20072025

Research output per year

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Personal profile

Fields of Science

  • 111 Mathematics
  • 112 Statistics and probability

International and National Collaboration Publications and projects within past five years.

Publications

  • 21 Article
  • 2 Conference contribution
  • 2 Conference article

Simultaneous reconstruction of emission and attenuation in passive gamma emission tomography of spent nuclear fuel

Backholm, R., Bubba, T. A., Bélanger-Champagne, C., Helin, T., Dendooven, P. & Siltanen, S., Apr 2020, In : Inverse problems and imaging. 14, 2, p. 317-337 21 p.

Research output: Contribution to journalArticleScientificpeer-review

Correlation imaging in inverse scattering is tomography on probability distributions

Caro, P., Helin, T., Kujanpää, A. & Lassas, M., Jan 2019, In : Inverse Problems. 35, 1, 20 p., 015010.

Research output: Contribution to journalArticleScientificpeer-review

Inverse scattering for a random potential

Caro, P., Helin, T. & Lassas, M., Jul 2019, In : Analysis and Applications. 17, 4, p. 513-567 55 p.

Research output: Contribution to journalArticleScientificpeer-review

Real-time turbulence profiling using particle filtering

Lehtonen, J. & Helin, T., 2019, AO4ELT6 Conference Proceedings.

Research output: Chapter in Book/Report/Conference proceedingConference contributionScientificpeer-review

Open Access
File

Atmospheric turbulence profiling with unknown power spectral density

Helin, T., Kindermann, S., Lehtonen, J. & Ramlau, R., 8 Mar 2018, In : Inverse Problems. 34, 4, 32 p., 044002.

Research output: Contribution to journalArticleScientificpeer-review

Projects

Centre of Excellence in Inverse Modelling and Imaging

Lassas, M., Siltanen, S., Piiroinen, P., Bubba, T., Balehowsky, T., Meaney, A., Latva-Äijö, S., Kujanpää, A., Liimatainen, T. J., Ylinen, L., Korpela, J., Helin, T., Santacesaria, M., Kyriakopoulou, D., Mach, M., Zhang, Z., Murthy, R., Dunlop, M., Rautio, S. I., Purisha, Z., Juvonen, M., Hyttinen, V., Enwald, J., Virtanen, H. J., Suomenrinne-Nordvik, A., Lehtonen, J., Ola, P., Ratti, L., Partio, H., Latva-Äijö, S., Enwald, J. & Agnelli, J. P.

01/01/201831/12/2025

Project: Research project

SIPAT: Stochastic inverse problems in atmospheric tomography

Helin, T., Lehtonen, J., Nousiainen, J. & Zhang, Z.

01/02/201631/12/2018

Project: University of Helsinki Three-Year Research Project

Bayesian Inverse Problems in Banach Spaces

Bleyer, R. & Helin, T.

01/01/201531/12/2016

Project: Research project

Activities

  • 5 Organisation and participation in conferences, workshops, courses, seminars
  • 4 Academic visit to other institution
  • 2 Academic visit at UH

University of Cambridge

Tapio Helin (Visiting researcher)
28 Jan 20182 Feb 2018

Activity: Visiting an external institution typesAcademic visit to other institution

CalTech

Tapio Helin (Visiting researcher)
28 Oct 20174 Nov 2017

Activity: Visiting an external institution typesAcademic visit to other institution

Institut Henri Poincaré

Tapio Helin (Visiting researcher)
17 Apr 20154 May 2015

Activity: Visiting an external institution typesAcademic visit to other institution

Johannes Kepler University

Tapio Helin (Visiting researcher)
6 Mar 201519 Mar 2015

Activity: Visiting an external institution typesAcademic visit to other institution

Applied Inverse Problems

Tapio Helin (Speaker: Presenter)
2013 → …

Activity: Participating in or organising an event typesOrganisation and participation in conferences, workshops, courses, seminars