activity
20072022
most citedWhen did cosmic acceleration start? How fast was the transition?

61 citations · 108 across the 7 of their papers we have counts for

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Showing astro-ph.IMShow all

8 papers · 1 filter

astro-ph.IM2022

Finding active galactic nuclei through Fink

Etienne Russeil, Emille E. O. Ishida, Roman Le Montagner +2

We present the Active Galactic Nuclei (AGN) classifier as currently implemented within the Fink broker. Features were built upon summary statistics of available photometric points,…

astro-ph.IM2020

Debunking Generalization Error or: How I Learned to Stop Worrying and Love My Training Set

Viviana Acquaviva, Chistopher Lovell, Emille Ishida

We aim to determine some physical properties of distant galaxies (for example, stellar mass, star formation history, or chemical enrichment history) from their observed spectra, us…

astro-ph.IM2020

Active learning with RESSPECT: Resource allocation for extragalactic astronomical transients

Noble Kennamer, Emille E. O. Ishida, Santiago Gonzalez-Gaitan +12

The recent increase in volume and complexity of available astronomical data has led to a wide use of supervised machine learning techniques. Active learning strategies have been pr…

astro-ph.IM2020

Fink, a new generation of broker for the LSST community

Anais Möller, Julien Peloton, Emille E. O. Ishida +33

Fink is a broker designed to enable science with large time-domain alert streams such as the one from the upcoming Vera C. Rubin Observatory Legacy Survey of Space and Time (LSST).…

astro-ph.IM2020

Periodic Astrometric Signal Recovery through Convolutional Autoencoders

Michele Delli Veneri, Louis Desdoigts, Morgan A. Schmitz +8

Astrometric detection involves a precise measurement of stellar positions, and is widely regarded as the leading concept presently ready to find earth-mass planets in temperate orb…

astro-ph.IM2020

21st Century Statistical and Computational Challenges in Astrophysics

Eric D. Feigelson, Rafael S. de Souza, Emille E. O. Ishida +1

Modern astronomy has been rapidly increasing our ability to see deeper into the universe, acquiring enormous samples of cosmic populations. Gaining astrophysical insights from thes…