Selected Publications

Záviška, P., Rajmic, P., Schimmel, J.
Open-source implementation of STIPA (Speech transmission index for public address systems).
Submitted to AES Europe 2024.
[preprint PDF] [software – Matlab]

Mokrý, O., Rajmic, P.
On the Use of Autoregressive Methods for Audio Inpainting.
Submitted to EUSIPCO 2024.
[PDF on arXiv]

Šauša, E., Rajmic, P., Hlawatsch, F.
Likelihood consensus 2.0: Reducing interagent communication in distributed Bayesian target tracking.
Accepted to ICASSP, 2024.
[camera ready paper]

Mangová, M., Macíček, O., Rajmic, P., Hývlová, D., Jiřík, R.
Simultaneous DCE-DSC-MRI using low-rank-regularized model-based reconstruction of DCE and DSC components.
Accepted to ISBI 2024 (21st IEEE International Symposium on Biomedical Imaging).
[preprint PDF]

Mokrý, O., Vitouš, J., Rajmic, P., Jiřík, R.
Improving DCE-MRI through unfolded low-rank + sparse optimisation.
Accepted to ISBI 2024 (21st IEEE International Symposium on Biomedical Imaging).
[PDF on arXiv]

Šauša, E., Rajmic, P., Hlawatsch, F.
Distributed Bayesian target tracking with reduced communication: Likelihood consensus 2.0.
Signal Processing, Elsevier, 109259, 2023.
ISSN 0165-1684, DOI 10.1016/j.sigpro.2023.109259
[Open Access article]

Záviška, P., Rajmic, P., Mokrý, O.
Multiple Hankel matrix rank minimization for audio inpainting.
In Proceedings of the 46th Intl. Conference on Telecommunications and Signal Processing (TSP).
IEEE, July 2023. p. 47–51. ISBN: 979-8-3503-0396-4. DOI 10.1109/TSP59544.2023.10197741
[PDF on arXiv] [final article]

Dejdar, P., Mokrý, O., Čížek, M., Rajmic, P., Münster, P., Schimmel, J., Pravdová, L., Horváth T., Číp O.
Characterization of sensitivity of optical fiber cables to acoustic vibrations.
Scientific Reports, 13 (1), article number 7068, 2023. DOI: 10.1038/s41598-023-34097-9
[Open Access article]

Záviška, P., Rajmic, P.
Audio Declipping with (Weighted) Analysis Social Sparsity.
In Proceedings of the 45th Intl. Conference on Telecommunications and Signal Processing (TSP).
IEEE, July 2022. p. 407–412. ISBN: 978-1-6654-6948-7. DOI 10.1109/TSP55681.2022.9851269
[PDF on arXiv] [final article] [video presentation] [supplementary material – numbers, audio, Matlab & data]

Záviška, P., Rajmic, P., Mokrý, O.
Audio declipping performance enhancement via crossfading.
Signal Processing, Elsevier, Vol. 192, March 2022. DOI 10.1016/j.sigpro.2021.108365
[Open Access article] [supplementary material – numbers, audio, Matlab & data]

Záviška, P., Rajmic, P., Mokrý, O.
Audio Dequantization Using (Co)Sparse (Non)Convex Methods.
In Proceedings IEEE ICASSP, Canada, June 2021. DOI 10.1109/ICASSP39728.2021.9414637
[preprint on arXiv] [final article] [supplementary material – Matlab implementation & data]

Záviška, P., Rajmic, P., Ozerov, A., Rencker, L.
A survey and an extensive evaluation of popular audio declipping methods.
In IEEE Journal of Selected Topics in Signal Processing, December 2020. DOI 10.1109/JSTSP.2020.3042071
[preprint on arXiv] [paper in IEEE Explore] [supplementary webpage – Matlab implementation, data & listening]

Mokrý, O., Rajmic, P.
Approximal operator with application to audio inpainting.
Signal Processing, Elsevier, 2020. DOI 10.1016/j.sigpro.2020.107807
[open access article] [software – Matlab]

Mokrý, O., Rajmic, P., Záviška, P.
Flexible framework for audio restoration.
In Proceedings of the 23rd International Conference on Digital Audio Effects (DAFx) 2020.
[paper on arXiv] [final paper] [software – Matlab]

Záviška, P., Rajmic, P.
Sparse and Cosparse Audio Dequantization Using Convex Optimization.
In Proceedings of the 43rd International Conference on Telecommunications and Signal Processing (TSP), 2020.
[PDF on arXiv] [video presentation] [software – Matlab]

Mokrý, O., Rajmic, P.
Audio Inpainting: Revisited and Reweighted.
IEEE/ACM Transactions on Audio, Speech and Language Processing, 2020. DOI 10.1109/TASLP.2020.3030486
[preprint on arXiv] [webpage with MATLAB implementation, supplementary figures etc.]

Rajmic, P., Záviška, P., Veselý, V., Mokrý, O.
A new generalized projection and its application to acceleration of audio declipping.
Axioms, vol. 8, no. 3, article no. 105, MDPI 2019. DOI 10.3390/axioms8030105
[open access article] [software – Matlab]

Mokrý, O., Záviška, P., Rajmic, P., Veselý, V.
Introducing SPAIN (SParse Audion INpainter).
In 27th European Signal Processing Conference (EUSIPCO), pp. 666–670. September 2–6, 2019. ISBN: 978-9-0827-9702-2. DOI 10.23919/EUSIPCO.2019.8902560
[PDF on arXiv] [software – Matlab]

Bartoš, M., Rajmic, P., Šorel, M., Mangová, M., Keunen, O., Jiřík, R.
Spatially regularized estimation of the tissue homogeneity model parameters in DCE-MRI using proximal minimization.
Magnetic Resonance in Medicine, Vol. 82, No. 6, 2019. DOI 10.1002/mrm.27874
[article at the official MRM website] [preprint PDF (accepted version)] [supplementary figures and tables, PDF] [software (Matlab) and data]

Mokrý, O., Rajmic, P.
Reweighted l1 minimization for audio inpainting.
Presented at the SPARS workshop, July 1–4 2019.
[final abstract – PDF]

Záviška, P., Rajmic, P., Schimmel, J.
Psychoacoustically motivated audio declipping based on weighted l1 minimization.
In Proceedings of the 42nd International Conference on Telecommunications and Signal Processing (TSP). Budapest, Hungary: IEEE, 2019. p. 338–342. ISBN: 978-1-7281-1864-2, DOI 10.1109/TSP.2019.8769109
[preprint PDF] [software – Matlab]

Záviška, P., Rajmic, P., Mokrý, O., Průša, Z.
A Proper Version of Synthesis-based Sparse Audio Declipper.
ICASSP, Brighton, UK, May 2019. DOI 10.1109/ICASSP.2019.8682348
[PDF on arXiv] [software – Matlab]

Novosadová, M., Rajmic, P., Šorel, M.
Orthogonality is Superiority in Piecewise-polynomial Signal Segmentation and Denoising.
EURASIP Journal on Advances in Signal Processing, 2019:6, January 2019. DOI 10.1186/s13634-018-0598-9.
[Open Access article] [webpage with supplementary material]

Novosadová, M., Rajmic, P.
Image edges resolved well using an overcomplete piecewise-polynomial model.
In Proceedings of the 12th International Conference on Signal Processing and Communication Systems (ICSPCS), December 2018.
[Preprint] [software – Matlab]

Záviška, P., Mokrý, O., Rajmic, P.
S-SPADE Done Right: Detailed Study of the Sparse Audio Declipper Algorithms.
Technical report, September 2018.
[PDF on arXiv]

Repp, R., Rajmic, P., Meyer, F., Hlawatsch, F.
Target Tracking Using Distributed Particle-PDA Filter with Sparsity-promoting Likelihood Consensus.
In Proceedings of the 2018 IEEE Statistical Signal Processing Workshop (SSP), Freiburg im Breisgau: IEEE, 2018. pp. 653–657.
ISBN: 978-1-5386-1570-6.

Záviška, P., Rajmic, P., Průša, Z., Veselý, V.
Revisiting synthesis model in Sparse Audio Declipper.
In Latent Variable Analysis and Signal Separation, 14th International Conference LVA/ICA 2018 Proceedings. Guildford, United Kingdom, July 2018.
Lecture Notes in Computer Science. Cham: Springer, 2018. pp. 429–445,ISBN: 978-3-319-93764-9.
[Preprint] [software – Matlab (including audio samples)]

Bartoš, M., Šorel, M., Mangová, M., Rajmic, P., Standara, M., Jiřík, R.
DCE-MRI Perfusion Analysis with L1-Norm Spatial Regularization.
Joint Annual Meeting ISMRM-ESMRMB 2018, Paris, France, June 16–21. 2018.

Rajmic, P., Koldovský, Z., Daňková, M.
Fast reconstruction of sparse relative impulse responses via second-order cone programming.
IEEE Workshop on Applications of Signal Processing to Audio and Acoustics (WASPAA 2017), New Paltz, NY, USA, October 2017.
[Preprint (final version, IEEE copyright applies)] [software – Matlab]

Průša, Z., Rajmic, P.
Toward High-Quality Real-Time Signal Reconstruction From STFT Magnitude.
IEEE Signal Processing Letters, vol. 24, no. 6, pp. 892–896, June 2017.
DOI: 10.1109/LSP.2017.2696970
[Paper (open access)] [webpage with supplementary material]

Rajmic, P., Novosadová, M., Daňková, M.
Piecewise-polynomial Signal Segmentation Using Convex Optimization.
Kybernetika, vol. 53, no. 6, 2017. DOI: 10.14736/kyb-2017-6-1131
[Open access paper] [Matlab files]

Novosadová, M., Rajmic, P.
Piecewise-polynomial curve fitting using group sparsity.
In Proceedings of the 8th International Congress on Ultra Modern Telecommunications and Control Systems, Lisbon, 2016.
DOI: 10.1109/ICUMT.2016.7765379
[Paper in IEEE Explore]

Rajmic, P., Novosadová, M.
On the Limitation of Convex Optimization for Sparse Signal Segmentation.
In Proceedings of the 39th International Conference on Telecommunications and Signal Processing, June 2016.
DOI: 10.1109/TSP.2016.7760941
[Paper in IEEE Explore]

Průša, Z., Søndergaard, P., Rajmic, P.,
Discrete Wavelet Transforms in the Large Time-Frequency Analysis Toolbox for Matlab/GNU Octave.
ACM Transactions on Mathematical Software (TOMS), Volume 42, Issue 4, July 2016.
DOI: 10.1145/2839298
[preprint PDF] [paper at ACM TOMS] [The LTFAT toolbox (free download)]

Rajmic, P., Bartlová, H., Průša, Z., Holighaus, N.,
Acceleration of Audio Inpainting by Support Restriction.
In Proceedings 7th International Congress on Ultra Modern Telecommunications and Control Systems and Workshops (ICUMT), Brno, 2015.
[PDF] [Matlab files]

Daňková, M., Rajmic, P., Jiřík, R.,
Acceleration of Perfusion MRI Using Locally Low-Rank Plus Sparse Model.
In Latent Variable Analysis and Signal Separation. Liberec: Springer, 2015. p. 514–521. ISBN: 978-3-319-22481-7. DOI 10.1007/978-3-319-22482-4_60
[preprint PDF] [Paper at Springer]

Rajmic, P., Průša, Z., Wiesmeyr, C.,
Computational cost of Chirp Z-transform and Generalized Goertzel Algorithm
EUSIPCO 2014, Lisboa, Portugal, September 2014.
[PDF] [webpage with supplementary material]

Rajmic, P., Hošek, J., Fusek, M., Andreev, S., Stecík, J.
Simplified Probabilistic Modelling and Analysis of Enhanced Distributed Coordination Access in IEEE 802.11
The Computer Journal, 2014. doi: 10.1093/comjnl/bxu081
[Final PDF] [software – Matlab] [related JAVA applet]

Onchis, D. M., Rajmic, P.
Generalized Goertzel algorithm for computing the natural frequencies of cantilever beams.
Signal Processing, Elsevier, 2013. DOI: 10.1016/j.sigpro.2013.07.026
[PDF – preprint] [Paper at Elsevier]

Rajmic, P., Průša, Z.
Discrete Wavelet Transform of Finite Signals: Detailed Study of the Algorithm.
International Journal of Wavelets, Multiresolution and Information Processing, 12(01), 2014. doi: 10.1142/S0219691314500015
[PDF – preprint] [software – Matlab]

Rajmic, P., Průša, Z., Konczi, R. VST Plugin Module Performing Wavelet Transform In Real-time. In proceedings of the 15th International Conference on Digital Audio Effects DAFx12, York, UK.
[PDF] [page on SegDWT]

Sysel, P., Rajmic, P. Goertzel algorithm generalized to non-integer multiples of fundamental frequency. EURASIP Journal on Advances in Signal Processing 2012:56, 6 March 2012, doi:10.1186/1687-6180-2012-56.
[PDF] [software – Matlab]

Rajmic, P. Algorithms for Segmentwise Computation of Forward and Inverse Discrete-time Wavelet Transform. Journal of Concrete and Applicable Mathematics, Special Issues on Applied Mathematics and Approximation Theory, Vol. 8, No. 3, pp. 393-406. Eudoxuspress, Memphis, TN USA, 2010. ISSN 1548-5390
[abstract] [PDF] [page on SegDWT]

Průša, Z., Rajmic, P. Parallel Implementation of 2D Forward Discrete Wavelet Transform on multicore CPUs. Elektrorevue, 2010. ISSN 1213-1539
[PDF] [software – C++] [page on SegDWT]

Rajmic, P., Molnár, K. Optimized Algorithm for Probabilistic Evaluation of Enhanced Distributed Coordination Access According to IEEE 802.11e, In Proceedings of Telecommunications and Signal Processing TSP'2010, August 2010.
[PDF] [software – Matlab]

Rajmic, P., Vlach, J. and Vyoral, J. Real-Time Wavelet Transform with Overlap of Signal Segments. In ICSES 2008 International Conference on Signals and Electronic Systems Proceedings. Krakov, AGH University of Science and Technology. 2008. pp. 39–42. ISBN 978-83-88309-47-2.
[abstract in IEEE Xplore] [page on SegDWT]

Malý, J. and Rajmic, P. Lifting-based Wavelet Transform for Images on Modern CPU Architectures. In ICSES 2008 International Conference on Signals and Electronic Systems Proceedings. Krakóv, AGH University of Science and Technology. 2008. pp. 177–180. ISBN 978-83-88309-47-2.
[abstract in IEEE Xplore]

Malý, J. and Rajmic, P. Fast lifting wavelet transform and its implementation in Java. Mobile and Wireless Communication Networks. 2007(9). pp. 488–496. ISSN 1571-5736.
[abstract and PDF]

Rajmic, P. and Vlach, J. Real-time Audio Processing via Segmented Wavelet Transform. In Proceedings of the 10th International Conference on Digital Audio Effects (DAFx-07). Bordeaux, University of Bordeaux 1. 2007. pp. 55–58. ISBN 978-88-901479-1-3.
[PDF] [page on SegDWT]

Malý, J. and Rajmic, P. DWT-SPIHT Image Codec Implementation. In Technical Computing Prague 2007 15th Annual Conference Proceedings. Prague, Humusoft 2007. ISBN 978-80-7080-658-6.
[PDF] [SPIHT code for Matlab] [SPIHT code for C++]

Rajmic, P. Method for Real-Time Signal Processing via Wavelet Transform. In Nonlinear Analyses and Algorithms for Speech Processing (Revised Selected Papers, Springer LNAI 3817). 3rd International Conference on Non-Linear Speech Processing. Berlin, Germany: Springer, 2006, pp. 368–378. ISBN 3-540-31257-9.
[abstract and PDF] [page on SegDWT]

Rajmic, P. and Vlach, J. Forward Segmented Wavelet Transform. In Proceedings of the 7th Nordic Signal Processing Symposium. NORSIG 2006. Reykjavik, Island: IEEE, 2006, pp. 162–165, ISBN 1-42244-0413-4.
[abstract in IEEE Xplore] [page on SegDWT]

Smékal, Z., Šilhavý, P. and Rajmic, P. Time Domain Equalization for ADSL Technology and its Optimization. In Proceedings of the 10th International Conference on Telecommunications. ICT'03 Papeete, French Polynesia. IEEE Catalog Number: 03EX628C, 2003, pp. 1171–1176, ISBN 0-7803-7662-5.
[abstract in IEEE Xplore]