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Publications - Ondřej Tichý


Journal articles (16)
1. * Ondřej Tichý, S. Eckhardt, Y. Balkanski, D. Hauglustaine, N. Evangeliou: Decreasing trends of ammonia emissions over Europe seen from remote sensing and inverse modelling. Atmospheric Chemistry and Physics 23:24 (2023), 15235-15252. Copernicus.   Download
2. * Petr Pecha, Miroslav Kárný, E. Pechová, Václav Šmídl, Ondřej Tichý: Potential Hazard of Accidental Radioactive Discharges into the Calm Atmosphere. ERCIM News 129, 43-44. European Research Consortium for Informatics and Mathematics.   Download
3. * N. Evangeliou, Ondřej Tichý, S. Eckhardt, Ch. Groot Zwaaftink, J. Brahney: Sources and fate of atmospheric microplastics revealed from inverse and dispersion modelling: From global emissions to deposition. Journal of Hazardous Materials 432. Elsevier.   Download
4. * Ondřej Tichý, Václav Šmídl, N. Evangeliou: Source term determination with elastic plume bias correction. Journal of Hazardous Materials 425. Elsevier.   Download
5. * Ondřej Tichý, M. Hýža, N. Evangeliou, Václav Šmídl: Real-time measurement of radionuclide concentrations and its impact on inverse modeling of 106Ru release in the fall of 2017. Atmospheric Measurement Techniques 14:2 (2021), 803-818. Copernicus.   Download
7. * Kamil Dedecius, Ondřej Tichý: Collaborative sequential state estimation under unknown heterogeneous noise covariance matrices. IEEE Transactions on Signal Processing 68:10 (2020), 5365-5378.   Download
8. * Ondřej Tichý, Lukáš Ulrych, Václav Šmídl, N. Evangeliou, A. Stohl: On the tuning of atmospheric inverse methods: comparisons with the European Tracer Experiment (ETEX) and Chernobyl datasets using the atmospheric transport model FLEXPART. Geoscientific Model Development 13:12 (2020), 5917-5934. Copernicus GmbH.   Download
9. * Ondřej Tichý, Lenka Bódiová, Václav Šmídl: Bayesian non-negative matrix factorization with adaptive sparsity and smoothness prior. IEEE Signal Processing Letters 26:3 (2019), 510-514. Institute of Electrical and Electronics Engineers.   Download
10. * Ondřej Tichý, Václav Šmídl, Radek Hofman, N. Evangeliou: Source term estimation of multi-specie atmospheric release of radiation from gamma dose rates. Quarterly Journal of the Royal Meteorological Society 144:717 (2018), 2781-2797. Wiley.   Download
11. * Ondřej Tichý, Václav Šmídl, Radek Hofman, Kateřina Šindelářová, M. Hýža, A. Stohl: Bayesian inverse modeling and source location of an unintended 131I release in Europe in the fall of 2011. Atmospheric Chemistry and Physics 17:20 (2017), 12677-12696. Copernicus.   Download
12. * Ondřej Tichý, Václav Šmídl, M. Šámal: Model-based extraction of input and organ functions in dynamic scintigraphic imaging. Computer Methods in Biomechanics and Biomedical Engineering: Imaging & Visualization 4, 135-145.   Download
13. * Ondřej Tichý, Václav Šmídl, Radek Hofman, A. Stohl: LS-APC v1.0: a tuning-free method for the linear inverse problem and its application to source-term determination. Geoscientific Model Development 9:11 (2016), 4297-4311. Copernicus GmbH.   Download
14. * Ondřej Tichý, Václav Šmídl: Non-parametric Bayesian models of response function in dynamic image sequences. Computer Vision and Image Understanding 151:1 (2016), 90-100. Elsevier.   Download
15. * Ondřej Tichý, Václav Šmídl: Bayesian Blind Separation and Deconvolution of Dynamic Image Sequences Using Sparsity Priors. IEEE Transactions on Medical Imaging 34:1 (2015), 258-266.   Download
16. * Ondřej Tichý, Václav Šmídl: Estimation of Input Function from Dynamic PET Brain Data Using Bayesian Blind Source Separation. Computer Science and Information Systems 12:4 (2015), 1273-1287.   Download

Conference papers (17)
1. * L. Bódiová, Ondřej Tichý, Václav Šmídl: Semi-supervised Bayesian Source Separation of Scintigraphic Image Sequences. European Congress on Computational Methods in Applied Sciences and Engineering (ECCOMAS 2017: VipIMAGE 2017), 52-61. Springer, Cham 2018.   Download
2. * Petr Pecha, Ondřej Tichý: Simulace možného výskytu horkých míst při únicích radioaktivity při neobvyklých\npovětrnostních epizodách. XL. Dny radiační ochrany - sborník abstraktů. ČVUT - Fakulta jaderná a fyzikálně inženýrská, Praha 2018.   Download
3. * Ondřej Tichý, Václav Šmídl: Linear Inverse Problem with Range Prior on Correlations and Its Variational Bayes Inference. Bayesian Statistics in Action: BAYSM 2016, 91-101. Springer International Publishing, Cham 2017.   Download
4. * Ondřej Tichý, Václav Šmídl, Radek Hofman: Bayesian Estimation of Source Term of Atmospheric Radiation Release with Interval Prior. Proceedings of the 8th International Congress on Environmental Modelling and Software (iEMSs), 357-364. iEMSs, Toulouse 2016.   Download
5. * Ondřej Tichý, Václav Šmídl: Bayesian Blind Source Separation with Unknown Prior Covariance. Latent Variable Analysis and Signal Separation, 352-359. Springer, Cham 2015.   Download
6. * Ondřej Tichý, Václav Šmídl: Variational Blind Source Separation Toolbox and its Application to Hyperspectral Image Data. Proceedings of the 23rd European Signal Processing Conference (EUSIPCO 2015), 1336-1340. IEEE Computer Society, Piscataway 2015.   Download
7. * Ondřej Tichý: On Sparsity in Bayesian Blind Source Separation for Dynamic Medical Imaging. Rektorysova Soutěž, 20-21. Katedra metematiky, FSv ČVUT, Praha 2014.   Download
8. * Ondřej Tichý, Václav Šmídl: Kinetic Modeling of the Dynamic PET Brain Data Using Blind Source Separation Methods. The 2014 7th International Conference on BioMedical Engineering and Informatics, 244-249. IEEE press, Dalian, China 2014.   Download
9. * Václav Šmídl, Ondřej Tichý: Sparsity in Bayesian Blind Source Separation and Deconvolution. Machine Learning and Knowledge Discovery in Databases, 548-563. Springer, Berlin Heidelberg 2013.   Download
10. * Ondřej Tichý: On Validation of Algorithms for Dynamic Medical Data Separation. Doktorandské dny 2013, 283-292. ČVUT, Praha 2013.   Download
11. * Ondřej Tichý, Václav Šmídl, M. Šámal: Model-based Extraction of Input and Organ Functions in Dynamic Medical Imaging. Computational Vision and Medical Image Processing (VipIMAGE 2013), 75-80. CRC Press/Balkema, Leiden 2013.   Download
12. * Ondřej Tichý: Model Consideration for Blind Source Separation of Medical Image Sequences. Doktorandské dny 2012, 1-10. ČVUT v Praze, Praha 2012.   Download
13. * Václav Šmídl, Ondřej Tichý: Automatic Regions of Interest in Factor Analysis for Dynamic Medical Imaging. Proceedings of 2012 IEEE International Symposium on Biomedical Imaging, 158-161. IEEE, Barcelona, Spain 2012.   Download
14. * Ondřej Tichý: Automated Functional Analysis in Dynamic Medical Imaging. Aplikovaná matematika – Rektorysova soutěž, 19-20. Katedra matematiky, FSv ČVUT v Praze, Praha 2012.   Download
15. * Václav Šmídl, Ondřej Tichý, M. Šámal: Factor Analysis Of Scintigraphic Image Sequences With Integrated Convolution Model Of Factor Curves. Proceedings of the second international conference on computational bioscience, 1-7. IASTED, Cambridge, UK 2011.   Download
16. * Václav Šmídl, Ondřej Tichý: Variational Bayes in Distributed Fully Probabilistic Decision Making. The 2nd International Workshop od Decision Making with Multiple Imperfect Decision Makers. Held in Conjunction with the 25th Annual Conference on Neural Information Processing Systems (NIPS 2011), 73-80. Institute of Information Theory and Automation, Prague 2011.   Download
17. * Ondřej Tichý: Factor Analysis of Scintigraphic Image Sequences with Integrated Probabilistic Mask of Factor Images. Doktorandské Dny 2011, 255-263. FJFI ČVUT, Praha 2011.   Download

Other publications (22)
1. * Ondřej Tichý, Václav Šmídl, Václav Mácha, J. Kuśmierczyk-Michulec, W. Sommerer, A. Tipka: Estimation of unknown source term based on radioxenon observations with the presence of background signal. EGU General Assembly 2024 Abstracts. European Geosciences Union, Munich 2024.   Download
2. * Antonie Brožová, Václav Šmídl, Ondřej Tichý, N. Evangeliou: Estimation of spatio-temporal source of microplastics using Bayesian Neural networks. EGU General Assembly 2024. The European Geosciences Union, Munich 2024.   Download
3. * N. Evangeliou, Ondřej Tichý, S. Eckhardt, Y. Balkanski, D. Hauglustaine: Decreasing trends of NH3 over Europe seen from space. EGU General Assembly 2023. The European Geosciences Union, Munich 2023.   Download
4. * A. Kampouri, V. Amiridis, Ondřej Tichý, N. Evangeliou, S. Solomos, A. Gialitaki, E. Marinou, A. Gkikas, E. Proestakis, S. Scollo, L. Merucci, L. Mona, N. Papagiannopoulos, P. Zanis: Inversion techniques on volcanic emissions and the use for quantitative dispersion modeling: The case of Etna eruption on 12 March 2021. EGU General Assembly 2023. The European Geosciences Union, Munich 2023.   Download
5. * Ondřej Tichý, Václav Šmídl, N. Evangeliou: Spatio-temporal inversion of atmospheric microplastics emmisions using block-coordinate descent method. EGU General Assembly 2023. The European Geosciences Union, Munich 2023.   Download
6. * Ondřej Tichý, N. Evangeliou, Václav Šmídl, M. Hýža, P. Kuča: Odhad zdrojového členu Cs-137 při požárech v okolí Černobylu v dubnu 2020. XLIII. Dni radiačnej ochrany 2022, Kniha abstraktů, 28-29. Slovenská zdravotnícka univerzita, Bratislava 2022.   Download
7. * A. Kampouri, Ondřej Tichý, N. Evangeliou, V. Amiridis, S. Solomos, A. Gialitaki, E. Marinou, A. Gkikas, E. Proestakis, S. Scollo, L. Merucci, L. Mona, N. Papagiannopoulos, P. Zanis: Inverse modelling of volcanic emissions and their use for quantitative dispersion modeling: the 12th March 2021 Etna’s eruption. 11th International Aerosol Conference, 767-768. The Hellenic Association for Aerosol Research, Athens 2022.   Download
8. * Ondřej Tichý, N. Evangeliou, Václav Šmídl: Two stage inversion method for microplastics emission estimation. EGU General Assembly 2022. European Geosciences Union, Göttingen 2022.   Download
9. * N. Evangeliou, Ondřej Tichý, S. Eckhardt, J. Brahney: Global emissions of atmospheric microplastics revealed from inverse modelling. AGU Fall Meeting 2021. American Geophysical Union, Washington 2021.   Download
10. * Petr Pecha, Ondřej Tichý, E. Pechová: Potential Radioactive Hot Spots Induced by Radiation Accident Being Underway of Atypical Low Wind Meteorological Episodes. Research Report 2382. ÚTIA, Praha 2020.   Download
11. * Ondřej Tichý, Václav Šmídl: Towards non-linear inverse problem for atmospheric source term determination. Geophysical Research Abstracts. 2020.   Download
12. * Ondřej Tichý, Václav Šmídl, Lukáš Ulrych, Radek Hofman: Study on influence of the prior source term to linear inverse problem for atmospheric source term determination. Geophysical Research Abstracts. European geoscience union 2019.   Download
13. * Ondřej Tichý, Václav Šmídl, M. Hýža: Bayesian Approach to Localization of Atmospheric Release with Demonstration on the Case of Ruthenium-106 Release in 2017. SnT 2019 - CTBT: Science and Technology Conference - Book of Abstracts, 175. , Vienna 2019.   Download
14. * Ondřej Tichý, Václav Šmídl, M. Hýža, Kateřina Šindelářová, Lukáš Ulrych, Alkomiet Belal: Compensation of inaccurate meteorological data in source term determination problem using Bayesian methods. Geophysical Research Abstracts. EGU, Munich 2018.   Download
15. * Alkomiet Belal, Ondřej Tichý, Václav Šmídl: Bayesian source term determination with unknown covariance of measurements. Geophysical Research Abstracts. Copernicus, Göttingen 2017.   Download
16. * Ondřej Tichý, Václav Šmídl, Radek Hofman: Bayesian estimation of a source term of radiation release with approximately known nuclide ratios. Geophysical Research Abstracts. European Geosciences Union, Göttingen 2016.   Download
17. * Radek Hofman, Ondřej Tichý, Kateřina Šindelářová: Analysis of elevated I-131 samples observed in 2011 over Europe. Geophysical Research Abstracts. European Geosciences Union, Göttingen 2016.   Download
18. * Radek Hofman, Václav Šmídl, Ondřej Tichý: Hierarchical Prior for Source Term Determination and Its Variational Bayes Estimation. CTBT: Science and Technology 2015, 142-142. CTBTO, Vienna 2015.   Download
19. * Ondřej Tichý: Bayesian Blind Source Separation in Dynamic Medical Imaging. CTU v Praze, Praha 2015.   Download
20. * Ondřej Tichý, Václav Šmídl: Convolution Model of Time-activity Curves in Blind Source Separation. Research Report 2330. UTIA AV ČR, Praha 2013.   Download
21. * Ondřej Tichý, Václav Šmídl: Decentralization of Fully Probabilistic Control Design using Variational Bayes Approximation. Abstracts of Contributions to 7th International Workshop on Data - Algorithms - Decision Making, 37-37. ÚTIA AVČR, v.v.i, Praha 2011.   Download
22. * Václav Šmídl, Ondřej Tichý: Variational Bayes Approximation for Distributed Fully Probabilistic Design. Abstracts of Contributions to 6th International Workshop on Data-Algorthms-Decision Making, 47-47. ÚTIA AV ČR, v.v.i, Praha 2010.   Download