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  • PL 68 (Pietari Kalmin katu 5)



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  • 111 Mathematics

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

Publications 2018 2018

An inverse random source problem in a stochastic fractional diffusion equation

Niu, P., Helin, T. & Zhang, Z., 7 Oct 2018, (Submitted) In : Stochastic Processes and Their Applications.

Research output: Contribution to journalArticleScientificpeer-review


Recovering an unknown source in a fractional diffusion problem

Rundell, W. & Zhang, Z., 1 Sep 2018, In : Journal of Computational Physics. 368, p. 299-314 16 p.

Research output: Contribution to journalArticleScientificpeer-review

Projects 2016 2025

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.


Project: Research project

SIPAT: Stochastic inverse problems in atmospheric tomography

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


Project: University of Helsinki Three-Year Research Project