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In recent years, there has been a growing demand for improved autonomy for in-orbit operations such as rendezvous, docking, and proximity maneuvers, leading to increased interest in employing Deep Learning-based Spacecraft Pose Estimation…

计算机视觉与模式识别 · 计算机科学 2023-11-10 Arunkumar Rathinam , Haytam Qadadri , Djamila Aouada

High-altitude balloon experiments are becoming very popular among universities and research institutes as they can be used for testing instruments eventually intended for space, and for simple astronomical observations of Solar System…

Satellites have become more widely available due to the reduction in size and cost of their components. As a result, there has been an advent of smaller organizations having the ability to deploy satellites with a variety of data-intensive…

机器学习 · 计算机科学 2023-06-28 Robert Bayer , Julian Priest , Pınar Tözün

JASMINE is a Japanese planned space mission that aims to reveal the formation history of our Galaxy and discover habitable exoEarths. For these objectives, the JASMINE satellite performs high-precision astrometric observations of the…

Breakthrough Starshot is an initiative to prove ultra-fast light-driven nanocrafts, and lay the foundations for a first launch to Alpha Centauri within the next generation. Along the way, the project could generate important supplementary…

天体物理仪器与方法 · 物理学 2018-12-11 Kevin L. G. Parkin

Identifying stars belonging to different classes is vital in order to build up statistical samples of different phases and pathways of stellar evolution. In the era of surveys covering billions of stars, an automated method of identifying…

天体物理仪器与方法 · 物理学 2024-10-31 Sean Enis Cody , Sebastian Scher , Iain McDonald , Albert Zijlstra , Emma Alexander , Nick L. J. Cox

The integration of satellite communication into mobile devices represents a paradigm shift in connectivity, yet the performance characteristics under motion and environmental occlusion remain poorly understood. We present the Starlink…

机器人学 · 计算机科学 2025-08-06 Boyi Liu , Qianyi Zhang , Qiang Yang , Jianhao Jiao , Jagmohan Chauhan , Dimitrios Kanoulas

VarStar Detect is a Python package available on PyPI optimized for the detection of variability inside photometric measurements. Based off of the Least Squares method of regression, VarStar Detect calculates the amplitude of a Fourier…

天体物理仪器与方法 · 物理学 2023-01-16 Jorge Perez Gonzalez , Nicolas Carrizosa Arias , Andres Cadenas Blanco

Astrometry measures shifts in a star's photocentre and can be used to detect reflex motion due to orbiting exoplanets. Brightness asymmetries (e.g. starspots) rotating in and out of view can also cause apparent motion of the photocenter,…

天体物理仪器与方法 · 物理学 2025-11-12 Jamila Taaki , Lia Corrales , Alfred Hero

$clustertools$ is a Python package for analyzing star cluster simulations. The package is built around the $StarCluster$ class, which stores all data read in from the snapshot of a given model star cluster. The package contains functions…

星系天体物理 · 物理学 2023-05-22 Jeremy J. Webb

Clustering is an effective tool for astronomical spectral analysis, to mine clustering patterns among data. With the implementation of large sky surveys, many clustering methods have been applied to tackle spectroscopic and photometric data…

天体物理仪器与方法 · 物理学 2022-12-19 Haifeng Yang , Chenhui Shi , Jianghui Cai , Lichan Zhou , Yuqing Yang , Xujun Zhao , Yanting He , Jing Hao

Classification will be an important first step for upcoming surveys that will detect billions of new sources such as LSST and Euclid, as well as DESI, 4MOST and MOONS. The application of traditional methods of model fitting and…

星系天体物理 · 物理学 2020-01-29 Crispin Logan , Sotiria Fotopoulou

The program package SME (Spectroscopy Made Easy), designed to perform an analysis of stellar spectra using spectral fitting techniques, was updated due to adding new functions (isotopic and hyperfine splittins) in VALD and including grids…

天体物理仪器与方法 · 物理学 2017-10-31 N. Piskunov , T. Ryabchikova , Yu. Pakhomov , T. Sitnova , S. Alexeeva , L. Mashonkina , T. Nordlander

Microlensing is a powerful tool for studying stellar atmospheres because as the source crosses regions of formally infinite magnification (caustics) the surfaceof the star is resolved, thereby allowing one to measure the radial intensity…

天体物理学 · 物理学 2009-10-30 B. Scott Gaudi , Andrew Gould

Spinspotter is a robust and automated algorithm designed to extract stellar rotation periods from large photometric datasets with minimal supervision. Our approach uses the autocorrelation function (ACF) to identify stellar rotation periods…

太阳与恒星天体物理 · 物理学 2022-09-21 Rae J. Holcomb , Paul Robertson , Patrick Hartigan , Ryan J. Oelkers , Caleb Robinson

Radio-Stereometric-Analysis and x-ray fluoroscopy are radiological techniques that require dedicated software to process data. The accurate calibration of these software is therefore critical. The aim of this work is to produce a protocol…

Hundreds of millions of people routinely take photos using their smartphones as point and shoot (PAS) cameras, yet very few would have the photography skills to compose a good shot of a scene. While traditional PAS cameras have built-in…

计算机视觉与模式识别 · 计算机科学 2025-05-07 Jiawan Li , Fei Zhou , Zhipeng Zhong , Jiongzhi Lin , Guoping Qiu

Recent advances in signal processing have focused on the use of sparse representations in various applications. A new field of interest based on sparsity has recently emerged: compressed sensing. This theory is a new sampling framework that…

天体物理学 · 物理学 2009-11-13 J. Bobin , J-L Starck , R. Ottensamer

Obtaining accurate photometric redshift estimations is an important aspect of cosmology, remaining a prerequisite of many analyses. In creating novel methods to produce redshift estimations, there has been a shift towards using machine…

天体物理仪器与方法 · 物理学 2021-07-07 Ben Henghes , Connor Pettitt , Jeyan Thiyagalingam , Tony Hey , Ofer Lahav

AEROS aims to develop a nanosatellite as a precursor of a future system of systems, which will include assets and capabilities of both new and existing platforms operating in the Ocean and Space, equipped with state-of-the-art sensors and…