English
Related papers

Related papers: THOR: An Algorithm for Cadence-Independent Asteroi…

200 papers

CoRoT, the pioneer space-based transit search, steadily provides thousands of high-precision light curves with continuous time sampling over periods of up to 5 months. The transits of a planet perturbed by an additional object are not…

The Detection Transformer (DETR), by incorporating the Hungarian algorithm, has significantly simplified the matching process in object detection tasks. This algorithm facilitates optimal one-to-one matching of predicted bounding boxes to…

Computer Vision and Pattern Recognition · Computer Science 2025-03-07 Masoumeh Zareapoor , Pourya Shamsolmoali , Huiyu Zhou , Yue Lu , Salvador García

One-opposition near-Earth asteroids (NEAs) are growing in number, and they must be recovered to prevent loss and mismatch risk, and to improve their orbits, as they are likely to be too faint for detection in shallow surveys at future…

Deriving high quality lightcuves for asteroids and other periodic sources from survey data is challenging due to many factors, including the sparsely sampled observational record and diurnal aliasing which is a signature imparted into the…

Earth and Planetary Astrophysics · Physics 2024-08-09 Michael Gowanlock , David E. Trilling , Andrew McNeill , Daniel Kramer , Maria Chernyavskaya

Large Language Models (LLMs) have made remarkable progress in mathematical reasoning, but still continue to struggle with high-precision tasks like numerical computation and formal symbolic manipulation. Integrating external tools has…

Artificial Intelligence · Computer Science 2026-02-11 Qikai Chang , Zhenrong Zhang , Pengfei Hu , Jun Du , Jiefeng Ma , Yicheng Pan , Jianshu Zhang , Quan Liu , Jianqing Gao

We present a pipeline for searching for trans-Neptunian objects (TNOs) using data from the TESS mission, that includes a novel optimization-based framework for subtracting the effects of scattered light and pointing jitter. The background…

Earth and Planetary Astrophysics · Physics 2022-09-21 Varun Ganapathi

Transformer architectures have achieved SOTA performance on the human mesh recovery (HMR) from monocular images. However, the performance gain has come at the cost of substantial memory and computational overhead. A lightweight and…

Computer Vision and Pattern Recognition · Computer Science 2023-03-24 Ce Zheng , Xianpeng Liu , Guo-Jun Qi , Chen Chen

In this work, we present Alfnoor, a dedicated tool optimised for population studies of exoplanet atmospheres. Alfnoor combines the latest version of the retrieval algorithm TauREx 3, with the instrument noise simulator ArielRad and enables…

Earth and Planetary Astrophysics · Physics 2020-10-12 Quentin Changeat , Ahmed Al-Refaie , Lorenzo V. Mugnai , Billy Edwards , Ingo P. Waldmann , Enzo Pascale , Giovanna Tinetti

A new model validation and performance assessment tool is introduced, the sliding threshold of observation for numeric evaluation (STONE) curve. It is based on the relative operating characteristic (ROC) curve technique, but instead of…

Space Physics · Physics 2023-07-17 Michael W. Liemohn , Abigail R. Azari , Natalia Ganushkina , Lutz Rastaetter

We present additional tests of our algorithm aimed at filtering out systematics due to data reduction and instrumental imperfections in time series obtained by ensemble photometry. Signal detection efficiency is demonstrated, and a method…

Astrophysics · Physics 2007-05-23 G. Kovacs , G. A. Bakos

In this paper, we consider the sparse phase retrieval problem, recovering an $s$-sparse signal $\bm{x}^{\natural}\in\mathbb{R}^n$ from $m$ phaseless samples $y_i=|\langle\bm{x}^{\natural},\bm{a}_i\rangle|$ for $i=1,\ldots,m$. Existing…

Numerical Analysis · Mathematics 2021-10-15 Jian-Feng Cai , Jingzhi Li , Xiliang Lu , Juntao You

In this paper we present efficient algorithms for the computation of several invariant objects for Hamiltonian dynamics. More precisely, we consider KAM tori (i.e diffeomorphic copies of the torus such that the motion on them is conjugated…

Dynamical Systems · Mathematics 2010-05-04 Gemma Huguet , Rafael de la Llave , Yannick Sire

This paper presents a time-efficient scheme for Mars exploration by the cooperation of multiple drones and a rover. To maximize effective coverage of the Mars surface in the long run, a comprehensive framework has been developed with joint…

Robotics · Computer Science 2020-11-17 Yuan Chang , Chao Yan , Xingyu Liu , Xiangke Wang , Han Zhou , Xiaojia Xiang , Dengqing Tang

Through multiple, small unmanned probes we can more efficiently capture an asteroid and return it to lunar orbit. The Asteroid Return and Exploration System (ARES) aims to make use of previously tested technology with the application of a…

Space Physics · Physics 2014-10-08 Charles Domercant , Aiden Gonzalez

Current and future space-based observatories such as the Transiting Exoplanet Survey Satellite (TESS) and PLATO are set to provide an enormous amount of new data on oscillating stars, and in particular stars that oscillate similar to the…

Solar and Stellar Astrophysics · Physics 2022-07-20 M. B. Nielsen , E. Hatt , W. J. Chaplin , W. H. Ball , G. R. Davies

Modern astronomical surveys, such as the Zwicky Transient Facility (ZTF), are capable of detecting thousands of transient events per year, necessitating the use of automated and scalable data analysis techniques. Recent advances in machine…

Instrumentation and Methods for Astrophysics · Physics 2025-04-17 Betty X. Hu , Avi Loeb

We propose to use a modest fraction of the re-purposed Kepler mission time and apertures to greatly increase the quantity and quality of our knowledge of near-Earth asteroids (NEAs) rotation and shape. NEAs are important for understanding…

Earth and Planetary Astrophysics · Physics 2013-09-11 Martin Elvis , José Luis Galache , Gareth V. Williams

Asteroids and comets are of strategic importance for science in an effort to understand the formation, evolution and composition of the Solar System. Near-Earth Objects (NEOs) are of particular interest because of their accessibility from…

Dynamical Systems · Mathematics 2013-08-09 D. García Yárnoz , J. P. Sánchez , C. R. McInnes

Missions to rendezvous with or capture an asteroid present significant interest both from a geophysical and safety point of view. They are key to the understanding of our solar system are as well stepping stones for interplanetary human…

Optimization and Control · Mathematics 2015-08-05 S. Bresford , Monique Chyba , Thomas Haberkorn , Geoff Patterson

For centuries, astronomers have discussed the possibility of inhabited worlds - from Herschel's 18th-century observations suggesting Mars may host life, to the systematic search for technosignatures that began in the 1960s using radio…

Instrumentation and Methods for Astrophysics · Physics 2025-10-22 Beatriz Villarroel , Wesley A. Watters , Alina Streblyanska , Enrique Solano , Stefan Geier , Lars Mattsson