Search Results for author: Matthew Ho

Found 5 papers, 3 papers with code

LtU-ILI: An All-in-One Framework for Implicit Inference in Astrophysics and Cosmology

1 code implementation6 Feb 2024 Matthew Ho, Deaglan J. Bartlett, Nicolas Chartier, Carolina Cuesta-Lazaro, Simon Ding, Axel Lapel, Pablo Lemos, Christopher C. Lovell, T. Lucas Makinen, Chirag Modi, Viraj Pandya, Shivam Pandey, Lucia A. Perez, Benjamin Wandelt, Greg L. Bryan

This paper presents the Learning the Universe Implicit Likelihood Inference (LtU-ILI) pipeline, a codebase for rapid, user-friendly, and cutting-edge machine learning (ML) inference in astrophysics and cosmology.

Benchmarking Efficient Exploration

Information-Ordered Bottlenecks for Adaptive Semantic Compression

no code implementations18 May 2023 Matthew Ho, Xiaosheng Zhao, Benjamin Wandelt

We present the information-ordered bottleneck (IOB), a neural layer designed to adaptively compress data into latent variables ordered by likelihood maximization.

WikiWhy: Answering and Explaining Cause-and-Effect Questions

no code implementations21 Oct 2022 Matthew Ho, Aditya Sharma, Justin Chang, Michael Saxon, Sharon Levy, Yujie Lu, William Yang Wang

As large language models (LLMs) grow larger and more sophisticated, assessing their "reasoning" capabilities in natural language grows more challenging.

Question Answering

Approximate Bayesian Uncertainties on Deep Learning Dynamical Mass Estimates of Galaxy Clusters

1 code implementation23 Jun 2020 Matthew Ho, Arya Farahi, Markus Michael Rau, Hy Trac

We study methods for reconstructing Bayesian uncertainties on dynamical mass estimates of galaxy clusters using convolutional neural networks (CNNs).

Cosmology and Nongalactic Astrophysics

A Robust and Efficient Deep Learning Method for Dynamical Mass Measurements of Galaxy Clusters

1 code implementation15 Feb 2019 Matthew Ho, Markus Michael Rau, Michelle Ntampaka, Arya Farahi, Hy Trac, Barnabas Poczos

Our first model, CNN$_\text{1D}$, infers cluster mass directly from the distribution of member galaxy line-of-sight velocities.

Cosmology and Nongalactic Astrophysics

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