http://connorjstone.com/Recent content on Connor StoneHugoenWed, 26 Nov 2025 00:00:00 +0000http://connorjstone.com/publications/pixellated-psf-sampling/Wed, 26 Nov 2025 00:00:00 +0000http://connorjstone.com/publications/pixellated-psf-sampling/A framework for fully probabilistic, pixel-level inference of the point spread function directly from astronomical images, enabling principled uncertainty quantification in downstream photometric analyses.http://connorjstone.com/software/pted/Sun, 09 Nov 2025 00:00:00 +0000http://connorjstone.com/software/pted/The Permutation Test using the Energy Distance (PTED) is a powerful multi-dimensional two sample test.http://connorjstone.com/publications/caskade/Sun, 01 Jun 2025 00:00:00 +0000http://connorjstone.com/publications/caskade/caskade is a Python library for constructing modular, differentiable scientific simulators with automatic parameter tracking and Bayesian inference integration.http://connorjstone.com/software/caskade/Sun, 01 Jun 2025 00:00:00 +0000http://connorjstone.com/software/caskade/caskade is a Python library for constructing modular, differentiable scientific simulators with automatic parameter tracking and Bayesian inference integration.http://connorjstone.com/publications/caustics/Sat, 22 Jun 2024 00:00:00 +0000http://connorjstone.com/publications/caustics/Caustics is a GPU-accelerated Python package for strong gravitational lensing forward modelling, enabling fast simulation and inference for large-scale lensing surveys.http://connorjstone.com/software/caustics/Sat, 22 Jun 2024 00:00:00 +0000http://connorjstone.com/software/caustics/Caustics is a GPU-accelerated Python package for strong gravitational lensing forward modelling, enabling fast simulation and inference for large-scale lensing surveys.http://connorjstone.com/demos/simulation-based-inference/Mon, 01 Jan 2024 00:00:00 +0000http://connorjstone.com/demos/simulation-based-inference/An introduction to likelihood-free inference: what it is, why you’d use it, and how the four main approaches (NLE, NPE, NJE, NRE) work.http://connorjstone.com/demos/world-coordinate-systems/Fri, 01 Sep 2023 00:00:00 +0000http://connorjstone.com/demos/world-coordinate-systems/How WCS works in astronomical images — translating between pixel coordinates and sky coordinates.http://connorjstone.com/publications/astrophot/Thu, 03 Aug 2023 00:00:00 +0000http://connorjstone.com/publications/astrophot/AstroPhot is a Python package for simultaneous multi-band, multi-object photometric fitting of astronomical images using automatic differentiation and GPU acceleration.http://connorjstone.com/software/astrophot/Thu, 03 Aug 2023 00:00:00 +0000http://connorjstone.com/software/astrophot/AstroPhot is a Python package for simultaneous multi-band, multi-object photometric fitting of astronomical images using automatic differentiation and GPU acceleration.http://connorjstone.com/demos/bayesian-statistics-primer/Thu, 01 Jun 2023 00:00:00 +0000http://connorjstone.com/demos/bayesian-statistics-primer/An introduction to Bayesian thinking: priors, likelihoods, posteriors, and why it matters for science.http://connorjstone.com/demos/linear-regression-primer/Sun, 01 Jan 2023 00:00:00 +0000http://connorjstone.com/demos/linear-regression-primer/A ground-up walkthrough of linear regression — the math, the geometry, and the assumptions that matter.http://connorjstone.com/publications/probes-i/Tue, 20 Sep 2022 00:00:00 +0000http://connorjstone.com/publications/probes-i/PROBES-I presents a homogenised catalogue of 3163 deep optical rotation curves with matched multiband photometry for late-type galaxies, enabling precision tests of galaxy structure and dark matter models.http://connorjstone.com/publications/autoprof/Mon, 28 Jun 2021 00:00:00 +0000http://connorjstone.com/publications/autoprof/AutoProf is an automated pipeline for extracting non-parametric surface brightness profiles from galaxy images, designed to scale to the large datasets of modern wide-field surveys.http://connorjstone.com/software/autoprof/Mon, 28 Jun 2021 00:00:00 +0000http://connorjstone.com/software/autoprof/AutoProf is an automated pipeline for extracting non-parametric surface brightness profiles from galaxy images, designed to scale to the large datasets of modern wide-field surveys.http://connorjstone.com/publications/intrinsic-scatter-scaling/Wed, 14 Apr 2021 00:00:00 +0000http://connorjstone.com/publications/intrinsic-scatter-scaling/A Bayesian hierarchical analysis of the intrinsic scatter in late-type galaxy scaling relations, separating measurement error from genuine physical scatter and constraining galaxy formation models.http://connorjstone.com/publications/intrinsic-scatter-rar/Fri, 16 Aug 2019 00:00:00 +0000http://connorjstone.com/publications/intrinsic-scatter-rar/A statistical analysis of the intrinsic scatter in the Radial Acceleration Relation (RAR), placing tight constraints on the universality of the baryonic-to-total acceleration connection in late-type galaxies.http://connorjstone.com/about/Mon, 01 Jan 0001 00:00:00 +0000http://connorjstone.com/about/Rubin Fellow, University of Toronto · Cosmology · Astrostatistics · Open-source Softwarehttp://connorjstone.com/astrophotography/Mon, 01 Jan 0001 00:00:00 +0000http://connorjstone.com/astrophotography/Auroras, eclipses, and deep-sky objects photographed from Ontario and Quebechttp://connorjstone.com/cv/Mon, 01 Jan 0001 00:00:00 +0000http://connorjstone.com/cv/Academic CV — automatically compiled from the source LaTeXhttp://connorjstone.com/outreach/Mon, 01 Jan 0001 00:00:00 +0000http://connorjstone.com/outreach/Science for everyone — podcasts, public talks, school programmes, and live eventshttp://connorjstone.com/research/Mon, 01 Jan 0001 00:00:00 +0000http://connorjstone.com/research/Supernova cosmology, gravitational lensing, and Bayesian methods for large astronomical surveys