CV

You can find more details about myself in this section. For a complete description, you can find my CV here:

Thesis

On October 1st 2021, I graduated from my PhD. If you really don't have anything to do, you can have a look at my thesis ebook:
https://www.globalacademicpress.com/ebooks/simon_gazagnes/

Education/Experience

  • Oct 2021 - Now - Harlan J. Smith McDonald Observatory postdoctoral fellowship at the University of Texas at Austin.
  • Sept 2017 - Sept 2021 - PhD Vast and Fast Data in the era of large astrophysics and particle physics experiments - Centre for Data Science and Systemic Complexity at the University of Groningen. Awarded with cum laude
  • Sept 2016 - Sept 2017 - Master’s degree in Astrophysics, Space science, and Planetary science – University ofToulouse III (France) - including research internship at the Geneva Observatory (5 months)
  • Sept 2011 - Sept 2016 - Double Master’s degree in Electrical Engineering and Image and Signal Processing – National Institute of Applied Sciences of Lyon – University of Lyon I (France) - including a research internship at the Laboratory I3S in Sophia Antopolis (5 months)

List of publications

First author:
  1. Gazagnes S.,  Koopmans L.V.E., Wilkinson M.H.F. (2021). Inferring the properties of the sources of reionization using the morphological spectra of the ionized regions.  Monthly Notices of the Royal Astronomy Society, Volume 502, Issue 2.
  2. Gazagnes S., & Wilkinson M. H.  F. (2021). Distributed Connected Component Filtering and Analysis in 2-D and 3-D Tera-Scale datasets. IEEE Transactions on Image Processing, vol. 30.
  3. Gazagnes S.,  Chisholm  J.,  Schaerer  D.,  Verhamme  A.,  &  Izotov, Y. (2020). The origin of the escape of Lyman alpha and ionizing photon in Lyman continuum emitters.  Astronomy  & Astrophysics, 639, A85.
  4. Gazagnes S., & Wilkinson M. H.  F. (2019). Distributed Component Forests in 2-D: Hierarchical Image Representations Suitable for Tera-Scale Images.  International Journal of Pattern Recognition and Artificial Intelligence, 33(11), 1940012.
  5. Gazagnes S.,  Chisholm  J.,  Schaerer  D.,  Verhamme  A.,  Rigby  J. R.,  & Bayliss  M. (2018). Neutral  gas  properties  of  Lyman  continuum  emitting  galaxies:  Column  densities  and  covering fractions from UV absorption lines.  Astronomy & Astrophysics, 616, A29.

Co-authored:​
  • Chisholm J., Prochaska J. X., Schaerer D., Gazagnes S., Henry A. (2020). Optically thin spatially resolved Mg II emission maps the escape of ionizing photons. Monthly Notices of the Royal Astronomical Society, 498, 2554–2574.
  • Ghara R., Giri S.K., Mellema G., Ciardi B., Zaroubi S., Iliev I.T., Koopmans L.V.E., Chapman E., Gazagnes S., and 13 others,(2020).  Constraining the intergalactic medium at z≈9.1 using LOFAR Epoch of Reionization observations. Monthly Notices of the Royal Astro-nomical Society, 493(4), pp.4728-4747.
  • Mertens  F.  G.,  Mevius  M.,  Koopmans  L.  V.  E.,  Offringa  A.  R.,  Mellema  G.,  Zaroubi  S., Gazagnes S., ...  & Sardarabadi A. M.  (2020). Improved upper limits on the 21 cm signal power spectrum of neutral hydrogen at z≈9.1 from LOFAR. Monthly Notices of the Royal AstronomicalSociety, 493(2), 1662-1685.
  • Chisholm J., Gazagnes S., Schaerer D., Verhamme A., Rigby J. R., Bayliss M., Sharon K., Gladders  M. & Dahle H.  (2018). Accurately predicting the escape fraction of ionizing photons using rest-frame ultraviolet absorption lines.  Astronomy & Astrophysics, 616, A30.

Conference Proceedings:
  • Gazagnes  S., Soubies  E., & Blanc-Feraud  L.  (2017). High density molecule localization for super-resolution microscopy using CEL0 based sparse approximation. In processings of the IEEE  14th International Symposium on Biomedical Imaging (ISBI 2017) (pp.  28-31).  ​

Recorded Talks

Some of the talks I gave were recorded/online, and I put here the link to them: