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Related papers: Citizen COmputing for Pulsar Searches: CICLOPS

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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

Relativistic binary pulsars orbiting white dwarfs and neutron stars have already provided excellent tests of gravity. However, despite observational efforts, a pulsar orbiting a black hole has remained elusive. One possible explanation is…

Instrumentation and Methods for Astrophysics · Physics 2022-01-05 Vishnu Balakrishnan , David Champion , Ewan Barr , Michael Kramer , V. Venkatraman Krishnan , Ralph P. Eatough , Rahul Sengar , Matthew Bailes

The Pulsar Search Collaboratory (PSC) engages high school students and teachers in analyzing real data from the Robert C. Byrd Green Bank Telescope for the purpose of discovering exotic stars called pulsars. These cosmic clocks can be used…

Instrumentation and Methods for Astrophysics · Physics 2019-03-27 Kathryn Williamson , Maura McLaughlin , Sue Ann Heatherly , John Stewart , Duncan Lorimer , Harsha Blumer , Cabot Zabriskie , Ryan Lynch

Modern radio pulsar surveys produce a large volume of prospective candidates, the majority of which are polluted by human-created radio frequency interference or other forms of noise. Typically, large numbers of candidates need to be…

Searches for millisecond pulsars (which we here loosely define as those with periods $<$ 20 ms) in the Galactic field have undergone a renaissance in the past five years. New or recently refurbished radio telescopes utilizing cooled…

Astrophysics of Galaxies · Physics 2015-06-16 K. Stovall , D. R. Lorimer , R. S Lynch

Particle filtering is a popular method for inferring latent states in stochastic dynamical systems, whose theoretical properties have been well studied in machine learning and statistics communities. In many control problems, e.g.,…

Machine Learning · Computer Science 2021-07-12 Simon S. Du , Wei Hu , Zhiyuan Li , Ruoqi Shen , Zhao Song , Jiajun Wu

The Square Kilometre Array will be an amazing instrument for pulsar astronomy. While the full SKA will be sensitive enough to detect all pulsars in the Galaxy visible from Earth, already with SKA1, pulsar searches will discover enough…

The Parkes Multibeam (PM) survey has found nearly 50% of the >1400 known pulsars and detected 20% of the pulsars in binary systems (75% within the survey area), few of these are millisecond pulsars with orbits of less than one day. It is…

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 timing is a powerful tool that, by accounting for every rotation of a pulsar, precisely measures the spin frequency, spin frequency derivatives, astrometric position, binary parameters when applicable, properties of the ISM, and…

High Energy Astrophysical Phenomena · Physics 2024-04-05 Jackson Taylor , Scott Ransom , Prajwal V. Padmanabh

Searching for radio pulsars typically requires a bespoke software pipeline to efficiently make new discoveries. In this paper we describe the search process, provide a tool for installing pulsar software, and give an example of a pulsar…

Instrumentation and Methods for Astrophysics · Physics 2012-06-05 M. J. Keith

In non-linear systems, where explicit analytic solutions usually can't be found, visualisation is a powerful approach which can give insights into the dynamical behaviour of models; it is also crucial for teaching this area of mathematics.…

Mathematical Software · Computer Science 2016-01-20 Robert Merrison-Hort

Particle Swarm Optimisation (PSO) makes use of a dynamical system for solving a search task. Instead of adding search biases in order to improve performance in certain problems, we aim to remove algorithm-induced scales by controlling the…

Neural and Evolutionary Computing · Computer Science 2014-02-28 Adam Erskine , J Michael Herrmann

partycls is a Python framework for cluster analysis of systems of interacting particles. By grouping particles that share similar structural or dynamical properties, partycls enables rapid and unsupervised exploration of the system's…

Computational Physics · Physics 2021-11-22 Joris Paret , Daniele Coslovich

We present the progress of work to streamline and simplify the process of exoplanet observation by citizen scientists. International collaborations such as ExoClock and Exoplanet Watch enable citizen scientists to use small telescopes to…

Instrumentation and Methods for Astrophysics · Physics 2026-01-21 Oisín Creaner , Anna Preis , Cormac Ryan , Nika Gorchakova

The phenomenal rotational stability of millisecond pulsars allows them to be used as precise celestial clocks. An array of these pulsars can be exploited to search for correlated perturbations in their pulse times of arrival due to…

Instrumentation and Methods for Astrophysics · Physics 2014-10-15 M. A. McLaughlin

Quantum robots are described as mobile quantum computers and ancillary systems that move in and interact with arbitrary environments. Their dynamics is given as tasks which consist of sequences of alternating computation and action phases.…

Quantum Physics · Physics 2007-05-23 Paul Benioff

Constraint-based clustering algorithms exploit background knowledge to construct clusterings that are aligned with the interests of a particular user. This background knowledge is often obtained by allowing the clustering system to pose…

Machine Learning · Computer Science 2018-03-30 Toon Van Craenendonck , Sebastijan Dumančić , Elia Van Wolputte , Hendrik Blockeel

The increase of existing computational capabilities has made simulation emerge as a third discipline of Science, lying midway between experimental and purely theoretical branches [1, 2]. Simulation enables the evaluation of quantities which…

Computational Physics · Physics 2015-06-05 Pablo García-Risueño , Pablo E. Ibáñez

Globular clusters are highly efficient radio pulsar factories. These pulsars can be used as precision probes of the clusters' structure, gas content, magnetic field, and formation history; some of them are also highly interesting in their…

High Energy Astrophysical Phenomena · Physics 2015-01-05 J. W. T. Hessels , A. Possenti , M. Bailes , C. G. Bassa , P. C. C. Freire , D. R. Lorimer , R. Lynch , S. M. Ransom , I. H. Stairs