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

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Stellar masses are fundamental but often difficult to measure. Thanks to the Atacama Large Millimeter Array (ALMA) and $Gaia$, dynamical masses of pre-main sequence stars can be precisely measured using the Keplerian rotation of…

Solar and Stellar Astrophysics · Physics 2020-12-24 Pranav H. Premnath , Ya-Lin Wu , Brendan P. Bowler , Patrick D. Sheehan

Pulsar halos (also termed 'TeV halo') are a new class of $\gamma$-ray sources in Galaxy, which manifest as extended $\gamma$-ray emission around middle-age pulsars, as discovered around the Geminga pulsar, the Monogem pulsar and…

High Energy Astrophysical Phenomena · Physics 2024-02-01 Qi-Zuo Wu , Chao-Ming Li , Xuan-Han Liang , Chong Ge , Ruo-Yu Liu

The orbital sampling effect (OSE) appears in phase-folded transit light curves of extrasolar planets with moons. Analytical OSE models have hitherto neglected stellar limb darkening and non-zero transit impact parameters and assumed that…

Earth and Planetary Astrophysics · Physics 2016-03-24 René Heller , Michael Hippke , Brian Jackson

We present a Bayesian object observation model for complete probabilistic semantic SLAM. Recent studies on object detection and feature extraction have become important for scene understanding and 3D mapping. However, 3D shape of the object…

Robotics · Computer Science 2018-09-17 H. W. Yu , B. H. Le

We present a method to automatically learn to segment dynamic objects using SLAM outliers. It requires only one monocular sequence per dynamic object for training and consists in localizing dynamic objects using SLAM outliers, creating…

Computer Vision and Pattern Recognition · Computer Science 2022-10-18 Adrian Bojko , Romain Dupont , Mohamed Tamaazousti , Hervé Le Borgne

We present the results of short baseline interferometry observations at submillimetre wavelengths, using a two-element interferometer comprising the JCMT and CSO, of circumstellar discs around young YSOs. We model data for the Class 0…

Astrophysics · Physics 2007-05-23 D. Ward-Thompson , P. Andre , O. P. Lay

Line Intensity Mapping (LIM) is a new observational technique that uses low-resolution observations of line emission to efficiently trace the large-scale structure of the Universe out to high redshift. Common mm/sub-mm emission lines are…

The Line Emission Mapper (LEM) is an X-ray Probe with with spectral resolution ~2 eV FWHM from 0.2 to 2.5 keV and effective area >2,500 cm$^2$ at 1 keV, covering a 33 arcmin diameter Field of View with 15 arcsec angular resolution, capable…

Visual Simultaneous Localization and Mapping (VSLAM) research faces significant challenges due to fragmented toolchains, complex system configurations, and inconsistent evaluation methodologies. To address these issues, we present…

Computer Vision and Pattern Recognition · Computer Science 2025-04-08 Alejandro Fontan , Tobias Fischer , Javier Civera , Michael Milford

Drones or general Unmanned Aerial Vehicles (UAVs), endowed with computer vision function by on-board cameras and embedded systems, have become popular in a wide range of applications. However, real-time scene parsing through object…

Computer Vision and Pattern Recognition · Computer Science 2020-05-04 Pengyi Zhang , Yunxin Zhong , Xiaoqiong Li

Simultaneous Localization and Mapping (SLAM) is an essential component of autonomous robotic applications and self-driving vehicles, enabling them to understand and operate in their environment. Many SLAM systems have been proposed in the…

Robotics · Computer Science 2025-01-14 Lorenzo Montano-Oliván , Julio A. Placed , Luis Montano , María T. Lázaro

Measurements of radial velocity variations from the spectroscopic monitoring of stars and their companions are essential for a broad swath of astrophysics, providing access to the fundamental physical properties that dictate all phases of…

Moving objects can greatly jeopardize the performance of a visual simultaneous localization and mapping (vSLAM) system which relies on the static-world assumption. Motion removal have seen successful on solving this problem. Two main…

Robotics · Computer Science 2019-08-01 Ting Sun , Yuxiang Sun , Ming Liu , Dit-Yan Yeung

Calibration of radio interferometric observations becomes increasingly difficult towards lower frequencies. Below ~300 MHz, spatially variant refractions and propagation delays of radio waves traveling through the ionosphere cause phase…

Instrumentation and Methods for Astrophysics · Physics 2015-05-13 H. T. Intema , S. van der Tol , W. D. Cotton , A. S. Cohen , I. M. van Bemmel , H. J. A. Rottgering

The Simultaneous Localization And Mapping (SLAM) problem has been well studied in the robotics community, especially using mono, stereo cameras or depth sensors. 3D depth sensors, such as Velodyne LiDAR, have proved in the last 10 years to…

Robotics · Computer Science 2018-02-26 Jean-Emmanuel Deschaud

Current imaging observations of protoplanetary disks using ALMA primarily focus on the sub-millimeter wavelength, leaving a gap in effective observational approaches for centimeter-sized dust, which is crucial to the issue of planet…

Earth and Planetary Astrophysics · Physics 2024-03-18 Yinhao Wu , Shang-Fei Liu , Haochang Jiang , Sergei Nayakshin

The Local Interstellar Medium (LISM) is a unique environment that presents an opportunity to study general interstellar phenomena in great detail and in three dimensions. In particular, high resolution optical and ultraviolet spectroscopy…

Astrophysics · Physics 2007-05-23 Seth Redfield

The VVV survey has allowed for an unprecedented number of multi-epoch observations of the southern Galactic plane. In a recent paper,13 massive young stellar objects(MYSOs) have already been identified within the highly variable(\Delta Ks >…

At the time of formation, protoplanetary discs likely contain a comparable mass to their host protostars. As a result, gravitational instabilities (GIs) are expected to play a pivotal role in the early phases of disc evolution. However, as…

Solar and Stellar Astrophysics · Physics 2018-10-24 M. G. Evans , T. W. Hartquist , P. Caselli , A. C. Boley , J. D. Ilee , J. M. C. Rawlings

SPLAT-VO is a powerful graphical tool for displaying, comparing, modifying and analyzing astronomical spectra, as well as searching and retrieving spectra from services around the world using Virtual Observatory (VO) protocols and services.…

Instrumentation and Methods for Astrophysics · Physics 2014-07-08 Petr Skoda , Peter W. Draper , Margarida Castro Neves , David Andresic , Tim Jenness
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