Publications

Journal articles

M. Rybicka, J. Villalba, T. Thebaud, N. Dehak and K. Kowalczyk, “End-to-End Neural Speaker Diarization With Non-Autoregressive Attractors,” in IEEE/ACM Transactions on Audio, Speech, and Language Processing, vol. 32, pp. 3960-3973, Aug. 2024, doi: 10.1109/TASLP.2024.3439993.

M. Guzik and K. Kowalczyk, “On Ambisonic Source Separation With Spatially Informed Non-Negative Tensor Factorization,” in IEEE/ACM Transactions on Audio, Speech, and Language Processing, vol. 32, pp. 3238-3255, Jun. 2024, doi: 10.1109/TASLP.2024.3399618.

M. Fraś and K. Kowalczyk, “Reverberant Source Separation Using NTF With Delayed Subsources and Spatial Priors,” in IEEE/ACM Transactions on Audio, Speech, and Language Processing, vol. 32, pp. 1954-1967, Mar. 2024, doi: 10.1109/TASLP.2024.3374065.

S. Woźniak and K. Kowalczyk, “Reverberation-robust self-calibration and synchronization of distributed microphone arrays by mitigating heteroscedasticity and outlier occurrence in TDoA measurements,” in Sensors, vol. 24, no. 114, pp. 1-24, Jan. 2024, doi: https://doi.org/10.3390/s24010114.

M. Fraś and K. Kowalczyk, “Convolutional Weighted Parametric Multichannel Wiener Filter for Reverberant Source Separation,” in IEEE Signal Processing Letters, vol. 29, 2022, doi: 10.1109/LSP.2022.3203665.

M. Cobos, J. Ahrens, K. Kowalczyk, and A. Politis, “An overview of machine learning and other data-based methods for spatial audio capture, processing, and reproduction,” EURASIP Journal on Audio, Speech, and Music Processing, Nr 10, pp. 1-21, 2022, doi: https://doi.org/10.1186/s13636-022-00242-x.

M. Cobos, J. Ahrens, K. Kowalczyk, and A. Politis, “Data-based spatial audio processing,” EURASIP Journal on Audio, Speech, and Music Processing, Nr. 13, 2022, doi: https://doi.org/10.1186/s13636-022-00248-5.

M. Witkowski and K. Kowalczyk, “Split Bregman Approach to Linear Prediction Based Dereverberation With Enforced Speech Sparsity,” in IEEE Signal Processing Letters, vol. 28, pp. 942-946, 2021, doi: 10.1109/LSP.2021.3070734.

A. Jung, P. Korohoda, P. Krisper, V. Stadlbauer, R. E. Stauber and D. Schneditz, “Bile acid kinetic modeling in end-stage liver support patients,” in Biocybernetics and Biomedical Engineering, vol. 40, iss. 2, pp. 764-773, Mar. 2020, doi: 10.1016/j.bbe.2020.03.002.

M. Ziółko and S. Kacprzak, “Language ranking based on frequency varieties of phones, ” in Multimedia Tools and Applications, vol. 78, pp. 15575–15588, 2019, doi: https://doi.org/10.1007/s11042-018-6933-1.

M. Miklaszewska, P. Korohoda, D. Drożdż, K. Zachwieja, T. Tomasik, A. Moczulska, A. Korzeniecka-Kozerska and P. Kwinta, “eGFR values and selected renal urine biomarkers in preterm neonates with uncomplicated clinical course,” in Advances in Clinical and Experimental Medicine, vol. 28, no. 12, pp. 1657–1666, Dec. 2019, doi: 10.17219/acem/110317.

P. Sypka, “Dynamic real-time volumetric correction for tipping-bucket rain gauges,” in Agricultural and Forest Meteorology, vol. 271, pp. 158–167, Jun. 2019, doi: 10.1016/j.agrformet.2019.02.044.

K. Kowalczyk, “Raking early reflection signals for late reverberation and noise reduction,” in Journal of the Acoustical Society of America, vol. 145, no. 3, pp. EL257-EL263, 2019, doi: https://doi.org/10.1121/1.5095535.

S. Woźniak and K. Kowalczyk, “Passive Joint Localization and Synchronization of Distributed Microphone Arrays,” in IEEE Signal Processing Letters, vol. 26, no. 2, pp. 292-296, Feb. 2019, doi: 10.1109/LSP.2018.2889438.

T. Dimitrova-Grekow, A. Klis, M. Igras-Cybulska, “Detection of sentence boundaries in Polish based on acoustic cues”, in Archives of Acoustics, vol. 44 , no. 2, pp. 277–286, 2019, doi: 10.24425/aoa.2019.128491.

M. Miklaszewska, P. Korohoda, K. Zachwieja, A. Sobczak, K. Kobylarz, C. J. Stefanidis, J. Goździk and D. Drożdż, “Factors affecting mortality in children requiring continuous renal replacement therapy in pediatric intensive care unit,” in Advances in Clinical and Experimental Medicine, vol. 28, iss. 5, pp. 615–623, Nov. 2018, doi: 10.17219/acem/81051.

M. Ziółko, M. Witkowski and J. Gałka, “Composition of wavelet and Fourier transforms,” in Mathematica Applicanda (Matematyka Stosowana), vol. 46, no. 1, pp. 159-169, 2018, doi: 10.14708/ma.v46i1.6376.

T. Dimitrova-Grekow, A. Klis and M. Igras-Cybulska, “Speech emotion recognition based on voice fundamental frequency,” in Archives of Acoustics, vol. 44, no. 2, pp. 277–286, 2019, doi: 10.24425/aoa.2019.128491.

P. Jaciów and J. Gałka, “Speaker identification using fuzzy i-vector tree”, in Journal of Intelligent & Fuzzy Systems, vol. 37, no. 4, 2019, pp. 4937-4949, doi: 10.3233/JIFS-181359.

F. Malawski and J. Gałka, “System for multimodal data acquisition for human action recognition, ” in Multimedia Tools and Applications, vol. 77, pp. 23825–23850, 2018, doi: https://doi.org/10.1007/s11042-018-6933-1.

B. Ziółko, D. Emms and M. Ziółko, “Fuzzy evaluations of image segmentations,” in IEEE Transactions on Fuzzy Systems, vol. 26, no. 4, pp. 1789–1799, Sep. 2017, doi: 10.1109/TFUZZ.2017.2752130.

M. Miklaszewska, P. Korohoda, K. Zachwieja, K. Kobylarz, C. J. Stefanidis, A. Sobczak and D. Drożdż, “Filter size not the anticoagulation method is the decisive factor in continuous renal replacement therapy circuit survival,” in Kidney & Blood Pressure Research, vol. 42, no. 2, pp. 327–337, Jun. 2017, doi: 10.1159/000477609.

M. Miklaszewska, P. Korohoda, K. Zachwieja, M. Wolnicki, M. Mizerska-Wasiak, D. Drożdż and J. A. Pietrzyk, “Can we further improve the quality of nephro-urological care in children with myelomeningocele?,” in International Journal of Environmental Research and Public Health, vol. 13, iss. 9, art. no. 876, pp. 1-13, Sep. 2016, doi: 10.3390/ijerph13090876.

M. Igras-Cybulska, B. Ziółko, P. Żelasko, and M. Witkowski, “Structure of pauses in speech in the context of speaker verification and classification of speech type,” in Journal of Audio, Speech and Music Processing, vol. 18 , pp. 1-18, 2016, doi: https://doi.org/10.1186/s13636-016-0096-7.

M. Igras and B. Ziółko, “Detection of sentence boundaries in Polish based on acoustic cues”, in Archives of Acoustics, vol. 41 , no. 2, pp. 233–243, 2016, doi: 10.1515/aoa-2016-0023.

K. Barczewska, J. Gałka, D. Szulc, M. Mąsior, R. Samborski and T. Wilczyński, “Using components of corpus linguistics and annotation tools in sign language teaching”, in International Journal of Modern Education and Computer Science, vol. 2 , pp. 14-21, 2016, doi: 10.5815/ijmecs.2016.02.02.

J. Gałka, M. Mąsior, M. Zaborski and K. Barczewska, “Inertial Motion Sensing Glove for Sign Language Gesture Acquisition and Recognition,” in IEEE Sensors Journal, vol. 16, no. 16, pp. 6310-6316, Aug., 2016, doi: 10.1109/JSEN.2016.2583542.

P. Sypka, J. Kucza and R. Starzak, “Assumptions for Fourier-based modelling of diurnal temperature variations in the top soil layer under Istebna spruce stands,” in Agricultural and Forest Meteorology, vol. 222, pp. 71–86, May 2016, doi: 10.1016/j.agrformet.2016.03.004.

P. Żelasko, B. Ziółko, T. Jadczyk and D. Skurzok, “AGH corpus of Polish speech,” in Language Resources and Evaluation, vol. 50, no. 3, pp. 585-601, May 2016, doi: 10.1007/s10579-015-9302-y.

J. Gałka, M. Grzywacz, R. Samborski, “Playback attack detection for text-dependent speaker verification over telephone channels”, in Speech Communication, vol. 67, pp. 143-153, Mar. 2015, doi: https://doi.org/10.1016/j.specom.2014.12.003.

B. Ziółko, “Fuzzy precision and recall measures for audio signals segmentation,” in Fuzzy Sets and Systems, vol. 279, pp. 101–111, 2015, doi: 10.1016/j.fss.2015.03.006.

J. Sheaffer, M. van Walstijn, B. Rafaely and K. Kowalczyk, “Binaural Reproduction of Finite Difference Simulations Using Spherical Array Processing,” in IEEE/ACM Transactions on Audio, Speech, and Language Processing, vol. 23, no. 12, pp. 2125-2135, Dec. 2015, doi: 10.1109/TASLP.2015.2468066.

P. Götz, K. Kowalczyk, A. Silzle, and E.A.P. Habets, “Mixing time prediction using spherical microphone arrays,” in Journal of the Acoustical Society of America, vol. 137, no. 2, pp. EL206-EL212, doi: https://doi.org/10.1121/1.4907547.

K. Kowalczyk, O. Thiergart, M. Taseska, G. Del Galdo, V. Pulkki and E.A.P. Habets, “Parametric Spatial Sound Processing: A flexible and efficient solution to sound scene acquisition, modification, and reproduction,” in IEEE Signal Processing Magazine, vol. 32, no. 2, pp. 31-42, March 2015, doi: 10.1109/MSP.2014.2369531.

Conference papers

S. Kacprzak, and K. Kowalczyk, “HeightCeleb – An enrichment of VoxCeleb Dataset with speaker height information”, IEEE Spoken Language Technology Workshop (IEEE SLT), Macao, China, pp. 1-6, 2024.

J. Bartolewska, S. Kacprzak, and K. Kowalczyk, “Causal Signal-Based DCCRN with Overlapped-Frame Prediction for Online Speech Enhancement”, Annual Conf. Int. Speech Communication Association (Interspeech), Dublin, Ireland, 2023, pp. 4039-4043, doi: 10.21437/Interspeech.2023-2177.

M. Fraś, M. Witkowski, and K. Kowalczyk, “Joint Blind Source Separation and Dereverberation for Automatic Speech Recognition using Delayed-Subsource MNMF with the Localization Prior”, Annual Conf. Int. Speech Communication Association (Interspeech), Dublin, Ireland, 2023, pp. 3734-3738, doi: 10.21437/Interspeech.2023-2520.

M. Karafiát, K. Veselý, I. Szöke, L. Mošner, K. Beneš, M. Witkowski, G. Barchi, L. Pepino, “BUT CHiME-7 system description,” Annual Conf. Int. Speech Communication Association (Interspeech) Workshop, Dublin, Ireland, 2023, pp. 1-4.

M. Guzik and K. Kowalczyk, “Convolutive NTF for Ambisonic Source Separation under Reverberant Conditions,” 2023 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Rhodes Island, Greece, 2023, pp. 1-5, doi: 10.1109/ICASSP49357.2023.10094601.

M. Igras-Cybulska, D. Hekiert, A. Cybulski, S. Tadeja, M. Witkowski, K. Nakonieczny, I. Augustyn, J. Jasinski, D. Hemmerling, T. Skrzek, S. Kacprzak, M. Kaczorowska, J. Juros, M. Warzeszka, E. Migaczewska, F. Malawski, P. Slomka, R. Salamon, A. Szumiec, K. Kornacka, B. Blaszczyński, K. Blaszczyńska, R. Sterna, M. Makowiec, M. Majdak, “Towards multimodal VR trainer of voice emission and public speaking-work-in-progress“, in Proc. IEEE Conf. on Virtual Reality and 3D User Interfaces Abstracts and Workshops (VRW),  Shanghai, China, 2023, pp. 355-359, doi: 10.1109/VRW58643.2023.00079.

J. Bartolewska, S. Kacprzak, and K. Kowalczyk, “Refining DNN-based Mask Estimation using CGMM-based EM Algorithm for Multi-channel Noise Reduction“, Annual Conf. Int. Speech Communication Association (Interspeech), Incheon, Korea, 2022, pp. 2923-2927, doi: 10.21437/Interspeech.2022-10632.

M. Fraś, M. Witkowski, and K. Kowalczyk, “Convolutive Weighted Multichannel Wiener Filter Front-end for Distant Automatic Speech Recognition in Reverberant Multispeaker Scenarios“, Annual Conf. Int. Speech Communication Association (Interspeech), Incheon, Korea, 2022, pp. 2943-2947, doi: 10.21437/Interspeech.2022-10780 .

M. Rybicka, J. Villalba, N. Dehak, and K. Kowalczyk, “End-to-End Neural Speaker Diarization with an Iterative Refinement of Non-Autoregressive Attention-based Attractors“, Annual Conf. Int. Speech Communication Association (Interspeech), Incheon, Korea, 2022, pp. 5090-5094, doi: 10.21437/Interspeech.2022-10169.

M. Guzik and K. Kowalczyk , “NTF of Spectral and Spatial Features for Tracking and Separation of Moving Sound Sources in Spherical Harmonic Domain“, Annual Conf. Int. Speech Communication Association (Interspeech), Incheon, Korea, 2022, pp. 261-265, doi: 10.21437/Interspeech.2022-10526.

S. Kacprzak, M. Rybicka, and K. Kowalczyk, “Spoken Language Recognition with Cluster-based Modeling,” 2022 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Singapore, 2022, pp. 6867-6871, doi: 10.1109/ICASSP43922.2022.9747515.

M. Guzik and K. Kowalczyk, “Wishart Localization Prior on Spatial Covariance Matrix in Ambisonic Source Separation using Non-negative Tensor Factorization,” 2022 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Singapore, 2022, pp. 446-450, doi: 10.1109/ICASSP43922.2022.9746222.

M. Fraś, M. Witkowski and K. Kowalczyk, “Convolutive Weighted Multichannel Wiener Filter Front-end for Distant Automatic Speech Recognition in Reverberant Multispeaker Scenarios,” 2022 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Singapore, 2022, pp. 286-290, doi: 10.1109/ICASSP43922.2022.9746581.

J. Bartolewska and K. Kowalczyk, “Frame-based Maximum a Posteriori Estimation of Second-Order Statistics for Multichannel Speech Enhancement in Presence of Noise,” IEEE Int. Work. Multimedia Signal Processing, Tampere, Finland, 2021, pp. 1-6, doi: 10.1109/MMSP53017.2021.9733520.

M. Guzik, M. Fraś and K. Kowalczyk, “Incorporation of Localization Information for Sound Source Separation in Spherical Harmonic Domain,” IEEE Int. Work. on Multimedia Signal Processing (IEEE MMSP), Tampere, Finland, 2021, pp. 1-6, doi: 10.1109/MMSP53017.2021.9733508.

S. Kacprzak and K. Kowalczyk, “Adversarial Domain Adaptation with Paired Examples for Acoustic Scene Classification on Different Recording Devices,” European Signal Processing Conference (EUSIPCO), Dublin, Ireland, 2021, pp. 1030-1034, doi: 10.23919/EUSIPCO54536.2021.9616321.

M. Witkowski, M. Rybicka and K. Kowalczyk, “Sparse Linear Prediction-based Dereverberation for Signal Enhancement in Distant Speaker Verification,” European Signal Processing Conference (EUSIPCO), Dublin, Ireland, 2021, pp. 461-465, doi: 10.23919/EUSIPCO54536.2021.9616126.

D. Krause, A. Politis and K. Kowalczyk, “Data Diversity for Improving DNN-based Localization of Concurrent Sound Events,” European Signal Processing Conference (EUSIPCO), Dublin, Ireland, 2021, pp. 236-240, doi: 10.23919/EUSIPCO54536.2021.9616284.

M. Fraś, M. Witkowski, and K. Kowalczyk, “Combating Reverberation in NTF-Based Speech Separation Using a Sub-Source Weighted Multichannel Wiener Filter and Linear Prediction,” Annual Conf. Int. Speech Communication Association (Interspeech), Brno, Czech Republic, 2021, pp. 3895-3899, doi: 10.21437/Interspeech.2021-1230.

M. Rybicka, J. Villalba, P. Żelasko, N. Dehak and Kowalczyk, “Spine2Net: SpineNet with Res2Net and Time-Squeeze-and-Excitation Blocks for Speaker Recognition,” Annual Conf. Int. Speech Communication Association (Interspeech), Brno, Czech Republic, 2021, pp. 496-500, doi: 10.21437/Interspeech.2021-1163.

M. Fraś and K. Kowalczyk, “Maximum a posteriori estimator for convolutive sound source separation with sub-source based NTF model and the localization probabilistic prior on the mixing matrix,” 2021 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Vancouver, Canada, 2021, pp. 526-530, doi: 10.1109/ICASSP39728.2021.9413863.

D. Krause, A. Politis and K. Kowalczyk, “Comparison of Convolution Types in CNN-based Feature Extraction for Sound Source Localization,” 2020 28th European Signal Processing Conference (EUSIPCO), Amsterdam, The Netherlands, 2021, pp. 820-824, doi: 10.23919/Eusipco47968.2020.9287344.

D. Krause, A. Politis and K. Kowalczyk, “Feature Overview for Joint Modeling of Sound Event Detection and Localization Using a Microphone Array,” 2020 28th European Signal Processing Conference (EUSIPCO), Amsterdam, The Netherlands, 2021, pp. 31-35, doi: 10.23919/Eusipco47968.2020.9287374.

M. Rybicka and K. Kowalczyk, “On Parameter Adaptation in Softmax-based Cross-Entropy Loss for Improved Convergence Speed and Accuracy in DNN-based Speaker Recognition,” Annual Conf. Int. Speech Communication Association (Interspeech), Shanghai, China, 2020, pp. 3805-3809, doi: 10.21437/Interspeech.2020-2264.

J. Bartolewska and K. Kowalczyk, “Distributed Multiarray Noise Reduction With Online Estimation Of Masks And Spatial Filters,” 2020 IEEE 11th Sensor Array and Multichannel Signal Processing Workshop (SAM), Hangzhou, China, 2020, pp. 1-5, doi: 10.1109/SAM48682.2020.9104400.

S. Woźniak and K. Kowalczyk, “Exploiting Rays in Blind Localization of Distributed Sensor Arrays,” ICASSP 2020 – 2020 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Barcelona, Spain, 2020, pp. 221-225, doi: 10.1109/ICASSP40776.2020.9054752.

M. Witkowski, M. Rybicka and K. Kowalczyk, “Speaker Recognition from Distance Using X-Vectors with Reverberation-Robust Features,” 2019 Signal Processing: Algorithms, Architectures, Arrangements, and Applications (SPA), Poznan, Poland, 2019, pp. 235-240, doi: 10.23919/SPA.2019.8936665.

K. Kowalczyk, “Multichannel Wiener Filter with Early Reflection Raking for Automatic Speech Recognition in Presence of Reverberation,” 2019 Signal Processing: Algorithms, Architectures, Arrangements, and Applications (SPA), Poznan, Poland, 2019, pp. 197-201, doi: 10.23919/SPA.2019.8936706.

S. Woźniak, K. Kowalczyk and M. Cobos, “Self-Localization of Distributed Microphone Arrays Using Directional Statistics with DoA Estimation Reliability,” 2019 27th European Signal Processing Conference (EUSIPCO), A Coruna, Spain, 2019, pp. 1-5, doi: 10.23919/EUSIPCO.2019.8902788.

Z. Łatka, J. Gałka and B. Ziółko, “Cross-gender Voice Conversion with Constant F0-Ratio and Average Background Conversion Model,” ICASSP 2019 – 2019 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Brighton, United Kingdom, 2019, pp. 6825-6829, doi: 10.1109/ICASSP.2019.8683369.

D. Krause and K. Kowalczyk, “Multichannel fusion and audio-based features for acoustic event classification,” 145th Audio Engineering Society Convention, New York, NY, Oct. 2018, pp. 1-8, Paper: 10103.

P. Korohoda and R. Rumian, “A practical multirate FIR-based equalizer – a case study,” 2018 International Conference on Signals and Electronic Systems (ICSES), Kraków, Poland, 2018, pp. 102–107, doi: 10.1109/ICSES.2018.8507276.

B. Ziółko, P. Żelasko, I. Gawlak, T. Pędzimąż and T. Jadczyk, “An application for building a Polish telephone speech corpus,” 11th International Conference on Language Resources and Evaluation (LREC), Miyazaki, Japan, 2018, pp. 429-433.

A. Borys and P. Korohoda, “Analysis of critical sampling effects revisited,” 2017 Signal Processing: Algorithms, Architectures, Arrangements, and Applications (SPA), Poznań, Poland, 2017, pp. 131–136, doi: 10.23919/SPA.2017.8166852.

K. Kowalczyk, S. Kacprzak and M. Ziółko, “On the extraction of early reflection signals for automatic speech recognition,” 2017 IEEE 2nd International Conference on Signal and Image Processing (ICSIP), Singapore, 2017, pp. 351-355, doi: 10.1109/SIPROCESS.2017.8124563.

S. Kacprzak, “Spoken language clustering in the i-vectors space,” 2017 International Conference on Systems, Signals and Image Processing (IWSSIP), Poznan, 2017, pp. 1-5, doi: 10.1109/IWSSIP.2017.7965607.

S. Kacprzak, B. Chwiećko and B. Ziółko, “Speech/music discrimination for analysis of radio stations,” 2017 International Conference on Systems, Signals and Image Processing (IWSSIP), Poznan, 2017, pp. 1-4, doi: 10.1109/IWSSIP.2017.7965606.

M. Witkowski, S. Kacprzak, P. Żelasko, K. Kowalczyk and J. Galka, “Audio Replay Attack Detection Using High-Frequency Features”, Annual Conf. Int. Speech Communication Association (Interspeech), Stockholm, Sweden, 2017, pp. 27-31, doi: 10.21437/Interspeech.2017-776.

J. Grzybowska and S. Kacprzak, “Speaker age classification and regression using i-vectors”, Annual Conf. Int. Speech Communication Association (Interspeech), San Francisco, CA, 2016, pp. 1402-1406, doi: 10.21437/Interspeech.2016-1118.

M. Witkowski, J. Gałka, J. Grzybowska, M. Igras, P. Jaciów and M. Ziółko, “Online caller profiling solution for a call centre”, Odyssey 2016: The Speaker and Language Recognition Workshop, Bilbao, Spain, 2016, pp. 1-3.

P. Korohoda and R. Rumian, “Audio in-band signalling system based on a complementary pair of peak and notch equalizers,” 2016 Signal Processing: Algorithms, Architectures, Arrangements and Applications (SPA), Poznań, Poland, 2016, pp. 207–212, doi: 10.1109/SPA.2016.7763614.

K. Kowalczyk, S. Woźniak, T. Chyrowicz and R. Rumian, “Embedded system for acquisition and enhancement of audio signals,” 2016 Signal Processing: Algorithms, Architectures, Arrangements, and Applications (SPA), Poznan, 2016, pp. 68-71, doi: 10.1109/SPA.2016.7763589.

S. Kacprzak, M. Mąsior and M. Ziółko, “Automatic extraction and clustering of phones,” 2016 Signal Processing: Algorithms, Architectures, Arrangements, and Applications (SPA), Poznan, 2016, pp. 310-314, doi: 10.1109/SPA.2016.7763633.

J.Grzybowska, M. Igras and M. Ziółko, “Affects associations analysis in emergency situations,” 17th International Conference on Affective Computing and Intelligent Interaction (ICACII), Paris, France, 2015.

B. Stoliński and B. Ziółko, “Detecting recorded speech for Polish language,” IEEE AFRICON, Addis Ababa, Ethiopia, 2015, doi: 10.1109/AFRCON.2015.7332045.

I. Gawlik, T. Pędzimąż, S. Pałka and B. Ziółko, “Efficient vectorized architecture for feedback delay network reverberator with policy based design,” 2015 Signal Processing: Algorithms, Architectures, Arrangements, and Applications (SPA), Poznan, Poland, 2015, doi: 10.1109/SPA.2015.7365146.

S. Braun, K. Kowalczyk and E. A. P. Habets, “Residual noise control using a parametric multichannel Wiener filter,” 2015 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Brisbane, Australia, 2015, pp. 360-364, doi: 10.1109/ICASSP.2015.7177991.

Published abstracts, demos, technical reports, show & tell contributions

M. Rybicka, S. Kacprzak, M. Witkowski, and K. Kowalczyk, “Description of the DSP AGH systems for the SdSV Challenge”, Technical Report for Task2: Text-independent Speaker Verification at the Short-duration Speaker Verification (SdSV) Challenge, Annual Conf. Int. Speech Communication Association (Interspeech), Shanghai, China, Oct. 2020.

M. Igras-Cybulska, A. Cybulski, D. Hekiert, M. Majdak, R. Salamon, P. Słomka, A. Szumiec, K. Błaszczyńska, B. Błaszczynski and S. Kacprzak, “glossoVR – voice emission and public speech training system,” 2020 IEEE Conference on Virtual Reality and 3D User Interfaces Abstracts and Workshops (VRW), Atlanta, GA, USA, 2020, pp. 832-833, doi: 10.1109/VRW50115.2020.00267.

M. Guzik, K. Kowalczyk, S. Woźniak, M. Fraś, K. Juros, D. Kaczor, P. Walas, “Acoustic source localization using drone-embedded microphone array,” in Journal of the Acoustical Society of America, vol. 146, no. 4, 2019, pp. 3058-3059, doi: https://doi.org/10.1121/1.5137614.

A. Jung, P. Korohoda, P. Krisper, V. Stadlbauer, R. E. Stauber and D. Schneditz, “The use of kinetic modeling for ELS treatment planning,” 20th ISAD: Liver Failure & Inflammation: The International Liver Support Meeting Rostock, Rostock, Germany, 2019.

B. Ziółko, T. Jadczyk, D. Skurzok, P. Żelasko, J. Gałka, T. Pędzimąż, I. Gawlik, S. Pałka, “SARMATA 2.0 automatic Polish language speech recognition system”, Annual Conf. Int. Speech Communication Association (Interspeech), Dresden, Germany, 2015, pp. 1062-1063.

J. Gałka, J. Grzybowska, M. Igras, P. Jaciów, K. Wajda, M. Witkowski and M. Ziółko, “System supporting speaker identification in emergency call center”, Annual Conf. Int. Speech Communication Association (Interspeech), Dresden, Germany, 2015, pp. 724-725.

Patents

J. Gałka, M. Mąsior, B. Mnich, J. Krzywda, M. Krupa, D. Kaczor, “System for improving sound quality in means of passenger transport”, EP 3016314 A1, May 18, 2020.

P. Sypka, “Method for increasing measurement accuracy and precision of precipitation intensity by means of a tipping bucket rain gauge,” PL 425442 A1, Nov. 04, 2019.

E.A.P. Habets, O. Thiergart, K. Kowalczyk, “System, apparatus and method for consistent scene reproduction based on informed spatial filtering”, US 9936323 B2, Apr. 03 2018, JP 6466968, Jan. 18, 2019, CN 106664501 B, Feb. 15, 2019.

E.A.P. Habets, O. Thiergart, and K. Kowalczyk, “System, apparatus and method for consistent scene reproduction based on adaptive functions”, US 10015613 B2, Jul. 03, 2018, RU 2663343 C2, Aug. 03, 2018, 6466969, Jan. 18, 2019.

J. Gałka, M. Grzywacz, R. Samborski, “A system and a method for detecting recorded biometric information”, EP 3016314 A1, May 04, 2016.

B. Ziółko and T. Jadczyk, “A speech recognition system and a method of using dynamic Bayesian network models,” CN 104541324 B, Sep. 13, 2019, EP 2959475 B1, Feb. 08, 2017, JP 2016517047 A, Jun. 09, 2016, IN 10400DELNP2014 A, Aug. 14, 2015, EP 2879409 A1, Jun. 03, 2015, CN 104541324 A, Apr. 22, 2015, AU 2013388411 A1, Jan. 22, 2015.

Thesis / books / book chapters

M. Witkowski, “Robust speaker verification with reverberation suppression and spoofing detection”, Ph.D. thesis, Nov. 2022.
S. Kacprzak, “Spoken language recognition in i-vector space using cluster based modeling”, Ph.D. thesis, Jan. 2020.
K. Kowalczyk, “Methods for analysis and incorporation of room reverberation into spatial audio signal processing”, Habilitation, Apr. 2019.