Search Results for author: Miriam E. Ramos-Ceja

Found 2 papers, 1 papers with code

Multiwavelength classification of X-ray selected galaxy cluster candidates using convolutional neural networks

no code implementations10 Jun 2020 Matej Kosiba, Maggie Lieu, Bruno Altieri, Nicolas Clerc, Lorenzo Faccioli, Sarah Kendrew, Ivan Valtchanov, Tatyana Sadibekova, Marguerite Pierre, Filip Hroch, Norbert Werner, Lukáš Burget, Christian Garrel, Elias Koulouridis, Evelina Gaynullina, Mona Molham, Miriam E. Ramos-Ceja, Alina Khalikova

The results of using CNNs on combined X-ray and optical data for galaxy cluster candidate classification are encouraging and there is a lot of potential for future usage and improvements.

Cosmology and Nongalactic Astrophysics High Energy Astrophysical Phenomena Instrumentation and Methods for Astrophysics

Introducing constrained matched filters for improved separation of point sources from galaxy clusters

1 code implementation17 Sep 2018 Jens Erler, Miriam E. Ramos-Ceja, Kaustuv Basu, Frank Bertoldi

The application of these new filters is demonstrated by applying them to microwave and X-ray mock data of galaxy clusters with the aim of reducing contamination by point-like sources, which are well approximated by the instrument beam.

Instrumentation and Methods for Astrophysics Cosmology and Nongalactic Astrophysics

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