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Motivated by the need to emulate workload execution characteristics on high-performance and distributed heterogeneous resources, we introduce Synapse. Synapse is used as a proxy application (or "representative application") for real…

Distributed, Parallel, and Cluster Computing · Computer Science 2018-08-03 Andre Merzky , Ming Tai Ha , Matteo Turilli , Shantenu Jha

GALSIM is a collaborative, open-source project aimed at providing an image simulation tool of enduring benefit to the astronomical community. It provides a software library for generating images of astronomical objects such as stars and…

Recent advancements in generative models have unlocked the capabilities to render photo-realistic data in a controllable fashion. Trained on the real data, these generative models are capable of producing realistic samples with minimal to…

Computer Vision and Pattern Recognition · Computer Science 2024-06-13 Abhay Rawat , Shubham Dokania , Astitva Srivastava , Shuaib Ahmed , Haiwen Feng , Rahul Tallamraju

We introduce Synapse motivated by the needs to estimate and emulate workload execution characteristics on high-performance and distributed heterogeneous resources. Synapse has a platform independent application profiler, and the ability to…

Distributed, Parallel, and Cluster Computing · Computer Science 2018-08-03 Andre Merzky , Shantenu Jha

Synthetic datasets are important for evaluating and testing machine learning models. When evaluating real-life recommender systems, high-dimensional categorical (and sparse) datasets are often considered. Unfortunately, there are not many…

Information Retrieval · Computer Science 2024-12-11 Miha Malenšek , Blaž Škrlj , Blaž Mramor , Jure Demšar

We describe AMUSE, the Astrophysical Multipurpose Software Environment, a programming framework designed to manage multi-scale, multi-physics simulations in a hierarchical, extensible, and internally consistent way. Constructed as a…

Instrumentation and Methods for Astrophysics · Physics 2015-03-19 Stephen McMillan , Simon Portegies Zwart , Arjen van Elteren , Alfred Whitehead

We present SPECULATOR - a fast, accurate, and flexible framework for emulating stellar population synthesis (SPS) models for predicting galaxy spectra and photometry. For emulating spectra, we use principal component analysis to construct a…

Instrumentation and Methods for Astrophysics · Physics 2020-07-08 Justin Alsing , Hiranya Peiris , Joel Leja , ChangHoon Hahn , Rita Tojeiro , Daniel Mortlock , Boris Leistedt , Benjamin D. Johnson , Charlie Conroy

The synthpop package for R https://www.synthpop.org.uk provides tools to allow data custodians to create synthetic versions of confidential microdata that can be distributed with fewer restrictions than the original. The synthesis can be…

Computation · Statistics 2021-11-16 Gillian M Raab , Beata Nowok , Chris Dibben

We present a new domain-agnostic synthesis technique for generating programs from input-output examples. Our method, called metric program synthesis, relaxes the well-known observational equivalence idea (used widely in bottom-up…

Programming Languages · Computer Science 2022-10-12 John Feser , Isil Dillig , Armando Solar-Lezama

Synthcity is an open-source software package for innovative use cases of synthetic data in ML fairness, privacy and augmentation across diverse tabular data modalities, including static data, regular and irregular time series, data with…

Machine Learning · Computer Science 2023-01-19 Zhaozhi Qian , Bogdan-Constantin Cebere , Mihaela van der Schaar

Line laser scanners are a sub-type of structured light 3D scanners that are relatively common devices to find within the industrial setting, typically in the context of assembly, process control, and welding. Despite its extensive use,…

Computer Vision and Pattern Recognition · Computer Science 2021-04-13 Sebastian Grans , Lars Tingelstad

We present our methods for generating a catalog of 7,000 synthetic images and 40,000 integrated spectra of redshift z = 0 galaxies from the Illustris Simulation. The mock data products are produced by using stellar population synthesis…

The Montage Image Mosaic Engine was designed as a scalable toolkit, written in C for performance and portability across *nix platforms, that assembles FITS images into mosaics. The code is freely available and has been widely used in the…

Instrumentation and Methods for Astrophysics · Physics 2017-04-26 G. Bruce Berriman , J. C. Good

Instrument simulators are becoming ever more useful for planning and analysing large astronomy survey data. In this paper we present a simulator for the Herschel-SPIRE photometer. We describe the models it uses and the form of the input and…

Instrumentation and Methods for Astrophysics · Physics 2015-05-13 B. Sibthorpe , P. Chanial , M. Griffin

We present allesfitter, a public and open-source python software for flexible and robust inference of stars and exoplanets given photometric and radial velocity data. Allesfitter offers a rich selection of orbital and transit/eclipse…

Earth and Planetary Astrophysics · Physics 2021-05-05 Maximilian N. Günther , Tansu Daylan

We describe Ganalyzer, a model-based tool that can automatically analyze and classify galaxy images. Ganalyzer works by separating the galaxy pixels from the background pixels, finding the center and radius of the galaxy, generating the…

Instrumentation and Methods for Astrophysics · Physics 2015-05-28 Lior Shamir

We present starkiller, an open-source Python package for forward-modeling flux retrieval from integral field unit spectrograph (IFU) datacubes. Starkiller simultaneously provides stellar spectral classification, relative velocity, and…

Instrumentation and Methods for Astrophysics · Physics 2025-08-04 Ryan Ridden-Harper , Michele T. Bannister , Sophie E. Deam , Thomas Nordlander

This paper describes the architecture and demonstrates the capabilities of a newly developed, physically-based imaging simulator environment called SISPO, developed for small solar system body fly-by and terrestrial planet surface mission…

I present StarEstate, an open-source Python package for producing rapid, statistically robust galactic population synthesis models. By utilizing optimized pre-calculated inverse-cumulative distribution function samplers, the tool generates…

Instrumentation and Methods for Astrophysics · Physics 2025-11-27 Amedeo Romagnolo