English
Related papers

Related papers: CASA on the fringe: VLBI data processing in the CA…

200 papers

Radio observations using the Very Long Baseline Interferometry (VLBI) technique typically have fields of view of only a few arcseconds, due to the computational problems inherent in imaging larger fields. Furthermore, sensitivity…

Instrumentation and Methods for Astrophysics · Physics 2012-07-06 E. Middelberg , A. T. Deller , W. F. Brisken , J. S. Morgan , R. P. Norris

Better understanding and modelling of building interiors and the emergence of more impressive AR/VR technology has brought up the need for automatic parsing of floorplan images. However, there is a clear lack of representative datasets to…

Computer Vision and Pattern Recognition · Computer Science 2019-04-04 Ahti Kalervo , Juha Ylioinas , Markus Häikiö , Antti Karhu , Juho Kannala

The VVC codec is applied to the task of multispectral image (MSI) compression using adaptive and scalable coding structures. In a 'plain' VVC approach, concepts from picture-to-picture temporal prediction are employed for decorrelation…

Image and Video Processing · Electrical Eng. & Systems 2023-01-11 Philipp Seltsam , Priyanka Das , Mathias Wien

The data produced by the future space-based millihertz gravitational-wave detector LISA will require nontrivial pre-processing, which might affect the science results. It is crucial to demonstrate the feasibility of such processing…

Instrumentation and Methods for Astrophysics · Physics 2023-05-22 Jean-Baptiste Bayle , Olaf Hartwig , Marc Lilley , Aurélien Hees , Christian Chapman-Bird , Graham Woan , Peter Wolf

Basic Linear Algebra Subprograms (BLAS) is a core library in scientific computing and machine learning. This paper presents FT-BLAS, a new implementation of BLAS routines that not only tolerates soft errors on the fly, but also provides…

Distributed, Parallel, and Cluster Computing · Computer Science 2021-04-09 Yujia Zhai , Elisabeth Giem , Quan Fan , Kai Zhao , Jinyang Liu , Zizhong Chen

Graph processing has become an important part of various areas, such as machine learning, computational sciences, medical applications, social network analysis, and many others. Various graphs, for example web or social networks, may…

Distributed, Parallel, and Cluster Computing · Computer Science 2019-04-30 Maciej Besta , Dimitri Stanojevic , Johannes De Fine Licht , Tal Ben-Nun , Torsten Hoefler

Very Long Baseline Interferometry (VLBI) combines the signals of telescopes distributed across thousands of kilometres to provide some of the highest angular resolution images of astrophysical phenomena. Due to computational expense,…

Instrumentation and Methods for Astrophysics · Physics 2025-04-30 Jack F. Radcliffe , J. P. McKean , C. Herbé-George , L. Coetzer , T. Matsepane

At the beginning of the COVID-19 pandemic, HealthLink BC (HLBC) rapidly integrated physicians into the triage process of their virtual healthcare service to improve patient outcomes and satisfaction with this service and preserve health…

Human-Computer Interaction · Computer Science 2025-11-10 Jürgen Bernard , Mara Solen , Helen Novak Lauscher , Kurtis Stewart , Kendall Ho , Tamara Munzner

It has been widely acknowledged that Very Long Baseline Interferometry (VLBI) in the submillimeter wavelengths can make imaging observations of super massive black holes possible. The Sub-Millimeter Array (SMA) along with the James Clerk…

Instrumentation and Methods for Astrophysics · Physics 2012-10-23 Vinayak Nagpal

Imaging and Image sensors is a field that is continuously evolving. There are new products coming into the market every day. Some of these have very severe Size, Weight and Power constraints whereas other devices have to handle very high…

Hardware Architecture · Computer Science 2014-11-17 Nihar Athreyas , Zhiguo Lai , Jai Gupta , Dev Gupta

The increasing popularity of portable ECG systems and the growing demand for privacy-compliant, energy-efficient real-time analysis require new approaches to signal processing at the point of data acquisition. In this context, the edge…

Machine Learning · Computer Science 2025-10-15 Jasmin Freudenberg , Kai Hahn , Christian Weber , Madjid Fathi

Asynchronous tasks, when created with over-decomposition, enable automatic computation-communication overlap which can substantially improve performance and scalability. This is not only applicable to traditional CPU-based systems, but also…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-03-23 Jaemin Choi , David F. Richards , Laxmikant V. Kale

Laser scanning (also known as Light Detection And Ranging) has been widely applied in various application. As part of that, aerial laser scanning (ALS) has been used to collect topographic data points for a large area, which triggers to…

Distributed, Parallel, and Cluster Computing · Computer Science 2017-04-13 V-H Cao , K-X Chu , Nhien-An Le-Khac , M-T Kechadi , Debra F. Laefer , Linh Truong-Hong

In this paper we discuss the characteristics and operation of Astro Space Center (ASC) software FX correlator that is an important component of space-ground interferometer for Radioastron project. This project performs joint observations of…

Instrumentation and Methods for Astrophysics · Physics 2017-08-16 S. F. Likhachev , V. I. Kostenko , I. A. Girin , A. S. Andrianov , V. E. Zharov , A. G. Rudnitskiy

The upgraded LHCb detector, due to start datataking in 2022, will have to process an average data rate of 4~TB/s in real time. Because LHCb's physics objectives require that the full detector information for every LHC bunch crossing is read…

Floating-point accuracy is an important concern when developing numerical simulations or other compute-intensive codes. Tracking the introduction of numerical regression is often delayed until it provokes unexpected bug for the end-user. In…

Software Engineering · Computer Science 2024-07-12 Aurélien Delval , François Coppens , Eric Petit , Roman Iakymchuk , Pablo de Oliveira Castro

Every segmentation algorithm has parameters that need to be adjusted in order to achieve good results. Evolving fuzzy systems for adjustment of segmentation parameters have been proposed recently (Evolving fuzzy image segmentation -- EFIS…

Computer Vision and Pattern Recognition · Computer Science 2016-11-17 A. Othman , H. R. Tizhoosh , F. Khalvati

The calibration of Cosmic Origins Spectrograph (COS) data is performed by the data processing pipeline known as CalCOS. CalCOS utilizes several reference files that store information required for data processing (e.g., dispersion…

This work details a hardware-assisted approach for information flow tracking implemented on reconfigurable chips. Current solutions are either time-consuming or hardly portable (modifications of both sofware/hardware layers). This work…

Cryptography and Security · Computer Science 2018-11-15 Muhammad Abdul Wahab , Pascal Cotret , Mounir Nasr Allah , Guillaume Hiet , Vianney Lapotre , Guy Gogniat

When designing modern embedded computing systems, most software programmers choose to use multicore processors, possibly in combination with general-purpose graphics processing units (GPGPUs) and/or hardware accelerators. They also often…

Hardware Architecture · Computer Science 2015-08-31 Lesley Shannon , Eric Matthews , Nicholas Doyle , Alexandra Fedorova