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Every Scene Text Recognition (STR) task consists of text localization \& text recognition as the prominent sub-tasks. However, in real-world applications with fixed camera positions such as equipment monitor reading, image-based data entry,…

Computer Vision and Pattern Recognition · Computer Science 2023-02-09 P. N. Deelaka , D. R. Jayakodi , D. Y. Silva

Unmanned Aerial Vehicles, operating in environments with relatively few obstacles, offer high maneuverability and full three-dimensional mobility. This allows them to rapidly approach objects and perform a wide range of tasks often…

Robotics · Computer Science 2025-07-08 Ziqin Wang , Jinyu Chen , Xiangyi Zheng , Qinan Liao , Linjiang Huang , Si Liu

LineStacker is a new open access and open source tool for stacking of spectral lines in interferometric data. LineStacker is an ensemble of CASA tasks, and can stack both 3D cubes or already extracted spectra. The algorithm is tested on…

Astrophysics of Galaxies · Physics 2020-09-30 Jean-Baptiste Jolly , Kirsten K. Knudsen , Flora Stanley

Stellar atmosphere modelling predicts the luminosity and temperature of a star, together with parameters such as the effective gravity and the metallicity, by reproducing the observed spectral energy distribution. Most observational data…

Instrumentation and Methods for Astrophysics · Physics 2024-02-21 Iain McDonald , Albert A. Zijlstra , Nick L. J. Cox , Emma L. Alexander , Alexander Csukai , Ria Ramkumar , Alexander Hollings

In this paper I describe the visualization toolkit Sator, which is designed to read, analyze and visualize simulation data of the moving-mesh code Arepo. It is written in Python and employs a graphical user interface based on the Tkinter…

Instrumentation and Methods for Astrophysics · Physics 2018-11-20 Thomas H. Greif

A learning environment, the tutor-web (http://tutor-web.net), has been developed and used for educational research. The system is accessible and free to use for anyone having access to the Web. It is based on open source software and the…

Other Statistics · Statistics 2014-07-02 Anna Helga Jonsdottir , Gunnar Stefansson

Astronomy is undergoing through a methodological revolution triggered by an unprecedented wealth of complex and accurate data. The new panchromatic, synoptic sky surveys require advanced tools for discovering patterns and trends hidden…

Understanding environmental ecosystems is vital for the sustainable management of our planet. However,existing physics-based and data-driven models often fail to generalize to varying spatial regions and scales due to the inherent data…

Machine Learning · Computer Science 2025-10-13 Shiyuan Luo , Runlong Yu , Shengyu Chen , Yingda Fan , Yiqun Xie , Yanhua Li , Xiaowei Jia

First-principles computational spectroscopy is a critical tool for interpreting experiment, performing structure refinement, and developing new physical understanding. Systematically setting up input files for different simulation codes and…

We present FORECAST, a new flexible and adaptable software package that performs forward modeling of the output of any cosmological hydrodynamical simulations to create a wide range of realistic synthetic astronomical images. With…

This paper introduces EGG, the Empirical Galaxy Generator, a tool designed within the ASTRODEEP collaboration to generate mock galaxy catalogs for deep fields with realistic fluxes and simple morphologies. The simulation procedure is based…

Instrumentation and Methods for Astrophysics · Physics 2017-06-21 C. Schreiber , D. Elbaz , M. Pannella , E. Merlin , M. Castellano , A. Fontana , N. Bourne , K. Boutsia , F. Cullen , J. Dunlop , H. C. Ferguson , M. J. Michalowski , K. Okumura , P. Santini , X. W. Shu , T. Wang , C. White

This report provides an (updated) overview of {\sl Grafalgo}, an open-source library of graph algorithms and the data structures used to implement them. The programs in this library were originally written to support a graduate class in…

Data Structures and Algorithms · Computer Science 2016-01-08 Jonathan Turner

We present Gravity.jl, a new software for the modeling of gravitational lens systems. Gravity.jl is written in the Julia programming language, and is designed to be fast, accurate, and flexible. It can be used to model gravitational lens…

Instrumentation and Methods for Astrophysics · Physics 2024-10-23 Marco Lombardi

Star formation is a multi-scale problem, and only global simulations that account for the connection from the molecular cloud scale gas flow to the accreting protostar can reflect the observed complexity of protostellar systems.…

Astrophysics of Galaxies · Physics 2023-07-28 Rami Al-Belmpeisi , Vito Tuhtan , Mikkel Bregning Christensen , Rajika L Kuruwita , Troels Haugbølle

Answering complex visual questions like `Which red furniture can be used for sitting?' requires multi-step reasoning, including object recognition, attribute filtering, and relational understanding. Recent work improves interpretability in…

Computer Vision and Pattern Recognition · Computer Science 2025-05-14 Yu Cheng , Arushi Goel , Hakan Bilen

Conventional atmospheric retrieval codes are designed to extract information, such as chemical abundances, thermal structures and cloud properties, from fully "reduced" spectra obtained during transit or eclipse. Reduced spectra, however,…

Earth and Planetary Astrophysics · Physics 2024-03-05 Quentin Changeat , Yuichi Ito , Ahmed F. Al-Refaie , Kai Hou Yip , Theresa Lueftinger

The proper scientific analysis of a large amount of stellar spectra requires certain capabilities of the analysing tool (e.g. precise semi-automatic fitting for normalisation of the continuum or line-list assisted measurement of spectral…

Instrumentation and Methods for Astrophysics · Physics 2011-12-14 Petr Škoda

At the Canadian Astronomy Data Centre, we have combined our cloud computing system, CANFAR, with the world's most advanced machine learning software, Skytree, to create the world's first cloud computing system for data mining in astronomy.…

Instrumentation and Methods for Astrophysics · Physics 2013-12-17 Nicholas M. Ball

We present Firefly, a new browser-based interactive tool for visualizing 3D particle data sets. On a typical personal computer, Firefly can simultaneously render and enable real-time interactions with > ~10 million particles, and can…

Instrumentation and Methods for Astrophysics · Physics 2023-07-24 Alexander B. Gurvich , Aaron M. Geller

Instrumental projects that will improve the direct optical finding and characterisation of exoplanets have advanced sufficiently to trigger organized investigation and development of corresponding signal processing algorithms. The first…