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Sebastian Semper
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Grid-free direction-of-arrival estimation with compressed sensing and arbitrary antenna arrays
S Semper, F Roemer, T Hotz, G Del Galdo
2018 IEEE International Conference on Acoustics, Speech and Signal …, 2018
222018
Monitoring the spread of COVID-19 by estimating reproduction numbers over time
T Hotz, M Glock, S Heyder, S Semper, A Böhle, A Krämer
arXiv preprint arXiv:2004.08557, 2020
212020
Sparsity order estimation from a single compressed observation vector
S Semper, F Römer, T Hotz, G DelGaldo
IEEE Transactions on Signal Processing 66 (15), 3958-3971, 2018
162018
ADMM for ND line spectral estimation using grid-free compressive sensing from multiple measurements with applications to DOA estimation
S Semper, F Römer
ICASSP 2019-2019 IEEE International Conference on Acoustics, Speech and …, 2019
132019
High-resolution parameter estimation for wideband radio channel sounding
S Semper, M Döbereiner, C Steinmetz, M Landmann, RS Thomä
IEEE Transactions on Antennas and Propagation 71 (8), 6728-6743, 2023
122023
Defect detection from compressed 3-D ultrasonic frequency measurements
S Semper, J Kirchhof, C Wagner, F Krieg, F Roemer, G Del Galdo
2019 27th European Signal Processing Conference (EUSIPCO), 1-5, 2019
112019
Fast linear transformations in python
CW Wagner, S Semper, J Kirchhof
arXiv preprint arXiv:1710.09578, 2017
112017
Frequency subsampling of ultrasound nondestructive measurements: acquisition, reconstruction, and performance
J Kirchhof, S Semper, CW Wagner, E Pérez, F Römer, G Del Galdo
IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control 68 …, 2021
102021
Defect detection from 3D ultrasonic measurements using matrix-free sparse recovery algorithms
S Semper, J Kirchhof, C Wagner, F Krieg, F Römer, A Osman, ...
2018 26th European Signal Processing Conference (EUSIPCO), 1700-1704, 2018
102018
GPU-accelerated matrix-free 3D ultrasound reconstruction for nondestructive testing
J Kirchhof, S Semper, F Römer
2018 IEEE International Ultrasonics Symposium (IUS), 1-4, 2018
92018
Hardware architecture for ultra-wideband channel impulse response measurements using compressed sensing
CW Wagner, S Semper, F Römer, A Schönfeld, G Del Galdo
2020 28th European Signal Processing Conference (EUSIPCO), 1663-1667, 2021
72021
Total focusing method with subsampling in space and frequency domain for ultrasound NDT
E Pérez, J Kirchhof, S Semper, F Krieg, F Römer
2019 IEEE International Ultrasonics Symposium (IUS), 2103-2106, 2019
72019
eadf: Representation of far-field antenna responses in Python
S Semper, M Döbereiner, S Pawar, M Landmann, G Del Galdo
SoftwareX 12, 100583, 2020
62020
Time Variant Directional Multi-Link Channel Sounding and Estimation for V2X
D Stanko, M Döbereiner, G Sommerkorn, D Czaniera, C Andrich, ...
2023 IEEE 97th Vehicular Technology Conference (VTC2023-Spring), 1-5, 2023
52023
Estimating multi-modal dense multipath components using auto-encoders
S Schieler, M Döbereiner, S Semper, M Landmann
2022 30th European Signal Processing Conference (EUSIPCO), 1716-1720, 2022
52022
Verification of THz Channel Sounder and Delay Estimation with Over-The-Air Multipath Artifact
D Dupleich, S Semper, MD Al-Dabbagh, A Ebert, T Kleine-Ostmann, ...
2022 16th European Conference on Antennas and Propagation (EuCAP), 1-5, 2022
52022
Cramér-Rao bounds for flaw localization in subsampled multistatic multichannel ultrasound NDT data
E Pérez, J Kirchhof, S Semper, F Krieg, F Römer
ICASSP 2020-2020 IEEE International Conference on Acoustics, Speech and …, 2020
42020
Combining matrix design for 2D DoA estimation with compressive antenna arrays using stochastic gradient descent
S Pawar, S Semper, F Römer
ICASSP 2019-2019 IEEE International Conference on Acoustics, Speech and …, 2019
42019
Misspecification Under the Narrowband Assumption: A Cramér-Rao Bound Perspective
S Semper, E Pérez, M Landmann, R Thomä
2023 31st European Signal Processing Conference (EUSIPCO), 1524-1528, 2023
32023
Dynamic delay-dispersive UWB-radar targets: Modeling and estimation
J Gedschold, S Semper, RS Thomä, M Döbereiner, G Del Galdo
IEEE Transactions on Antennas and Propagation, 2023
32023
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