Trending Research

The Multimodal Universe: Enabling Large-Scale Machine Learning with 100TB of Astronomical Scientific Data

multimodaluniverse/multimodaluniverse 3 Dec 2024

We present the MULTIMODAL UNIVERSE, a large-scale multimodal dataset of scientific astronomical data, compiled specifically to facilitate machine learning research.

Instrumentation and Methods for Astrophysics Astrophysics of Galaxies Solar and Stellar Astrophysics

173
0.23 stars / hour

The Astropy Project: Sustaining and Growing a Community-oriented Open-source Project and the Latest Major Release (v5.0) of the Core Package

astropy/astropy 28 Jun 2022

The Astropy Project supports and fosters the development of open-source and openly-developed Python packages that provide commonly needed functionality to the astronomical community.

Instrumentation and Methods for Astrophysics

4,489
0.06 stars / hour

SIDE-real: Supernova Ia Dust Extinction with truncated marginal neural ratio estimation applied to real data

smsharma/awesome-neural-sbi 12 Mar 2024

We present the first fully simulation-based hierarchical analysis of the light curves of a population of low-redshift type Ia supernovae (SNae Ia).

Cosmology and Nongalactic Astrophysics Instrumentation and Methods for Astrophysics

101
0.02 stars / hour

Carbon-Oxygen Phase Separation in MESA White Dwarf Models

mesahub/mesa 17 Mar 2023

We enhance the treatment of crystallization for models of white dwarfs (WDs) in the stellar evolution software MESA by implementing carbon-oxygen (C/O) phase separation.

Solar and Stellar Astrophysics

150
0.02 stars / hour

Phantom-Powered Nested Sampling

Joshuaalbert/jaxns 18 Dec 2023

We introduce a novel technique within the Nested Sampling framework to enhance efficiency of the computation of Bayesian evidence, a critical component in scientific data analysis.

Instrumentation and Methods for Astrophysics Computation

155
0.02 stars / hour

Pixel domain implementation of the Minimally Informed CMB MAp foreground Cleaning method

cmbscipol/micmac 28 May 2024

High fidelity separation of astrophysical foreground contributions from the cosmic microwave background (CMB) signal has been recognized as one of the main challenges of modern CMB data analysis, and one which needs to be addressed in a robust way to ensure that the next generation of CMB polarization experiments lives up to its promise.

Cosmology and Nongalactic Astrophysics

4
0.02 stars / hour

cosmosage: A Natural-Language Assistant for Cosmologists

tijmen/cosmosage 5 Jul 2024

cosmosage is a natural-language assistant intended for a wide audience, from laypersons interested in cosmology to students, teachers, and professional cosmologists.

Instrumentation and Methods for Astrophysics Cosmology and Nongalactic Astrophysics

26
0.02 stars / hour

Mapping stellar surfaces III: An Efficient, Scalable, and Open-Source Doppler Imaging Model

rodluger/showyourwork 12 Oct 2021

It is also critical to the detection and characterization of extrasolar planets, in particular those targeted in extreme precision radial velocity (EPRV) searches, which must contend with stellar variability that is often orders of magnitude stronger than the planetary signal.

Solar and Stellar Astrophysics Earth and Planetary Astrophysics Instrumentation and Methods for Astrophysics

573
0.01 stars / hour

Multi-Agent System for Cosmological Parameter Analysis

cmbagents/cmbagent 30 Nov 2024

Multi-agent systems (MAS) utilizing multiple Large Language Model agents with Retrieval Augmented Generation and that can execute code locally may become beneficial in cosmological data analysis.

Instrumentation and Methods for Astrophysics Cosmology and Nongalactic Astrophysics Computational Physics Data Analysis, Statistics and Probability

47
0.01 stars / hour

Understanding the Lomb-Scargle Periodogram

jakevdp/PracticalLombScargle 28 Mar 2017

The Lomb-Scargle periodogram is a well-known algorithm for detecting and characterizing periodic signals in unevenly-sampled data.

Instrumentation and Methods for Astrophysics

80
0.01 stars / hour