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Related papers: A flexible format for exchanging pulsar data

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This paper presents a practical approach to digital pulse processing, emphasizing simplicity and efficiency. We advocate for a balanced software design, flat data structures, the use of the ROOT C++ interpreter, and a combination of…

Instrumentation and Detectors · Physics 2025-07-16 Jing Liu

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

DSPSR is a high-performance, open-source, object-oriented, digital signal processing software library and application suite for use in radio pulsar astronomy. Written primarily in C++, the library implements an extensive range of modular…

Instrumentation and Methods for Astrophysics · Physics 2015-05-19 W. van Straten , M. Bailes

Pulsar polarization profiles are very basic database for understanding the emission processes in pulsar magnetosphere. After careful polarization calibration of the 19-beam L-band receiver and verification of beam-offset observation…

High Energy Astrophysical Phenomena · Physics 2023-07-21 P. F. Wang , J. L. Han , J. Xu , C. Wang , Y. Yan , W. C. Jing , W. Q. Su , D. J. Zhou , T. Wang

A new Bayesian method for the analysis of folded pulsar timing data is presented that allows for the simultaneous evaluation of evolution in the pulse profile in either frequency or time, along with the timing model and additional…

Instrumentation and Methods for Astrophysics · Physics 2015-01-09 L Lentati , P. Alexander , M. P. Hobson

Nowadays medium-large size astronomical projects have to face the management of a large amount of information and data. Dedicated data centres manage the collection of raw and processed data and consequently make them accessible, typically…

Astrophysics · Physics 2007-05-23 Luciano Nicastro , Giorgio Calderone

We introduce the Polynomial Observable Prediction Exchange Format, POPxf, a structured, machine-readable data format for the publication and exchange of semi-analytical theoretical predictions in high energy physics. The format is designed…

Pulsars are remarkably precise "celestial clocks" that can be used to explore many different aspects of physics and astrophysics. In this article I give a brief summary of pulsar properties and describe some of the applications of pulsar…

High Energy Astrophysical Phenomena · Physics 2018-01-16 R N Manchester

A pulse shape analysis framework is described, which was developed for n_TOF-Phase3, the third phase in the operation of the n_TOF facility at CERN. The most notable feature of this new framework is the adoption of generic pulse shape…

The goal of the present chapter is to explore the possibility of providing the research (but also the industrial) community that commonly uses spoken corpora with a stable portfolio of well-documented standardised formats that allow a high…

Computation and Language · Computer Science 2012-03-06 Laurent Romary , Andreas Witt

Digital sensors are increasingly being used to monitor the change over time of physiological processes in biological health and disease, often using wearable devices. This generates very large amounts of digital sensor data, for which, a…

The Hipparcos Transit Data are a collection of partially reduced, fully calibrated observations of (mostly) double and multiple stars obtained with the ESA Hipparcos astrometry satellite. The data are publicly available, as part of the…

Astrophysics · Physics 2009-10-31 C. F. Quist , L. Lindegren

It is now known that the emission from radio pulsars can vary over a wide range of timescales, from fractions of seconds to decades. However, it is not yet known if long- and short-term emission variability are caused by the same physical…

High Energy Astrophysical Phenomena · Physics 2019-08-28 Paul Brook , Aris Karastergiou , Simon Johnston

Pulsars are potentially the most remarkable physical laboratories we will ever use. Although in many senses they are extremely clean systems there are a large number of instabilities and variabilities seen in the emission and rotation of…

Solar and Stellar Astrophysics · Physics 2015-06-11 E. F. Keane

Single pulses preserve information about the pulsar radio emission and propagation in the pulsar magnetosphere, and understanding the behaviour of their variability is essential for estimating the fundamental limit on the achievable pulsar…

High Energy Astrophysical Phenomena · Physics 2016-09-21 K. Liu , C. G. Bassa , G. H. Janssen , R. Karuppusamy , J. McKee , M. Kramer , K. J. Lee , D. Perrodin , M. Purver , S. Sanidas , R. Smits , B. W. Stappers , P. Weltevrede , W. W. Zhu

Data is a precious resource in today's society, and is generated at an unprecedented and constantly growing pace. The need to store, analyze, and make data promptly available to a multitude of users introduces formidable challenges in…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-06-08 Alessandro Margara , Gianpaolo Cugola , Nicolò Felicioni , Stefano Cilloni

Approximate analytical formulae are derived for the pulse profile produced by small hot spots on a rapidly rotating neutron star. Its Fourier amplitudes and phases are calculated. The proposed formalism takes into account gravitational…

Astrophysics · Physics 2008-11-26 Juri Poutanen , Andrei M. Beloborodov

We have collected pulsar flux density observations and compiled spectra of 281 objects. The database of Lorimer et al. (\cite{lorimer}) has been extended to frequencies higher than 1.4 GHz and lower than 300 MHz. Our results show that above…

Astrophysics · Physics 2009-10-31 Olaf Maron , Jaroslaw Kijak , Michael Kramer , Richard Wielebinski