M.Sc. Till Schubert

Ph.D. Student

Contact:
Email: schubert@geod.uni-bonn.de
Tel: +49 – 228 – 73 – 3578
Fax: +49 – 228 – 73 – 6486
Office: Nussallee 17, 2. OG, room 2.008

Address:
University of Bonn
Theoretical Geodesy, IGG
Nussallee 17
53115 Bonn

Links

Research interests

  • Time series analysis
  • Geostatistics and stochastic processes
  • Signal processing
  • Computational geodesy
  • Gravity field determination

Short CV

Till Schubert started studying “Geodäsie und Geoinformation” at the University of Bonn in 2012. He finished his Master’s thesis in 2017. Since then he has been working as a Ph.D. student in the Theoretical Geodesy group.

Teaching activities

  • Practicals “Robuste Parameterschätzung”, WS2017/2018
  • Practicals “Stochastic processes” / “Stochastische Prozesse”, since WS2018/2019
  • Seminar and practicals “Ausgewählte Kapitel der Signalverarbeitung”, SS2019
  • Lecture and practicals “Advanced Data Analysis”, SS2020

Paper and Presentations

List of Publications

2021

  • J. M. Brockmann, T. Schubert, and W. Schuh, “An Improved Model of the Earth’s Static Gravity Field Solely Derived from Reprocessed GOCE Data,” Surveys in Geophysics, 2021. doi:10.1007/s10712-020-09626-0
    [BibTeX] [Download PDF]
    @article{brockmann.etal_2021,
    title = {An {{Improved Model}} of the {{Earth}}'s {{Static Gravity Field Solely Derived}} from {{Reprocessed GOCE Data}}},
    author = {Brockmann, Jan Martin and Schubert, Till and Schuh, Wolf-Dieter},
    year = {2021},
    month = jan,
    journal = {Surveys in Geophysics},
    issn = {1573-0956},
    doi = {10.1007/s10712-020-09626-0},
    url = {https://doi.org/10.1007/s10712-020-09626-0},
    urldate = {2021-01-20},
    langid = {english},
    file = {/home/jmb/pc/internetSettings/zotero/storage/26BVIN27/Brockmann et al. - 2021 - An Improved Model of the Earth’s Static Gravity Fi.pdf}
    }

  • J. Korte, T. Schubert, J. M. Brockmann, and W. Schuh, “A Mathematical Investigation of a Continuous Covariance Function Fitting with Discrete Covariances of an AR Process,” International Conference on Time Series and Forecasting (ITISE 2021), Engineering Proceedings, vol. 5, iss. 1, p. 18, 2021. doi:10.3390/engproc2021005018
    [BibTeX] [Download PDF]
    @article{korte.etal_2021,
    title = {A {{Mathematical Investigation}} of a {{Continuous Covariance Function Fitting}} with {{Discrete Covariances}} of an {{AR Process}}},
    author = {Korte, Johannes and Schubert, Till and Brockmann, Jan Martin and Schuh, Wolf-Dieter},
    year = {2021},
    journal = {International Conference on Time Series and Forecasting (ITISE 2021), Engineering Proceedings},
    volume = {5},
    number = {1},
    pages = {18},
    publisher = {{Multidisciplinary Digital Publishing Institute}},
    doi = {10.3390/engproc2021005018},
    url = {https://www.mdpi.com/2673-4591/5/1/18},
    urldate = {2021-07-22},
    copyright = {http://creativecommons.org/licenses/by/3.0/},
    langid = {english},
    keywords = {AR process,continuous covariance function,Fourier transform,positive definiteness,power spectral density,signal prediction},
    file = {/home/jmb/pc/internetSettings/zotero/storage/JUUI5UGW/Korte et al. - 2021 - A Mathematical Investigation of a Continuous Covar.pdf}
    }

  • A. Kvas, J. M. Brockmann, S. Krauss, T. Schubert, T. Gruber, U. Meyer, T. {Mayer-Gürr}, W. Schuh, A. Jäggi, and R. Pail, “GOCO06s – a Satellite-Only Global Gravity Field Model,” Earth System Science Data, vol. 13, iss. 1, p. 99–118, 2021. doi:10.5194/essd-13-99-2021
    [BibTeX] [Download PDF]
    @article{kvas.etal_2021,
    title = {{{GOCO06s}} \textendash{} a Satellite-Only Global Gravity Field Model},
    author = {Kvas, Andreas and Brockmann, Jan Martin and Krauss, Sandro and Schubert, Till and Gruber, Thomas and Meyer, Ulrich and {Mayer-G{\"u}rr}, Torsten and Schuh, Wolf-Dieter and J{\"a}ggi, Adrian and Pail, Roland},
    year = {2021},
    month = jan,
    journal = {Earth System Science Data},
    volume = {13},
    number = {1},
    pages = {99--118},
    publisher = {{Copernicus GmbH}},
    issn = {1866-3508},
    doi = {10.5194/essd-13-99-2021},
    url = {https://essd.copernicus.org/articles/13/99/2021/},
    urldate = {2021-01-27},
    langid = {english},
    file = {/home/jmb/pc/internetSettings/zotero/storage/SFR4IICG/Kvas et al. - 2021 - GOCO06s – a satellite-only global gravity field mo.pdf}
    }

  • T. Schubert, J. M. Brockmann, J. Korte, and W. Schuh, “On the Family of Covariance Functions Based on ARMA Models,” Proceedings of The 7th International conference on Time Series and Forecasting (ITISE 2021), Engineering Proceedings, vol. 5, iss. 1, p. 37, 2021. doi:10.3390/engproc2021005037
    [BibTeX] [Download PDF]
    @article{schubert.etal_2021,
    title = {On the {{Family}} of {{Covariance Functions Based}} on {{ARMA Models}}},
    author = {Schubert, Till and Brockmann, Jan Martin and Korte, Johannes and Schuh, Wolf-Dieter},
    year = {2021},
    journal = {Proceedings of The 7th International conference on Time Series and Forecasting (ITISE 2021), Engineering Proceedings},
    volume = {5},
    number = {1},
    pages = {37},
    publisher = {{Multidisciplinary Digital Publishing Institute}},
    doi = {10.3390/engproc2021005037},
    url = {https://www.mdpi.com/2673-4591/5/1/37},
    urldate = {2021-07-05},
    copyright = {http://creativecommons.org/licenses/by/3.0/},
    langid = {english},
    keywords = {ARMA processes,covariance function,Matérn covariance function,positive definiteness,stochastic modeling,time series analysis},
    file = {/home/jmb/pc/internetSettings/zotero/storage/Q9GQACHG/Schubert et al. - 2021 - On the Family of Covariance Functions Based on ARM.pdf}
    }

  • T. Schubert, J. M. Brockmann, and W. Schuh, “Identification of Suspicious Data for Robust Estimation of Stochastic Processes,” in IX Hotine-Marussi Symposium on Mathematical Geodesy, {Cham}, 2021, p. 199–207. doi:10.1007/1345_2019_80
    [BibTeX] [Download PDF]
    @inproceedings{schubert.etal_2021a,
    title = {Identification of {{Suspicious Data}} for {{Robust Estimation}} of {{Stochastic Processes}}},
    booktitle = {{{IX Hotine-Marussi Symposium}} on {{Mathematical Geodesy}}},
    author = {Schubert, Till and Brockmann, Jan Martin and Schuh, Wolf-Dieter},
    editor = {Nov{\'a}k, Pavel and Crespi, Mattia and Sneeuw, Nico and Sans{\`o}, Fernando},
    year = {2021},
    series = {International {{Association}} of {{Geodesy Symposia}}},
    pages = {199--207},
    publisher = {{Springer International Publishing}},
    address = {{Cham}},
    doi = {10.1007/1345_2019_80},
    url = {https://link.springer.com/chapter/10.1007%2F1345_2019_80},
    isbn = {978-3-030-54267-2},
    langid = {english},
    keywords = {AR-processes,Hypothesis tests,Outlier detection,Residual time series,Stochastic modeling,Time series},
    file = {/home/jmb/pc/internetSettings/zotero/storage/HG354NA2/Schubert et al. - 2021 - Identification of Suspicious Data for Robust Estim.pdf}
    }

2020

  • T. Schubert, J. Korte, J. M. Brockmann, and W. Schuh, “A Generic Approach to Covariance Function Estimation Using ARMA-Models,” Mathematics, Special Issue “Stochastic Models for Geodesy and Geoinformation Science”, vol. 8, iss. 4, p. 591, 2020. doi:10.3390/math8040591
    [BibTeX] [Download PDF]
    @article{schubert.etal_2020,
    title = {A {{Generic Approach}} to {{Covariance Function Estimation Using ARMA-Models}}},
    author = {Schubert, Till and Korte, Johannes and Brockmann, Jan Martin and Schuh, Wolf-Dieter},
    year = {2020},
    month = apr,
    journal = {Mathematics, Special Issue "Stochastic Models for Geodesy and Geoinformation Science"},
    volume = {8},
    number = {4},
    pages = {591},
    publisher = {{Multidisciplinary Digital Publishing Institute}},
    doi = {10.3390/math8040591},
    url = {https://www.mdpi.com/2227-7390/8/4/591},
    urldate = {2021-03-19},
    copyright = {http://creativecommons.org/licenses/by/3.0/},
    langid = {english},
    keywords = {ARMA-process,autoregressive processes,colored noise,continuous process,covariance function,stochastic modeling,time series},
    file = {/home/jmb/pc/internetSettings/zotero/storage/S4EYNEV3/Schubert et al. - 2020 - A Generic Approach to Covariance Function Estimati.pdf}
    }

List of Presentations

2022

  • W. -D. Schuh, J. Korte, T. Schubert, and J. M. Brockmann, Modeling of Inhomogeneous Spatio-Temporal Signals by Least Squares Collocation{Milano, Italy}: , 2022.
    [BibTeX] [Download PDF]
    @misc{schuh.etal_2022,
    type = {Talk},
    title = {Modeling of Inhomogeneous Spatio-Temporal Signals by Least Squares Collocation},
    author = {Schuh, W.-D. and Korte, J. and Schubert, T. and Brockmann, J. M.},
    year = {2022},
    address = {{Milano, Italy}},
    url = {https://doi.org/10.48565/bonndoc-39},
    file = {/home/jmb/pc/internetSettings/zotero/storage/AT3XNLLB/Schuh et al. - 2022 - Modeling of inhomogeneous spatio-temporal signals .pdf}
    }

2019

  • J. M. Brockmann, T. Schubert, W. Schuh, A. Kvas, and T. {Mayer-Guerr}, An Improved Global Gravity Field Model of the Earth Derived from Reprocessed GOCE Observations with the Time-Wise Approach{Milano, Italy}: , 2019.
    [BibTeX]
    @misc{brockmann.etal_2019b,
    title = {An Improved Global Gravity Field Model of the {{Earth}} Derived from Reprocessed {{GOCE}} Observations with the Time-Wise Approach},
    author = {Brockmann, Jan Martin and Schubert, Till and Schuh, Wolf-Dieter and Kvas, Andreas and {Mayer-Guerr}, Torsten},
    year = {2019},
    address = {{Milano, Italy}},
    file = {/home/jmb/pc/internetSettings/zotero/storage/5GRTK44I/Brockmann et al. - 2019 - An improved global gravity field model of the Eart.pdf}
    }

2018

  • J. Brockmann, T. Schubert, W. -D. Schuh, and G. H. Team, Reprocessed GOCE Gravity Gradients for Gravity Field Recovery: First Results with the Time-Wise Approach (Talk){Vienna, Austria}: , 2018.
    [BibTeX] [Download PDF]
    @misc{brockmann.etal_2018,
    type = {Talk},
    title = {Reprocessed {{GOCE}} Gravity Gradients for Gravity Field Recovery: First Results with the Time-Wise Approach (Talk)},
    author = {Brockmann, Jan-Martin and Schubert, Till and Schuh, W.-D. and GOCE HPF Team},
    year = {2018},
    address = {{Vienna, Austria}},
    url = {https://presentations.copernicus.org/EGU2018-13217_presentation.pdf},
    file = {/home/jmb/pc/internetSettings/zotero/storage/6KUQ28NN/Brockmann et al. - 2018 - Reprocessed GOCE gravity gradients for gravity fie.pdf}
    }

  • J. M. Brockmann, T. Schubert, W. -D. Schuh, and T. {Mayer-Gürr}, Towards the 6th Release of the Time-Wise GOCE Models: Processing Status and Preliminary Results (Talk){Copenhagen, Denmark}: , 2018.
    [BibTeX]
    @misc{brockmann.etal_2018c,
    type = {Talk},
    title = {Towards the 6th Release of the Time-Wise {{GOCE}} Models: Processing Status and Preliminary Results (Talk)},
    author = {Brockmann, J. M. and Schubert, T. and Schuh, W.-D. and {Mayer-G{\"u}rr}, T.},
    year = {2018},
    address = {{Copenhagen, Denmark}},
    howpublished = {Talk},
    owner = {jmb},
    file = {/home/jmb/pc/internetSettings/zotero/storage/YALRAEM3/Brockmann et al. - 2018 - Towards the 6th release of the time-wise GOCE mode.pdf}
    }

  • T. Schubert, J. M. Brockmann, and W. -D. Schuh, “Identification of Suspicious Data for Robust Estimation of Stochastic Processes,” in IX Hotine-Marussi Symposium, {Rome}, 2018.
    [BibTeX] [Download PDF]
    @inproceedings{schubert-etal_v18,
    title = {Identification of Suspicious Data for Robust Estimation of Stochastic Processes},
    booktitle = {{{IX Hotine-Marussi Symposium}}},
    author = {Schubert, T. and Brockmann, J.M. and Schuh, W.-D.},
    year = {2018},
    month = jul,
    address = {{Rome}},
    url = {http://skylab.itg.uni-bonn.de/schuh/Separata/schubert-etal_v18.pdf},
    annotation = {oral presentation}
    }

  • J. M. Brockmann, T. Schubert, and W. -D. Schuh, Reprocessed GOCE Gravity Gradients for Gravity Field Recovery –- First Analysis and Results from the Time-Wise Approach (Talk){Frascati, Italy}: , 2018.
    [BibTeX]
    @misc{schuh.etal_2014a,
    type = {Talk},
    title = {Reprocessed {{GOCE}} Gravity Gradients for Gravity Field Recovery --- First Analysis and Results from the Time-Wise Approach (Talk)},
    author = {Brockmann, Jan Martin and Schubert, Till and Schuh, W.-D.},
    year = {2018},
    address = {{Frascati, Italy}},
    howpublished = {Talk},
    owner = {jmb},
    file = {/home/jmb/pc/internetSettings/zotero/storage/F7BQC8MG/2018-04-16_mayer-guerr_HPF_frascati.pptx;/home/jmb/pc/internetSettings/zotero/storage/UX3IXE44/itg-bonn.pdf}
    }

  • W. -D. Schuh, T. Schubert, I. Loth, J. M. Brockmann, and B. Kargoll, Advanced Time Series Analysis to Estimate Tailored Stochastic Models for the Global Gravity Field Processing (Talk){Copenhagen, Denmark}: , 2018.
    [BibTeX]
    @misc{schuh.etal_2018,
    type = {Talk},
    title = {Advanced Time Series Analysis to Estimate Tailored Stochastic Models for the Global Gravity Field Processing (Talk)},
    author = {Schuh, W.-D. and Schubert, T. and Loth, I. and Brockmann, J. M. and Kargoll, B.},
    year = {2018},
    address = {{Copenhagen, Denmark}},
    howpublished = {Talk},
    owner = {jmb},
    file = {/home/jmb/pc/internetSettings/zotero/storage/XKAEFJTW/Schuh et al. - 2018 - Advanced time series analysis to estimate tailored.pdf}
    }

List of Posters