network is developed and evaluated in a simulated multipath transmission scenario.

BIG-bench Machine Learning

A Machine-Learning Phase Classification Scheme for Anomaly Detection in Signals with Periodic Characteristics

no code implementations29 Nov 2018 Lia Ahrens, Julian Ahrens, Hans D. Schotten

In this paper we propose a novel machine-learning method for anomaly detection applicable to data with periodic characteristics where randomly varying period lengths are explicitly allowed.

Anomaly Detection BIG-bench Machine Learning +4

An AI-driven Malfunction Detection Concept for NFV Instances in 5G

no code implementations16 Apr 2018 Julian Ahrens, Mathias Strufe, Lia Ahrens, Hans D. Schotten

Efficient network management is one of the key challenges of the constantly growing and increasingly complex wide area networks (WAN).

Management

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