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Simon Gazagnes
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Improved upper limits on the 21 cm signal power spectrum of neutral hydrogen at z ≈ 9.1 from LOFAR
FG Mertens, M Mevius, LVE Koopmans, AR Offringa, G Mellema, ...
Monthly Notices of the Royal Astronomical Society 493 (2), 1662-1685, 2020
2932020
Accurately predicting the escape fraction of ionizing photons using rest-frame ultraviolet absorption lines
J Chisholm, S Gazagnes, D Schaerer, A Verhamme, JR Rigby, M Bayliss, ...
Astronomy & Astrophysics 616, A30, 2018
1272018
The origin of the escape of Lyman α and ionizing photons in Lyman continuum emitters
S Gazagnes, J Chisholm, D Schaerer, A Verhamme, Y Izotov
Astronomy & Astrophysics 639, A85, 2020
1042020
Constraining the intergalactic medium at z ≈ 9.1 using LOFAR Epoch of Reionization observations
R Ghara, SK Giri, G Mellema, B Ciardi, S Zaroubi, IT Iliev, LVE Koopmans, ...
Monthly Notices of the Royal Astronomical Society 493 (4), 4728-4747, 2020
1022020
Optically thin spatially resolved Mg ii emission maps the escape of ionizing photons
J Chisholm, JX Prochaska, D Schaerer, S Gazagnes, A Henry
Monthly Notices of the Royal Astronomical Society 498 (2), 2554-2574, 2020
942020
Neutral gas properties of Lyman continuum emitting galaxies: Column densities and covering fractions from UV absorption lines
S Gazagnes, J Chisholm, D Schaerer, A Verhamme, JR Rigby, M Bayliss
Astronomy & Astrophysics 616, A29, 2018
862018
High density molecule localization for super-resolution microscopy using CEL0 based sparse approximation
S Gazagnes, E Soubies, L Blanc-Féraud
2017 IEEE 14th International Symposium on Biomedical Imaging (ISBI 2017), 28-31, 2017
652017
The Low-Redshift Lyman Continuum Survey-Unveiling the ISM properties of low-z Lyman-continuum emitters
A Saldana-Lopez, D Schaerer, J Chisholm, SR Flury, AE Jaskot, ...
Astronomy & Astrophysics 663, A59, 2022
612022
Distributed Connected Component Filtering and Analysis in 2D and 3D Tera-Scale Data Sets
S Gazagnes, MHF Wilkinson
IEEE Transactions on Image Processing 30, 3664-3675, 2021
272021
Inferring the properties of the sources of reionization using the morphological spectra of the ionized regions
S Gazagnes, LVE Koopmans, MHF Wilkinson
Monthly Notices of the Royal Astronomical Society 502 (2), 1816-1842, 2021
242021
CLASSY VII Lyα Profiles: The Structure and Kinematics of Neutral Gas and Implications for LyC Escape in Reionization-era Analogs
W Hu, CL Martin, M Gronke, S Gazagnes, M Hayes, J Chisholm, ...
The Astrophysical Journal 956 (1), 39, 2023
192023
Constraining the X-ray heating and reionization using 21-cm power spectra with Marginal Neural Ratio Estimation
A Saxena, A Cole, S Gazagnes, PD Meerburg, C Weniger, SJ Witte
Monthly Notices of the Royal Astronomical Society 525 (4), 6097-6111, 2023
162023
Distributed Component Forests in 2-D: Hierarchical Image Representations Suitable for Tera-Scale Images
S Gazagnes, MHF Wilkinson
International Journal of Pattern Recognition and Artificial Intelligence 33 …, 2019
112019
CLASSY. VIII. Exploring the Source of Ionization with UV Interstellar Medium Diagnostics in Local High-z Analogs
M Mingozzi, BL James, DA Berg, KZ Arellano-Córdova, A Plat, C Scarlata, ...
The Astrophysical Journal 962 (1), 95, 2024
102024
Interpreting the Si ii and C ii Line Spectra from the COS Legacy Archive Spectroscopic SurveY Using a Virtual Galaxy from a High-resolution Radiation-hydrodynamic Simulation
S Gazagnes, V Mauerhofer, DA Berg, J Blaizot, A Verhamme, T Garel, ...
The Astrophysical Journal 952 (2), 164, 2023
72023
Comparing the VANDELS sample to a zoom-in Radiative Hydrodynamical Simulation: using the Si II and C II line spectra as tracers of galaxy evolution and Lyman Continuum leakage
S Gazagnes, F Cullen, V Mauerhofer, R Begley, D Berg, J Blaizot, ...
arXiv preprint arXiv:2405.03759, 2024
42024
Linking Mg II and [O II] spatial distribution to ionizing photon escape in confirmed LyC leakers and non-leakers
F Leclercq, J Chisholm, W King, G Zeimann, AE Jaskot, A Henry, M Hayes, ...
arXiv preprint arXiv:2401.14981, 2024
32024
Absorption Troughs of Lyα Emitters in HETDEX
LH Weiss, D Davis, K Gebhardt, S Gazagnes, MM Khanlari, EM Cooper, ...
The Astrophysical Journal 962 (2), 102, 2024
22024
Parallel Attribute Computation for Distributed Component Forests
S Gazagnes, MHF Wilkinson
2022 IEEE International Conference on Image Processing (ICIP), 601-605, 2022
22022
Vast and Fast Data in the era of the large astrophysics and particle physics experiments
S Gazagnes
12021
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