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Related papers: Mocking the Weak Lensing universe: the LensTools p…

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Generative adversarial networks (GANs) have been recently applied as a novel emulation technique for large scale structure simulations. Recent results show that GANs can be used as a fast, efficient and computationally cheap emulator for…

Cosmology and Nongalactic Astrophysics · Physics 2021-07-06 Andrius Tamosiunas , Hans A. Winther , Kazuya Koyama , David J. Bacon , Robert C. Nichol , Ben Mawdsley

Multi-modal Large Language Models (MLLMs) have demonstrated strong capabilities in general-purpose perception and reasoning, but they still struggle with tasks that require spatial understanding of the 3D world. To address this, we…

Computer Vision and Pattern Recognition · Computer Science 2026-03-03 Zhanpeng Luo , Ce Zhang , Silong Yong , Cunxi Dai , Qianwei Wang , Haoxi Ran , Guanya Shi , Katia Sycara , Yaqi Xie

popclass is a python package that provides a flexible, probabilistic framework for classifying the lens of a gravitational microlensing event. popclass allows a user to match characteristics of a microlensing signal to a simulation of the…

Instrumentation and Methods for Astrophysics · Physics 2024-10-21 Greg Sallaberry , Zofia Kaczmarek , Peter McGill , Scott E. Perkins , William A. Dawson , Caitlin G. Begbie

Understanding astrophysical and cosmological processes can be challenging due to their complexity and lack of intuitive analogies. To address this, we present \texttt{AstronomyCalc}, a Python package specifically designed to aid…

Physics Education · Physics 2025-11-26 Sambit K. Giri

We describe an efficient algorithm for calculating the statistics of weak lensing by large-scale structure based on a tiled set of independent particle-mesh N-body simulations which telescope in resolution along the line of sight. This…

Astrophysics · Physics 2008-11-26 Martin White , Wayne Hu

Since 2009, the Kepler, K2, and TESS missions have produced a vast number of lightcurves for public use. To assist citizen scientists in processing those lightcurves, the LcTools software system was developed. The system provides a set of…

Instrumentation and Methods for Astrophysics · Physics 2019-10-18 Allan R. Schmitt , Joel D. Hartman , David M. Kipping

There are numerous approaches to building analysis applications across the high-energy physics community. Among them are Python-based, or at least Python-driven, analysis workflows. We aim to ease the adoption of a Python-based analysis…

Computational Physics · Physics 2018-04-25 David Lange

We present PyWolf, an open-source software capable of performing numerical simulations of partially coherent light propagation from two-dimensional light sources. PyWolf computes the evolution of a user-defined cross-spectral density…

Optics · Physics 2022-04-06 Tiago E. C. Magalhães , José M. Rebordão

Exploratory visual data analysis tools empower data analysts to efficiently and intuitively explore data insights throughout the entire analysis cycle. However, the gap between common programmatic analysis (e.g., within computational…

Human-Computer Interaction · Computer Science 2025-01-08 Yue Yu , Leixian Shen , Fei Long , Huamin Qu , Hao Chen

Cosmic Microwave Background lensing simulation by Taylor expansion has long been considered impractical due to slow convergence, but a recent flat-sky implementation shows that a simple trick eliminates this problem, making Taylor lensing a…

Cosmology and Nongalactic Astrophysics · Physics 2014-06-18 Sigurd K. Næss , Thibaut Louis

Integrating deep learning techniques, particularly language models (LMs), with knowledge representation techniques like ontologies has raised widespread attention, urging the need of a platform that supports both paradigms. Although…

Artificial Intelligence · Computer Science 2024-03-12 Yuan He , Jiaoyan Chen , Hang Dong , Ian Horrocks , Carlo Allocca , Taehun Kim , Brahmananda Sapkota

The Common Workflow Language (CWL) is a widely adopted language for defining and sharing computational workflows. It is designed to be independent of the execution engine on which workflows are executed. In this paper, we describe our…

Distributed, Parallel, and Cluster Computing · Computer Science 2024-12-12 Nishchay Karle , Ben Clifford , Yadu Babuji , Ryan Chard , Daniel S. Katz , Kyle Chard

Numerical relativity simulations are crucial for studying black holes and have been instrumental in the detection of gravitational waves by the LVK. However, these simulations produce vast amounts of data that must be processed in order to…

We present GLASS, the Generator for Large Scale Structure, a new code for the simulation of galaxy surveys for cosmology, which iteratively builds a light cone with matter, galaxies, and weak gravitational lensing signals as a sequence of…

Cosmology and Nongalactic Astrophysics · Physics 2023-03-28 Nicolas Tessore , Arthur Loureiro , Benjamin Joachimi , Maximilian von Wietersheim-Kramsta , Niall Jeffrey

We introduce VLM-Lens, a toolkit designed to enable systematic benchmarking, analysis, and interpretation of vision-language models (VLMs) by supporting the extraction of intermediate outputs from any layer during the forward pass of…

Computation and Language · Computer Science 2025-10-03 Hala Sheta , Eric Huang , Shuyu Wu , Ilia Alenabi , Jiajun Hong , Ryker Lin , Ruoxi Ning , Daniel Wei , Jialin Yang , Jiawei Zhou , Ziqiao Ma , Freda Shi

Weak gravitational lensing simulations serve as indispensable tools for obtaining precise cosmological constraints. In particular, it is crucial to address the systematic uncertainties in theoretical predictions, given the rapid increase in…

Cosmology and Nongalactic Astrophysics · Physics 2024-10-02 Zhao Chen , Yu Yu

We introduce NetworKit, an open-source software package for analyzing the structure of large complex networks. Appropriate algorithmic solutions are required to handle increasingly common large graph data sets containing up to billions of…

Social and Information Networks · Computer Science 2015-11-16 Christian L. Staudt , Aleksejs Sazonovs , Henning Meyerhenke

Machine learning solutions are very popular in the field of chemoinformatics, where they have numerous applications, such as novel drug discovery or molecular property prediction. Molecular fingerprints are algorithms commonly used for…

Quantitative Methods · Quantitative Biology 2024-04-01 Michał Szafarczyk , Piotr Ludynia , Przemysław Kukla

Weak-lensing peak counts has been shown to be a powerful tool for cosmology. It provides non-Gaussian information of large scale structures, complementary to second order statistics. We propose a new flexible method to predict weak lensing…

Cosmology and Nongalactic Astrophysics · Physics 2015-03-25 Chieh-An Lin , Martin Kilbinger
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