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To reduce and analyze astronomical images, astronomers can rely on a wide range of libraries providing low-level implementations of legacy algorithms. However, combining these routines into robust and functional pipelines requires a major…

Instrumentation and Methods for Astrophysics · Physics 2021-11-17 Lionel J. Garcia , Mathilde Timmermans , Francisco J. Pozuelos , Elsa Ducrot , Michaël Gillon , Laetitia Delrez , Robert D. Wells , Emmanuël Jehin

A fast-turnaround pipeline for realtime data reduction plays an essential role in discovering and permitting follow-up observations to young supernovae and fast-evolving transients in modern time-domain surveys. In this paper, we present…

Instrumentation and Methods for Astrophysics · Physics 2016-10-05 Yi Cao , Peter E Nugent , Mansi M Kasliwal

We present the data reduction pipeline for CHARIS, a high-contrast integral-field spectrograph for the Subaru Telescope. The pipeline constructs a ramp from the raw reads using the measured nonlinear pixel response, and reconstructs the…

Visual Inertial Odometry (VIO) is a widely used computer vision method that determines an agent's movement through a camera and an IMU sensor. This paper presents an efficient and accurate VIO pipeline optimized for applications on micro-…

Computer Vision and Pattern Recognition · Computer Science 2025-09-15 Jonas Kühne , Christian Vogt , Michele Magno , Luca Benini

The production of science-ready data from major solar telescopes requires expertise beyond that of the typical observer. This is a consequence of the increasing complexity of instruments and observing sequences, which require calibrations…

Solar and Stellar Astrophysics · Physics 2014-12-17 J. de la Cruz Rodríguez , M. Löfdahl , P. Sütterlin , T. Hillberg , L. Rouppe van der Voort

A systematic way of data reduction for the Nishiharima Infrared Camera (NIC) polarimetry mode has been devised and implemented to an open software called NICpolpy in the programming language python (tested on version 3.8--3.10 as of…

Instrumentation and Methods for Astrophysics · Physics 2024-03-26 Yoonsoo P. Bach , Masateru Ishiguro , Jun Takahashi , Jooyeon Geem

I present and summarize a software package ("LPipe") for completely automated, end-to-end reduction of both bright and faint sources with the Low-Resolution Imaging Spectrometer (LRIS) at Keck Observatory. It supports all gratings, grisms,…

Instrumentation and Methods for Astrophysics · Physics 2019-07-10 Daniel A. Perley

Computational imaging enables compact infrared systems, but deep-learning pipelines that combine image reconstruction and object detection often introduce substantial inference latency. Most existing acceleration strategies compress the…

Computer Vision and Pattern Recognition · Computer Science 2026-05-22 Xuquan Wang , Guishuo Yang , Dapeng Yan , Yujie Xing , Xuanyu Qian , Kai Zhang , Xiong Dun , Jiande Sun , Zhanshan Wang , Xinbin Cheng

We present the data reduction pipeline, MEAD, for Arizona Lenslets for Exoplanet Spectroscopy (ALES), the first thermal infrared integral field spectrograph designed for high-contrast imaging. ALES is an upgrade of LMIRCam, the $1-5\,\mu$m…

KMOS is a multi-object near-infrared integral field spectrometer with 24 deployable pick-off arms. Data processing is inevitably complex. We discuss specific issues and requirements that must be addressed in the data reduction pipeline, the…

Instrumentation and Methods for Astrophysics · Physics 2015-05-19 Richard Davies , Alex Agudo Berbel , Erich Wiezorrek , Thomas Ott , Natascha Foerster Schreiber

The direct detection and characterization of planetary and substellar companions at small angular separations is a rapidly advancing field. Dedicated high-contrast imaging instruments deliver unprecedented sensitivity, enabling detailed…

Earth and Planetary Astrophysics · Physics 2019-01-25 Tomas Stolker , Markus J. Bonse , Sascha P. Quanz , Adam Amara , Gabriele Cugno , Alexander J. Bohn , Anna Boehle

We present our image processing system for the reduction of optical imaging data from multi-chip cameras. In the framework of the Garching Bonn Deep Survey (GaBoDS; Schirmer et al. 2003) consisting of about 20 square degrees of high-quality…

We have written an automatic image processing pipeline for the Advanced Camera for Surveys (ACS) Guaranteed Time Observation (GTO) program. The pipeline, known as Apsis, supports the different cameras available on the ACS instrument and is…

Astrophysics · Physics 2007-05-23 J. P. Blakeslee , K. R. Anderson , G. R. Meurer , N. Benitez , D. Magee

We present a reduction pipeline for CCD (charge-coupled device) images which was built to search for variable sources in highly crowded fields like the M31 bulge and to handle extensive databases due to large time series. We describe all…

Astrophysics · Physics 2007-05-23 Claus A. Goessl , Arno Riffeser

Deep-learning techniques have been used widely to alleviate the labour-intensive and time-consuming manual annotation required for pixel-level tissue characterization. Our previous study introduced an efficient single dynamic network -…

Image and Video Processing · Electrical Eng. & Systems 2023-05-25 Haoju Leng , Ruining Deng , Zuhayr Asad , R. Michael Womick , Haichun Yang , Lipeng Wan , Yuankai Huo

Recent advances in computer vision have led to a resurgence of interest in visual data analytics. Researchers are developing systems for effectively and efficiently analyzing visual data at scale. A significant challenge that these systems…

Computer Vision and Pattern Recognition · Computer Science 2020-09-14 Abhijit Suprem , Joy Arulraj , Calton Pu , Joao Ferreira

In this paper we review THELI (Erben & Schrimer, 2005), an image processing pipeline developed to reduce multi-pointing optical images taken by mosaic CCD cameras. This pipeline works on raw images by removing several instrumental…

Instrumentation and Methods for Astrophysics · Physics 2013-09-04 R. Joveini , S. Sotoudeh , A. Roozrokh , M. Taheri

TOU is an extremely high resolution optical spectrograph (R=$100,000$, 380-900~nm), which is designed to detect low mass exoplanets using the radial velocity technique.We describe an IDL-based radial velocity (RV) data reduction pipeline…

Instrumentation and Methods for Astrophysics · Physics 2019-01-16 Bo Ma , Jian Ge

We describe the data processing pipeline developed to reduce the pointing observation data of Lunar-based Ultraviolet Telescope (LUT), which belongs to the Chang'e-3 mission of the Chinese Lunar Exploration Program. The pointing observation…

Instrumentation and Methods for Astrophysics · Physics 2015-08-19 Xian-Min Meng , Li Cao , Yu-Lei Qiu , Chao Wu , Jing Wang , Xu-Hui Han , Jin-Song Deng , Li-Ping Xin , Hong-Bo Cai , Jian-Yan Wei

A huge amount of data has been acquired with the GREGOR Fabry-P\'erot Interferometer (GFPI), large-format facility cameras, and since 2016 with the High-resolution Fast Imager (HiFI). These data are processed in standardized procedures with…

Instrumentation and Methods for Astrophysics · Physics 2017-09-20 C. Kuckein , C. Denker , M. Verma , H. Balthasar , S. J. González Manrique , R. E. Louis , A. Diercke