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Related papers: Spectral Line Analysis/Modeling (SLAM) I: pvanalys…

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The time-scale over which and the modality by which young stellar objects (YSOs) disperse their circumstellar discs dramatically influences the eventual formation and evolution of planetary systems. By means of extensive radiative transfer…

Solar and Stellar Astrophysics · Physics 2015-06-11 C. M. Koepferl , B. Ercolano , J. Dale , P. S. Teixeira , T. Ratzka , L. Spezzi

We have proposed, to the best of our knowledge, the first-of-its-kind LiDAR-Inertial-Visual-Fused simultaneous localization and mapping (SLAM) system with a strong place recognition capacity. Our proposed SLAM system is consist of…

Robotics · Computer Science 2023-01-16 Kangcheng Liu

The methods by which one characterizes the distribution of matter in cosmological simulations is intrinsically different from how one performs the same task observationally. In this paper, we make substantial steps towards comparing…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-16 Hilary Egan , Britton D. Smith , Brian W. O'Shea , J. Michael Shull

Traditional approaches to stereo visual SLAM rely on point features to estimate the camera trajectory and build a map of the environment. In low-textured environments, though, it is often difficult to find a sufficient number of reliable…

Computer Vision and Pattern Recognition · Computer Science 2018-04-10 Ruben Gomez-Ojeda , David Zuñiga-Noël , Francisco-Angel Moreno , Davide Scaramuzza , Javier Gonzalez-Jimenez

Survey-based measurements of the spectral energy distributions (SEDs) of galaxies have flux density estimates on badly misaligned grids in rest-frame wavelength. The shift to rest frame wavelength also causes estimated SEDs to have…

Instrumentation and Methods for Astrophysics · Physics 2023-10-31 David Kent , Tamás Budavári , Thomas J. Loredo , David Ruppert

Visual SLAM algorithms have been enhanced through the exploration of Gaussian Splatting representations, particularly in generating high-fidelity dense maps. While existing methods perform reliably in static environments, they often…

Robotics · Computer Science 2025-09-03 Yi Liu , Keyu Fan , Bin Lan , Houde Liu

(Abridged) The physical structure of deeply-embedded low-mass protostars (Class 0) on scales of less than 300 AU is still poorly constrained. Determining this is crucial for understanding the physical and chemical evolution from cores to…

Solar and Stellar Astrophysics · Physics 2016-05-04 M. V. Persson , D. Harsono , J. J. Tobin , E. F. van Dishoeck , J. K. Jørgensen , N. Murillo , S. -P. Lai

The Lomb-Scargle periodogram is a common tool in the frequency analysis of unequally spaced data equivalent to least-squares fitting of sine waves. We give an analytic solution for the generalisation to a full sine wave fit, including an…

Instrumentation and Methods for Astrophysics · Physics 2009-11-13 M. Zechmeister , M. Kürster

The study of warm molecular gas in the inner region (<10 AU) of circumstellar disks around young stars is of significant importance to understand how planets are forming. This inner zone of disks can now be explored in unprecedented detail…

Solar and Stellar Astrophysics · Physics 2015-05-20 J. E. Bast , J. M. Brown , G. J. Herczeg , E. F. van Dishoeck , K. M. Pontoppidan

The majority of visual SLAM systems are not robust in dynamic scenarios. The ones that deal with dynamic objects in the scenes usually rely on deep-learning-based methods to detect and filter these objects. However, these methods cannot…

Visual Simultaneous Localization and Mapping (SLAM) plays a crucial role in autonomous systems. Traditional SLAM methods, based on static environment assumptions, struggle to handle complex dynamic environments. Recent dynamic SLAM systems…

Robotics · Computer Science 2025-09-04 Haolan Zhang , Thanh Nguyen Canh , Chenghao Li , Ruidong Yang , Yonghoon Ji , Nak Young Chong

Research on young stellar populations is essential to understand the properties of embedded clusters and advance theories of their formation. This has driven advancements in methodologies for star detection, leading to the development of…

Solar and Stellar Astrophysics · Physics 2025-11-18 E. Nikoghosyan , D. Baghdasaryan , D. Andreasyan , N. Azatyan , A. Samsonyan , A. Yeghikyan

The rapid increase in the deployment of Low Earth Orbit (LEO) satellites, catering to diverse applications such as communication, Earth observation, environmental monitoring, and scientific research, has significantly amplified the…

Computational Engineering, Finance, and Science · Computer Science 2024-11-27 Pranava Seth , Mamta Gulati

We investigate the effect of spiral structure on the Galactic disk as viewed by pencil beams centered on the Sun, relevant to upcoming surveys such as ARGOS, SEGUE, and GAIA. We create synthetic Galactic maps which we call Pencil Beam Maps…

Astrophysics · Physics 2009-11-13 I. Minchev , A. Quillen

Context. Recently our ability to study stars using asteroseismic techniques has increased dramatically, largely through the use of space based photometric observations. Work has also been done using ground based spectroscopic observations…

Solar and Stellar Astrophysics · Physics 2018-10-03 Jesper Schou

We present an inverse image-formation module that can enhance the robustness of existing visual SLAM pipelines for casually captured scenarios. Casual video captures often suffer from motion blur and varying appearances, which degrade the…

Computer Vision and Pattern Recognition · Computer Science 2024-07-17 Gwangtak Bae , Changwoon Choi , Hyeongjun Heo , Sang Min Kim , Young Min Kim

This paper focuses on autonomously characterizing components such as solar panels, body panels, antennas, and thrusters of an unknown resident space object (RSO) using camera feed to aid autonomous on-orbit servicing (OOS) and active debris…

Computer Vision and Pattern Recognition · Computer Science 2024-06-28 Trupti Mahendrakar , Ryan T. White , Madhur Tiwari

The Infrared Space Observatory (ISO) was an extremely successful european space mission that gave us an unparallel view of the Universe in the infrared, and provided us with hundreds of observations of star forming regions and bipolar…

Astrophysics · Physics 2007-05-23 Alberto Noriega-Crespo

The Space Variable Object Monitor (SVOM) is a forthcoming Chinese - French astrophysics space mission dedicated to the study of Gamma-ray bursts and high-energy transients. ECLAIRs, a wide-field hard X-ray coded mask imager, is the leading…

Instrumentation and Methods for Astrophysics · Physics 2019-11-27 Sujay Mate , Laurent Bouchet , Jean-Luc Atteia , Arnaud Claret , Bertrand Cordier , Nicolas Dagoneau , Olivier Godet , Aleksandra Gros , Stéphane Schanne , Henri Triou

When low-mass stars form, the collapsing cloud of gas and dust goes through several stages which are usually characterized by the shape of their spectral energy distributions. Such classification is based on the cloud morphology only and…

Astrophysics · Physics 2009-11-13 C. Brinch , M. R. Hogerheijde , S. Richling
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