no code implementations • 15 Mar 2022 • Cora Dvorkin, Siddharth Mishra-Sharma, Brian Nord, V. Ashley Villar, Camille Avestruz, Keith Bechtol, Aleksandra Ćiprijanović, Andrew J. Connolly, Lehman H. Garrison, Gautham Narayan, Francisco Villaescusa-Navarro
Methods based on machine learning have recently made substantial inroads in many corners of cosmology.
1 code implementation • 22 Mar 2021 • V. Ashley Villar, Miles Cranmer, Edo Berger, Gabriella Contardo, Shirley Ho, Griffin Hosseinzadeh, Joshua Yao-Yu Lin
There is a shortage of multi-wavelength and spectroscopic followup capabilities given the number of transient and variable astrophysical events discovered through wide-field, optical surveys such as the upcoming Vera C. Rubin Observatory.
no code implementations • 24 Dec 2020 • Plamen G. Krastev, Kiranjyot Gill, V. Ashley Villar, Edo Berger
One of the key challenges of real-time detection and parameter estimation of gravitational waves from compact binary mergers is the computational cost of conventional matched-filtering and Bayesian inference approaches.
Bayesian Inference Instrumentation and Methods for Astrophysics General Relativity and Quantum Cosmology Nuclear Theory
no code implementations • 21 Oct 2020 • V. Ashley Villar, Miles Cranmer, Gabriella Contardo, Shirley Ho, Joshua Yao-Yu Lin
Supernovae mark the explosive deaths of stars and enrich the cosmos with heavy elements.
no code implementations • 3 Sep 2020 • Sebastian Gomez, Edo Berger, Peter K. Blanchard, Griffin Hosseinzadeh, Matt Nicholl, V. Ashley Villar, Yao Yin
This classifier can achieve a maximum purity of about 85\% (with 20\% completeness) when observing a selection of SLSN-I candidates.
High Energy Astrophysical Phenomena