Search Results - "Venkatraman, V"

Classification of focal and non focal EEG using entropies by N., Arunkumar, K., Ramkumar, V., Venkatraman, Abdulhay, Enas, Lawrence Fernandes, Steven, Kadry, Seifedine, Segal, Sophia

“…•Entropy based features and non linear features are used for classification.•NNGE Classifier with optimized features enhances sensitivity.•The computation time…”
Get full text

The SUrvey for Pulsars and Extragalactic Radio Bursts – I. Survey description and overview by Keane, E. F., Barr, E.D., Jameson, A., Morello, V., Caleb, M., Bhandari, S., Petroff, E., Possenti, A., Burgay, M., Tiburzi, C., Bailes, M., Bhat, N. D. R., Burke-Spolaor, S., Eatough, R.P., Flynn, C., Jankowski, F., Johnston, S., Kramer, M., Levin, L., Ng, C., van Straten, W., Krishnan, V. Venkatraman

“…Abstract We describe the Survey for Pulsars and Extragalactic Radio Bursts (SUPERB), an ongoing pulsar and fast transient survey using the Parkes radio…”
Get full text

The first interferometric detections of fast radio bursts by Caleb, M., Flynn, C., Bailes, M., Barr, E. D., Bateman, T., Bhandari, S., Campbell-Wilson, D., Farah, W., Green, A. J., Hunstead, R. W., Jameson, A., Jankowski, F., Keane, E. F., Parthasarathy, A., Ravi, V., Rosado, P. A., van Straten, W., Venkatraman Krishnan, V.

“…Abstract We present the first interferometric detections of fast radio bursts (FRBs), an enigmatic new class of astrophysical transient. In a 180-d survey of…”
Get full text

Computer Aided Solution for Automatic Segmenting and Measurements of Blood Leucocytes Using Static Microscope Images by Abdulhay, Enas, Mohammed, Mazin Abed, Ibrahim, Dheyaa Ahmed, Arunkumar, N., Venkatraman, V.

“…Blood leucocytes segmentation in medical images is viewed as difficult process due to the variability of blood cells concerning their shape and size and the…”
Get full text

The SUrvey for Pulsars and Extragalactic Radio Bursts – III. Polarization properties of FRBs 160102 and 151230 by Caleb, M, Keane, E F, van Straten, W, Kramer, M, Macquart, J P, Bailes, M, Barr, E D, Bhat, N D R, Bhandari, S, Burgay, M, Farah, W, Jameson, A, Jankowski, F, Johnston, S, Petroff, E, Possenti, A, Stappers, B W, Tiburzi, C, Venkatraman Krishnan, V

“…Abstract We report on the polarization properties of two fast radio bursts (FRBs): 151230 and 160102 discovered in the SUrvey for Pulsars and Extragalactic…”
Get full text

Coherent search for binary pulsars across all Five Keplerian parameters in radio observations using the template-bank algorithm by Balakrishnan, Vishnu, Champion, David, Barr, Ewan, Kramer, Michael, Venkatraman Krishnan, V, Eatough, Ralph P, Sengar, Rahul, Bailes, Matthew

“…ABSTRACT Relativistic binary pulsars orbiting white dwarfs and neutron stars have already provided excellent tests of gravity. However, despite observational…”
Get full text

The MeerKAT Pulsar Timing Array: first data release by Miles, M T, Shannon, R M, Bailes, M, Reardon, D J, Keith, M J, Cameron, A D, Parthasarathy, A, Shamohammadi, M, Spiewak, R, van Straten, W, Buchner, S, Camilo, F, Geyer, M, Karastergiou, A, Kramer, M, Serylak, M, Theureau, G, Venkatraman Krishnan, V

“…ABSTRACT We present the first 2.5 yr of data from the MeerKAT Pulsar Timing Array (MPTA), part of MeerTime, a MeerKAT Large Survey Project. The MPTA aims to…”
Get full text

The UTMOST pulsar timing programme – II. Timing noise across the pulsar population by Lower, M E, Bailes, M, Shannon, R M, Johnston, S, Flynn, C, Osłowski, S, Gupta, V, Farah, W, Bateman, T, Green, A J, Hunstead, R, Jameson, A, Jankowski, F, Parthasarathy, A, Price, D C, Sutherland, A, Temby, D, Venkatraman Krishnan, V

“…ABSTRACT While pulsars possess exceptional rotational stability, large-scale timing studies have revealed at least two distinct types of irregularities in…”
Get full text

MeerKAT observations of pair-plasma induced birefringence in the double pulsar eclipses by Lower, M E, Kramer, M, Johnston, S, Breton, R P, Wex, N, Bailes, M, Buchner, S, Camilo, F, Oswald, L S, Reardon, D J, Shannon, R M, Serylak, M, Krishnan, V Venkatraman

“…ABSTRACT PSR J0737−3039A/B is unique among double neutron star systems. Its near-perfect edge-on orbit causes the fast spinning pulsar A to be eclipsed by the…”
Get full text

HexServer: an FFT-based protein docking server powered by graphics processors by Macindoe, Gary, Mavridis, Lazaros, Venkatraman, Vishwesh, Devignes, Marie-Dominique, Ritchie, David W

“…HexServer (http://hexserver.loria.fr/) is the first Fourier transform (FFT)-based protein docking server to be powered by graphics processors. Using two…”
Get full text

Eight new millisecond pulsars from the first MeerKAT globular cluster census by Ridolfi, A, Gautam, T, Freire, P C C, Ransom, S M, Buchner, S J, Possenti, A, Venkatraman Krishnan, V, Bailes, M, Kramer, M, Stappers, B W, Abbate, F, Barr, E D, Burgay, M, Camilo, F, Corongiu, A, Jameson, A, Padmanabh, P V, Vleeschower, L, Champion, D J, Chen, W, Geyer, M, Karastergiou, A, Karuppusamy, R, Parthasarathy, A, Reardon, D J, Serylak, M, Shannon, R M, Spiewak, R

“…ABSTRACT We have used the central 44 antennas of the new 64-dish MeerKAT radio telescope array to conduct a deep search for new pulsars in the core of nine…”
Get full text

Modelling annual and orbital variations in the scintillation of the relativistic binary PSR J1141−6545 by Reardon, D J, Coles, W A, Hobbs, G, Ord, S, Kerr, M, Bailes, M, Bhat, N D R, Venkatraman Krishnan, V

“…ABSTRACT We have observed the relativistic binary pulsar PSR J1141−6545 over a period of ∼6 yr using the Parkes 64 m radio telescope, with a focus on modelling…”
Get full text

The UTMOST pulsar timing programme I: Overview and first results by Jankowski, F, Bailes, M, van Straten, W, Keane, E F, Flynn, C, Barr, E D, Bateman, T, Bhandari, S, Caleb, M, Campbell-Wilson, D, Farah, W, Green, A J, Hunstead, R W, Jameson, A, Osłowski, S, Parthasarathy, A, Rosado, P A, Venkatraman Krishnan, V

“…Abstract We present an overview and the first results from a large-scale pulsar timing programme that is part of the UTMOST project at the refurbished Molonglo…”
Get full text

The Thousand-Pulsar-Array programme on MeerKAT – V. Scattering analysis of single-component pulsars by Oswald, L S, Karastergiou, A, Posselt, B, Johnston, S, Bailes, M, Buchner, S, Geyer, M, Keith, M J, Kramer, M, Parthasarathy, A, Reardon, D J, Serylak, M, Shannon, R M, Spiewak, R, van Straten, W, Venkatraman Krishnan, V

“…ABSTRACT We have measured the scattering time-scale, τ, and the scattering spectral index, α, for 84 single-component pulsars. Observations were carried out…”
Get full text

The TRAPUM L-band survey for pulsars in Fermi-LAT gamma-ray sources by Clark, C J, Breton, R P, Barr, E D, Burgay, M, Thongmeearkom, T, Nieder, L, Buchner, S, Stappers, B, Kramer, M, Becker, W, Mayer, M, Phosrisom, A, Ashok, A, Bezuidenhout, M C, Calore, F, Cognard, I, Freire, P C C, Geyer, M, Grießmeier, J-M, Karuppusamy, R, Levin, L, Padmanabh, P V, Possenti, A, Ransom, S, Serylak, M, Venkatraman Krishnan, V, Vleeschower, L, Behrend, J, Champion, D J, Chen, W, Horn, D, Keane, E F, Künkel, L, Men, Y, Ridolfi, A, Dhillon, V S, Marsh, T R, Papa, M A

“…ABSTRACT More than 100 millisecond pulsars (MSPs) have been discovered in radio observations of gamma-ray sources detected by the Fermi Large Area Telescope…”
Get full text

The Thousand-Pulsar-Array programme on MeerKAT – VI. Pulse widths of a large and diverse sample of radio pulsars by Posselt, B, Karastergiou, A, Johnston, S, Parthasarathy, A, Keith, M J, Oswald, L S, Song, X, Weltevrede, P, Barr, E D, Buchner, S, Geyer, M, Kramer, M, Reardon, D J, Serylak, M, Shannon, R M, Spiewak, R, Venkatraman Krishnan, V

“…ABSTRACT We present pulse width measurements for a sample of radio pulsars observed with the MeerKAT telescope as part of the Thousand-Pulsar-Array (TPA)…”
Get full text

Lense-Thirring frame dragging induced by a fast-rotating white dwarf in a binary pulsar system by Krishnan, V Venkatraman, Bailes, M, van Straten, W, Wex, N, Freire, P C C, Keane, E F, Tauris, T M, Rosado, P A, Bhat, N D R, Flynn, C, Jameson, A, Osłowski, S

“…Radio pulsars in short-period eccentric binary orbits can be used to study both gravitational dynamics and binary evolution. The binary system containing PSR…”
Get full text

The Thousand Pulsar Array program on MeerKAT – IX. The time-averaged properties of the observed pulsar population by Posselt, B, Karastergiou, A, Johnston, S, Parthasarathy, A, Oswald, L S, Main, R A, Basu, A, Keith, M J, Song, X, Weltevrede, P, Tiburzi, C, Bailes, M, Buchner, S, Geyer, M, Kramer, M, Spiewak, R, Krishnan, V Venkatraman

“…ABSTRACT We present the largest single survey to date of average profiles of radio pulsars, observed and processed using the same telescope and data reduction…”
Get full text

The TRAPUM large magellanic cloud pulsar survey with MeerKAT I: survey set-up and first seven pulsar discoveries by Prayag, V, Levin, L, Geyer, M, Stappers, B W, Carli, E, Barr, E D, Breton, R P, Buchner, S, Burgay, M, Kramer, M, Possenti, A, Krishnan, V Venkatraman, Venter, C, Behrend, J, Chen, W, Horn, D M, Padmanabh, P V, Ridolfi, A

“…ABSTRACT The Large Magellanic Cloud (LMC) presents a unique environment for pulsar population studies due to its distinct star formation characteristics and…”
Get full text

Estimating fast transient detection pipeline efficiencies at UTMOST via real-time injection of mock FRBs by Gupta, V, Flynn, C, Farah, W, Jameson, A, Venkatraman Krishnan, V, Bailes, M, Bateman, T, Deller, A T, Mandlik, A, Sutherland, A

“…ABSTRACT Dedicated surveys using different detection pipelines are being carried out at multiple observatories to find more fast radio bursts (FRBs)…”
Get full text