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TALKS, MEETINGS, EVENTS and RESEARCH VISITS
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A. APPROXIMATION THEORY: RESEARCH VISITS
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research visit at the University of New South Wales, Australia, for collaborating with Prof. Dr. Ian H. Sloan und Robert S. Womersley (20-22 June 2018)
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research visit at the Erwin Schröodinger International Institute for Mathematics
and Physics (ESI) of the Universität Wien, Austria, for collaborating with
Prof. Dr. Ian H. Sloan within the Programme on “Tractability of High Dimensional Problems and Discrepancy” (18–22 September 2017)
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research visit at the University of New South Wales, Australia, for collaborating with Prof. Dr. Ian H. Sloan, on the project “Smoothing Approximation of Noisy Scattered
Data on Spheres” (04 January to 08 March 2009)
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A. APPROXIMATION THEORY: TALKS given at CONFERENCES, WORKSHOPS and MEETINGS
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Local RBF-based penalized least-squares approximation of noisy scattered data on the sphere. Paper presented at the RICAM Workshop “Multivariate Algorithms and Information-Based Complexity” (5-9 November 2018, Linz, Austria), invited talk.
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Radial basis function approximation of noisy scattered data on the sphere. Paper presented at the MATRIX-Programme “On Frontiers of High Dimensional Computation” (11-15 June 2018, Creswick, Australia).
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Smoothing Approximation on the Sphere from Noisy Scattered Data.
Paper presented at the workshop “Multivariate Approximation
and Interpolation with Applications”
(06-10 September 2010, Edinburgh, United Kingdom).
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Complexity of Numerical Integration over Spherical Caps.
Paper presented at the “Dagstuhl Seminar Algorithms and
Complexity for Continuous Problems”
(20-25 September 2009, Schloss Dagstuhl, Germany).
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Smoothing Approximation on the Sphere from Noisy Scattered Data.
Paper presented at the “2nd Dolomites Workshop on
Constructive Approximation and Applications”
(04-09 September 2009, Alba di Canazei, Italy).
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Numerical Integration over Spherical Caps.
Paper presented at the “ANZIAM (Australian and New Zealand
Industrial and Applied Mathematics) Conference 2009”
(01-05 February 2009, Caloundra, Australia).
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Numerical Integration over Spherical Caps.
Paper presented at the “International Conference on
Multivariate Approximation”
(22-26 September 2008, Haus Bommerholz, Witten, Germany).
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Numerical Integration over Spherical Caps.
Paper presented at the “7th International
Conference on Mathematical Methods for Curves and Surfaces”
(26 June - 01 July 2008, Tonsberg, Norway).
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Solving Pseudo-Differential Equations on the Sphere.
Paper presented at “ICIAM 2007”
(“6th International Congress on Industrial and Applied Mathematics”)
(16-20 July 2007, Zurich, Switzerland).
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Filling in the Gaps - Local Data Approximation in Geodesy.
Paper presented at the “2nd Workshop on High-Dimensional Approximation”
(19-22 February 2007, Canberra, Australia).
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The s-Energy of Spherical Designs on $S^2$.
Paper presented at “Algorithms for Approximation V”
(18-22 July 2005, Chester, United Kingdom).
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Cubature on the Sphere -
Optimal Estimates of the Worst-Case Error in Sobolev Spaces.
(with I. H. Sloan) Paper presented at the conference “Constructive Functions Tech 04”
(07-09 November 2004, Atlanta, USA).
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Numerical Integration on the Sphere.
Paper presented at the Oberwolfach-Meeting “Geomathematics”
(23-29 May 2004, Mathematisches Forschungszentrum Oberwolfach,
Oberwolfach, Germany), invited talk.
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Lower Bounds for Cubature on the Sphere in Sobolev Spaces.
Paper presented at the workshop “Mathematical Methods
in the Geosciences”
(18-19 December 2003, Kaiserslautern, Germany).
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Lower Bounds for Cubature on the Sphere in Sobolev Spaces.
Paper presented at the workshop “Computational Analysis on the Sphere”
(05-07 December 2003, Nashville, USA).
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Cubature on the Sphere - Worst-Case Error for the Class
of Sobolev Spaces $H^s(S^2)$ with $s>1$.
Paper presented at “VIIth International Conference Cubature Formulae
and Their Applications”
(18-23 August 2003, Krasnoyarsk, Russia).
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Domain Decomposition Methods.
Paper presented at “ICIAM 2003”
(“5th International Congress on Industrial and Applied Mathematics”)
(07-11 July 2003, Sydney, Australia).
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Modellierung des Erdgravitationspotentials aus SST-Daten
oder SGG-Daten auf einem realistischen Orbit mittels geglätteter
harmonischer Splines (Modelling of the Earth's
Gravitational Potential from SST-Data or SGG-Data on
a Realistic Orbit Using Smoothed Harmonic Splines).
Paper presented at the “Geodetic Week 2001”
(18-21 September 2001, Cologne, Germany).
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Über die Anwendung von Wavelets mit lokal-kompakten
Trägern in SST und SGG (On the Application of Wavelets
with Locally Compact Support in SST and SGG).
Paper presented at the “Geodetic Week 2000”
(10-12 October 2000, Potsdam, Germany).
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Multiskalen-Regularisierung und Wavelet-Modellierung in SST und SGG
(Multiscale Regularisation and Wavelet Modelling in SST and SGG).
Paper presented at a CHAMP project meeting
(31 January 2000, Bonn, Germany).
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B. APPROXIMATIONSTHEORIE: SONSTIGE VORTRÄGE
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Radial Basis Function Approximation of Noisy Scattered Data on the Sphere.
Talk given at the Erwin-Schrödinger-Institut für Mathematische Physik
at the Universität Wien
(19 September 2017, Vienna, Austria).
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Radial Basis Function Approximation.
Talk given at the Technische Universität Darmstadt
(09 February 2011, Darmstadt, Germany).
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Wie behandelt man Meßfehler? – Glättende Approximation verrauschter Daten.
Talk given at the Technische Universität München
(28 May 2010, Garching by Munich, Germany).
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Meßfehler in der Geodäsie – Glättende Approximation verrauschter Daten.
Talk given at the FernUniversität in Hagen (09 February 2010, Hagen, Germany).
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Smoothing Approximation of Noisy Scattered Data in Geodesy.
Talk in the “Numerical Analysis Seminar” at the University of Bath
(05 June 2009, Bath, United Kingdom).
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Smoothing Approximation of Noisy Scattered Data on Spheres.
Talk given in the “Computational Mathematics Seminar” at the University of New South Wales
(24 February 2009, Sydney, Australia).
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Numerical Integration on the Sphere.
Talk given at the University of Sussex
(06 November 2008, Brighton, United Kingdom).
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Cubature on the Sphere – Optimal Error Estimates in Sobolev Spaces.
Talk given at the Universität Stuttgart
(25 November 2004, Stuttgart, Germany).
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Numerical Integration on the Sphere.
Vortrag am Potsdam-Institut für Klimafolgenforschung
(17. November 2004, Berlin, Deutschland).
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Optimal Cubature on the Sphere.
Talk given at the Texas A&M University
(11 November 2004, College Station, USA).
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Optimale Fehlerabschätzungen für Integration auf der Sphäre in Sobolevräumen.
Colloquium talk given at the Universität Dortmund
(15 December 2003, Dortmund, Germany).
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Optimale Fehlerabschätzungen für Integration auf der Sphäre in Sobolevräumen.
Talk given in the Oberseminar “Numerische Mathematik/Scientific Computing” at the Freie Universität Berlin
(12 December 2003, Berlin, Germany).
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Harmonic Splines.
Series of talks given in the “Sphere Seminar” at the University of New South Wales
(August – September 2002, Sydney, Australia).
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C. MATHEMATICS EDUCATION: TALKS given at CONFERENCES, WORKSHOPS and MEETINGS
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Online Tests for Evaluating Learning Success.
Paper presented at the “Hanse-Kolloquium zur Hochschuldidaktik der Mathematik 2016” (11-12 December 2016, Münster, Germany).
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Online Tests for Evaluating Learning Success.
Poster presentation at the khdm Conference “Didactics of Mathematics in Higher Education as a Scientific Discipline” (01-04 December 2015, Hannover, Germany).
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Neugestaltung der “Höheren Mathematik A, B und C für Elektrotechniker” - Nutzung der Lehrmaterialien durch Studierende. Paper presented at the “Hanse-Kolloquium zur Hochschuldidaktik der Mathematik 2015: Grundlagenkenntnisse sichern - selbständiges Arbeiten fördern“ (13-14 November 2015, Lübeck, Germany).
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D. MATHEMATICS EDUCATION: OTHER EVENTS
- Guest lecturer for a “Meisterklasse Mathematik” at the TU Dresden for 7-th grade school students. Topic “Nicht-transitive Würfel und andere spannende stochastische Probleme” (05 March 2016, Dresden, Germany).
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Workshop “Die nicht-transitiven Würfel” at the “Schülerakademie Mathematik OWL” for 6-th grade school students (12 June 2014, Warburg, Germany).
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E. PARTICIPATION in CONFERENCES (without giving a talk)
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“Conference in honour of Ian Sloan on the occasion of his 80th birthday”
(17-19 June 2018, Sydney, Australia).
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“Symposium on Money Value and Capital Transfers”
(04-06 October 2012, Leipzig, Germany).
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“Jahrestagung 2012 des Vereins für Socialpolitik”
(09-12 September 2012, Göttingen, Germany).
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“Aufgeschlossen für Wandel - verankert in gemeinsamen Grundwerten:
Demokratie und Wirtschaft in Deutschland und in der Europäischen Union”
(14-15 June 2012, Leipzig, Germany).
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Teaching and Learning Conference 2009 “‘How am I Doing?’
New Approaches to Academic Feedback and Advice”
(02 June 2009, University of Sussex, Brighton, United Kingdom).
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“3rd Workshop on High-Dimensional Approximation (HDA09)”
(16-20 February 2009, Sydney, Australia).
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“Workshop on High-Dimensional Approximation”
(14-17 February 2005, Canberra, Australia).
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