Former Member

Dr. Tapio Helin

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Peer Reviewed Journal Publication
  • Wagner, Roland; Helin, Tapio; Obereder, Andreas; Ramlau, Ronny (2016) Efficient Reconstruction Method for Ground Layer Adaptive Optics with mixed Natural and Laser Guide Stars. Applied Optics, Bd. 55 (6), S. 1421-1429 <'http://dx.doi.org/10.1364/AO.55.001421'>.
  • T. Helin, M. Yudytskiy (2013, online: 2013) Wavelet methods in multi-conjugate adaptive optics. Inverse Problems, Bd. 29 (8), S. 085003. (link)
  • T. Helin, M. Lassas (2011) Hierarchical models in statistical inverse problems and the Mumford--Shah functional. Inverse Problems, Bd. 27 (1), S. 015008.
  • Helin, Tapio (2010) On infinite-dimensional hierarchical probability models in statistical inverse problems. Inverse Problems and Imaging, Bd. 3 (4), S. 567-597.
  • Helin, Tapio; Lassas, Matti; Siltanen, Samuli (2009) Infinite photography: new mathematical model for high-resolution images. Journal of Mathematical Imaging and Vision, Bd. 36 (2), S. 140-158. (link)

Research Report
  • Yudytskiy, T. Helin and M. Wavelet-based wavefront reconstruction for MCAO, Issue 2. Bericht-Nr. 14; ESO:.
  • Yudytskiy, T. Helin and M. Wavelet-based wavefront reconstruction for MCAO. Bericht-Nr. 14; ESO:.
  • Helin, M. Yudytskiy and T. Numerical effort of the wavelet-based wavefront reconstruction for SCAO. Bericht-Nr. 36; ESO:.
  • al., R Ramlau et Final Report AO1: Introductory study Austrian In-Kind Contribution Mathematical Algorithms and Software for ELT Adaptive Optics. Bericht-Nr. 2;.
  • M. Yudytskiy, T. Helin and M. Zhariy Wavelet-based wavefront reconstruction for SCAO. Bericht-Nr. 5; ESO:.
  • Yudytskiy, T. Helin and A. Obereder and R. Ramlau and M. Rosensteiner and M. Mid Term Review AO2: MCAO. Bericht-Nr. 17; ESO:.