gwpopulation

Spec sheet

Purpose

GWPopulation is a Python package for gravitational-wave population inference with the gravitational-wave transient catalogue.Read 12 Oct 2026 · colmtalbot.github.io

Intended users

The project suggests users running on high-performance computing clusters may be interested in its associated gwpopulation_pipe pipeline.Read 12 Oct 2026 · colmtalbot.github.io

Deployment

desktopRead 23 Sep 2026 · colmtalbot.github.io

Free plan

YesRead 23 Sep 2026 · colmtalbot.github.io

Support

The project directs users to its GitHub Issues page and says to open an issue to request support for another backend.Read 12 Oct 2026 · github.com

License

The GitHub repository identifies the project as MIT licensed.Read 12 Oct 2026 · github.com

Array backends

The package provides a unified interface for NumPy, CuPy, and JAX backends.Read 12 Oct 2026 · colmtalbot.github.io

Backends

The package supports numpy, cupy, and jax backends through a unified numpy/scipy-like interface.Read 12 Oct 2026 · colmtalbot.github.io

Bayesian analysis

YesRead 23 Sep 2026 · colmtalbot.github.io

Computational limit

The documentation says the computational cost of the GridVT approach scales exponentially with the number of parameters.Read 12 Oct 2026 · colmtalbot.github.io

Cosmology

The user guide lists spectral-siren cosmological inference with flat wCDM models.Read 12 Oct 2026 · colmtalbot.github.io

GPU caveat

The installation guide warns that the unreleased main branch is more likely to contain bugs than released versions, especially when using GPUs.Read 12 Oct 2026 · colmtalbot.github.io

GPU support

The project describes GPU acceleration through JAX and CuPy.Read 12 Oct 2026 · colmtalbot.github.io

HPC use

The project points users running on high-performance computing clusters to the associated gwpopulation_pipe pipeline code.Read 12 Oct 2026 · colmtalbot.github.io

Installation

The installation guide gives Conda and pip installation commands and supports Python 3.10–3.13.Read 12 Oct 2026 · colmtalbot.github.io

Integration

It integrates with Bilby and documents backend propagation to downstream packages through entry points.Read 12 Oct 2026 · colmtalbot.github.io

Likelihoods

It provides commonly used population likelihood functions in the Bilby framework.Read 12 Oct 2026 · colmtalbot.github.io

Models

It includes population models for gravitational-wave sources and supports user-defined models that extend Bilby hypermodel syntax.Read 12 Oct 2026 · colmtalbot.github.io

Population models

It includes population models for gravitational-wave sources and supports defining new models using an extension of Bilby hyper-model syntax.Read 12 Oct 2026 · colmtalbot.github.io

Research citation

The project asks research users to cite Talbot et al. (2025).Read 12 Oct 2026 · colmtalbot.github.io

Scripting support

YesRead 23 Sep 2026 · colmtalbot.github.io

Selection functions

It includes selection functions for gravitational-wave sources, with ResamplingVT and GridVT implementations for estimating detection probability.Read 12 Oct 2026 · colmtalbot.github.io

Where Specifiction places it

• Statistical Analysis Software#97 of 1067.0