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Related papers: Pipeline Processing of VLBI Data

200 papers

This paper addresses alternative procedures to the ESO supplied pipeline procedures for the reduction of UVES spectra of two quasar spectra to determine the value of the fundamental constant mu = Mp/Me at early times in the universe. The…

Astrophysics · Physics 2009-11-13 Rodger I. Thompson , Jill Bechtold , John H. Black , C. J. A. P. Martins

We are reporting the updates in version 0.2.0 of the Automated SpectroPhotometric REDuction (ASPIRED) pipeline, designed for common use on different instruments. The default settings support many typical long-slit spectrometer…

Instrumentation and Methods for Astrophysics · Physics 2020-12-08 Marco C Lam , Robert J Smith , Josh Veitch-Michaelis , Iain A Steele , Paul R McWhirter

We describe the new spectroscopic data reduction pipeline for the multi-object MMT/Magellan Infrared Spectrograph. The pipeline is implemented in idl as a stand-alone package and is publicly available in both stable and development…

Instrumentation and Methods for Astrophysics · Physics 2015-06-24 Igor Chilingarian , Yuri Beletsky , Sean Moran , Warren Brown , Brian McLeod , Daniel Fabricant

Pulsar data analysis pipelines have historically been comprised of bespoke software systems, supporting the off-line analysis of data. However modern data acquisition systems are making off-line analyses impractical. They often output…

Instrumentation and Methods for Astrophysics · Physics 2018-10-16 R. J. Lyon , B. W. Stappers , L. Levin , M. B. Mickaliger , A. Scaife

With the growing popularity of Large Reasoning Models and their results in solving mathematical problems, it becomes crucial to measure their capabilities. We introduce a pipeline for both automatic and interactive verification as a more…

Artificial Intelligence · Computer Science 2026-02-25 Varvara Sazonova , Dmitri Shmelkin , Stanislav Kikot , Vasily Motolygin

Extracting information from big data sets, both real and simulated, is a modern hallmark of the physical sciences. In practice, students face barriers to learning ``Big Data'' methods in undergraduate physics and astronomy curricula. As an…

Physics Education · Physics 2025-09-12 Stéphane Delorme , Leon Mach , Hubert Paszkiewicz , Richard Ruiz

The VISIONS public survey provides large-scale, multiepoch imaging of five nearby star-forming regions at subarcsecond resolution in the near-infrared. All data collected within the program and provided by the European Southern Observatory…

Instrumentation and Methods for Astrophysics · Physics 2023-05-17 Stefan Meingast , Hervé Bouy , Verena Fürnkranz , David Hernandez , Alena Rottensteiner , Erik Brändli

Very-long-baseline interferometry (VLBI) is a challenging observational technique, which requires in-depth knowledge about radio telescope instrumentation, interferometry, and the handling of noisy data. The reduction of the raw data is…

Instrumentation and Methods for Astrophysics · Physics 2022-09-14 Michael Janssen , Jack F. Radcliffe , Jan Wagner

The Rubin Observatory's Data Butler is designed to allow data file location and file formats to be abstracted away from the people writing the science pipeline algorithms. The Butler works in conjunction with the workflow graph builder to…

Instrumentation and Methods for Astrophysics · Physics 2022-07-01 Tim Jenness , James F. Bosch , Nate B. Lust , Nathan M. Pease , Michelle Gower , Mikolaj Kowalik , Gregory P. Dubois-Felsmann , Fritz Mueller , Pim Schellart

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

ADARI (Astronomical DAta Reporting Infrastructure) is a system designed for creating graphical reports of astronomical data so that the quality of these products can be assessed. It has been designed from the ground up to be…

Instrumentation and Methods for Astrophysics · Physics 2025-10-02 C. E. García-Dabó , P. Beirao , Z. Kostrzewa , A. Gabasch , B. Wolff , M. White , M. Deshpande , B. Miszalski , P. Corcho-Caballero , C. Onken , A. Heng , M. González

Summary: The development of automated servers to predict the three-dimensional structure of proteins has seen much progress over the years. These servers make modeling simpler, but largely exclude users from the process. We present an…

Biomolecules · Quantitative Biology 2017-02-08 Rowan Hatherley , David K. Brown , Özlem Tastan Bishop

In recent years, a wide variety of automated machine learning (AutoML) methods have been proposed to search and generate end-to-end learning pipelines. While these techniques facilitate the creation of models for real-world applications,…

Human-Computer Interaction · Computer Science 2020-09-07 Jorge Piazentin Ono , Sonia Castelo , Roque Lopez , Enrico Bertini , Juliana Freire , Claudio Silva

Context. The current algorithms used for the calibration and analysis of very long baseline interferometry (VLBI) networks that only use linear polarizers (as is the case of the VLBI Global Observing System, VGOS) do not properly account…

Instrumentation and Methods for Astrophysics · Physics 2024-06-19 V. Pérez-Díez , I. Martí-Vidal , E. Albentosa-Ruiz , J. González-García , F. Jaron , T. Savolainen , M. H. Xu , R. Bachiller

Since October 1, 2006, spectroscopic data from the two FORS instruments have been reduced with a new pipeline, which is based on a bottom-up calibration approach. I give a short description of the pipeline and discuss first experiences with…

Astrophysics · Physics 2015-05-13 S. Moehler

Bayesian optimization is efficient even with a small amount of data and is used in engineering and in science, including biology and chemistry. In Bayesian optimization, a parameterized model with an uncertainty is fitted to explain the…

Machine Learning · Computer Science 2024-12-06 Yujin Taguchi , Yusuke Shibuya , Yusuke Hiki , Takashi Morikura , Takahiro G. Yamada , Akira Funahashi

Performance of the Level-2 pipeline, which translates the UVIT data created by the ISRO's ground segment processing systems (Level-1) into astronomer ready scientific data products, is described. This pipeline has evolved significantly from…

Instrumentation and Methods for Astrophysics · Physics 2021-06-09 S. K. Ghosh , S. N. Tandon , P. Joseph , A. Devaraj , D. S. Shelat , C. S. Stalin

Recent advancements in software and hardware technologies have enabled the use of AI/ML models in everyday applications has significantly improved the quality of service rendered. However, for a given application, finding the right AI/ML…

Machine Learning · Computer Science 2023-04-19 Haoxiang Zhang , Juliana Freire , Yash Garg

Youpi stands for "YOUpi is your processing PIpeline". It is a portable, easy to use web application providing high level functionalities to perform data reduction on scientific FITS images. It is built on top of open source processing tools…

Distributed, Parallel, and Cluster Computing · Computer Science 2010-06-08 M. Monnerville , G. Sémah

We present a simulation experiment of a pipeline based on machine learning algorithms for neutral hydrogen (HI) intensity mapping (IM) surveys with different telescopes. The simulation is conducted on HI signals, foreground emission,…

Instrumentation and Methods for Astrophysics · Physics 2022-09-14 Lin-Cheng Li , Yuan-Gen Wang