English
Related papers

Related papers: The SVOM/ECLAIRs image trigger with wavelet-based …

200 papers

We present a new technique of decontaminating Swift UVOT grism spectra for transient objects. We describe the template image requirements and image processing steps necessary to successfully implement the empirical decontamination…

Instrumentation and Methods for Astrophysics · Physics 2016-04-27 Michael T. Smitka , Peter J. Brown , Paul Kuin , Nicholas B. Suntzeff

The Space-based multi-band astronomical Variable Object Monitor (SVOM) mission is dedicated to the detection, localization and broad-band study of Gamma-Ray Bursts (GRBs) and other high-energy transient phenomena. The Gamma Ray Monitor…

Instrumentation and Methods for Astrophysics · Physics 2009-07-17 Yongwei Dong , Bobing Wu , Yanguo Li , Yongjie Zhang , Shuangnan Zhang

The Resolve soft X-ray spectrometer is the high spectral resolution microcalorimeter spectrometer for the XRISM mission. In the beam of Resolve there is a filter wheel containing \xray{} filters. In the beam also is an active calibration…

Successful visual navigation depends upon capturing images that contain sufficient useful information. In this letter, we explore a data-driven approach to account for environmental lighting changes, improving the quality of images for use…

Robotics · Computer Science 2022-07-12 Justin Tomasi , Brandon Wagstaff , Steven L. Waslander , Jonathan Kelly

Gamma-ray bursts (GRB), at least those with a duration longer than a few seconds are the most energetic events in the Universe and occur at cosmological distances. The ECLAIRs micro-satellite, to be launched in 2009, will provide…

The EXperiment for Cryogenic Large-Aperture Intensity Mapping (EXCLAIM) is a balloon-borne cryogenic telescope that will survey the spectrum of diffuse emission from both the Milky Way and the cosmic web to probe star formation, the…

The Wide Field Monitor (WFM) is one of the three instruments on the Spectroscopic Time-Resolving Observatory for Broadband Energy X-rays (STROBE-X) mission, which was proposed in response to the NASA 2023 call for a probe class mission. The…

Vision-based object tracking has boosted extensive autonomous applications for unmanned aerial vehicles (UAVs). However, the dynamic changes in flight maneuver and viewpoint encountered in UAV tracking pose significant difficulties, e.g. ,…

Computer Vision and Pattern Recognition · Computer Science 2023-03-09 Liangliang Yao , Changhong Fu , Sihang Li , Guangze Zheng , Junjie Ye

Directly imaging Earth-like exoplanets (``exoEarths'') with a coronagraph instrument on a space telescope requires a stable wavefront with optical path differences limited to tens of picometers RMS during exposure times of a few hours.…

We present SLAIM - Simultaneous Localization and Implicit Mapping. We propose a novel coarse-to-fine tracking model tailored for Neural Radiance Field SLAM (NeRF-SLAM) to achieve state-of-the-art tracking performance. Notably, existing…

Computer Vision and Pattern Recognition · Computer Science 2024-04-18 Vincent Cartillier , Grant Schindler , Irfan Essa

The Swift Burst Alert Telescope (BAT) is a huge (5200 cm2) coded aperture imager that will detect gamma-ray bursts in real time and provide a location that the Swift satellite will use to slew the optical and x-ray telescopes. The huge size…

Astrophysics · Physics 2009-11-10 E. Fenimore , D. Palmer , M. Galassi , T. Tavenner , S. Barthelmy , N. Gehrels , A. Parsons , J. Tueller

The Soft X-ray Imager (SXI) is one of the three instruments on board EXIST, a multi-wavelength observatory in charge of performing a global survey of the sky in hard X-rays searching for Super-massive Black Holes (Grindlay & Natalucci,…

Instrumentation and Methods for Astrophysics · Physics 2010-02-08 L. Natalucci , A. Bazzano , F. Panessa , P. Ubertini , G. Tagliaferri , R. Della Ceca , G. Ghisellini , G. Pareschi , G. Villa , P. Caraveo , M. Fiorini , M. Uslenghi , J. E. Grindlay , B. Ramsey

The Colour and Stereo Surface Science Imaging System (CaSSIS) of the ExoMars Trace Gas Orbiter returns on average twenty images per day of the Martian surface, most of them in 3 or 4 colours and some of them in stereo. CaSSIS uses a…

Despite significant advancements in automated report generation, the opaqueness of text interpretability continues to cast doubt on the reliability of the content produced. This paper introduces a novel approach to identify specific image…

Computer Vision and Pattern Recognition · Computer Science 2025-06-23 Yingying Fang , Zihao Jin , Shaojie Guo , Jinda Liu , Zhiling Yue , Yijian Gao , Junzhi Ning , Zhi Li , Simon Walsh , Guang Yang

The Microchannel X-ray Telescope (MXT) is a compact and lightweight focusing X-ray telescope, which is part of the space payload of the SVOM mission. The main goal of the MXT instrument is to precisely localize and physically characterize…

Instrumentation and Methods for Astrophysics · Physics 2026-04-28 D. Götz , S. Crepaldi , E. Doumayrou , C. Feldman , P. Ferrando , A. Fort , H. Goto , J. Jaubert , J. -M. Le Duigou , P. Maggi , A. Meuris , M. Moita , K. Mercier , F. Robinet , C. Plasse , A. Sauvageon , C. van Hove

Stellar photometric variability and instrumental effects, like cosmic ray hits, data discontinuities, data leaks, instrument aging etc. cause difficulties in the characterization of exoplanets and have an impact on the accuracy and…

Earth and Planetary Astrophysics · Physics 2023-07-12 Sz. Csizmadia , A. M. S. Smith , J. Cabrera , P. Klagyivik , A. Chaushev , K. W. F. Lam

In this paper we present simulated solar coronal X-ray observations to verify the sensitivity of a new hypothetical instrument design. These simulations are folded through this X-ray spectrometer having a moderate size circular field of…

Instrumentation and Methods for Astrophysics · Physics 2011-11-29 L. Alha , J. Huovelin , J. Nevalainen

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…

The Earth Occultation Technique (EOT) has been applied to Fermi's Gamma-ray Burst Monitor (GBM) to perform all-sky monitoring for a predetermined catalog of hard X-ray/soft gamma-ray sources. In order to search for sources not in the…

High Energy Astrophysical Phenomena · Physics 2015-06-15 J. Rodi , M. L. Cherry , G. L. Case , A. Camero-Arranz , V. Chaplin , M. H. Finger , P. Jenke , C. A. Wilson-Hodge