Search Results - "Majumdar, Suman"

A fast estimator for the bispectrum and beyond – a practical method for measuring non-Gaussianity in 21-cm maps by Watkinson, Catherine A., Majumdar, Suman, Pritchard, Jonathan R., Mondal, Rajesh

“…Abstract In this paper, we establish the accuracy and robustness of a fast estimator for the bispectrum – the ‘FFT-bispectrum estimator’. The implementation of…”
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Statistics of the epoch of reionization 21-cm signal – I. Power spectrum error-covariance by Mondal, Rajesh, Bharadwaj, Somnath, Majumdar, Suman

“…The non-Gaussian nature of the epoch of reionization (EoR) 21-cm signal has a significant impact on the error variance of its power spectrum P(k). We have used…”
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Quantifying the non-Gaussianity in the EoR 21-cm signal through bispectrum by Majumdar, Suman, Pritchard, Jonathan R, Mondal, Rajesh, Watkinson, Catherine A, Bharadwaj, Somnath, Mellema, Garrelt

“…Abstract The epoch of reionization (EoR) 21-cm signal is expected to be highly non-Gaussian in nature and this non-Gaussianity is also expected to evolve with…”
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The Epoch of Reionization 21-cm bispectrum: the impact of light-cone effects and detectability by Mondal, Rajesh, Mellema, Garrelt, Shaw, Abinash Kumar, Kamran, Mohd, Majumdar, Suman

“…ABSTRACT We study the spherically averaged bispectrum of the 21-cm signal from the Epoch of Reionization (EoR). This metric provides a quantitative measurement…”
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Redshifted 21-cm bispectrum – I. Impact of the redshift space distortions on the signal from the Epoch of Reionization by Majumdar, Suman, Kamran, Mohd, Pritchard, Jonathan R, Mondal, Rajesh, Mazumdar, Arindam, Bharadwaj, Somnath, Mellema, Garrelt

“…ABSTRACT The bispectrum can quantify the non-Gussianity present in the redshifted 21-cm signal produced by the neutral hydrogen ($\rm {H \small {I}}$) during…”
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Extracting the 21-cm power spectrum and the reionization parameters from mock data sets using artificial neural networks by Choudhury, Madhurima, Datta, Abhirup, Majumdar, Suman

“…ABSTRACT Detection of the H i  21-cm power spectrum is one of the key science drivers of several ongoing and upcoming low-frequency radio interferometers…”
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Impact of Victoria’s Stage 3 lockdown on COVID‐19 case numbers by Saul, Allan, Scott, Nick, Crabb, Brendan S, Majumdar, Suman S, Coghlan, Benjamin, Hellard, Margaret E

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Redshifted 21-cm bispectrum – II. Impact of the spin temperature fluctuations and redshift space distortions on the signal from the Cosmic Dawn by Kamran, Mohd, Ghara, Raghunath, Majumdar, Suman, Mondal, Rajesh, Mellema, Garrelt, Bharadwaj, Somnath, Pritchard, Jonathan R, Iliev, Ilian T

“…ABSTRACT We present a study of the 21-cm signal bispectrum (which quantifies the non-Gaussianity in the signal) from the Cosmic Dawn (CD). For our analysis, we…”
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Extending 'Contact Tracing' into the Community within a 50-Metre Radius of an Index Tuberculosis Patient Using Xpert MTB/RIF in Urban, Pakistan: Did It Increase Case Detection? by Fatima, Razia, Qadeer, Ejaz, Yaqoob, Aashifa, Haq, Mahboob Ul, Majumdar, Suman S, Shewade, Hemant D, Stevens, Robert, Creswell, Jacob, Mahmood, Nasir, Kumar, Ajay M V

“…Currently, only 62% of incident tuberculosis (TB) cases are reported to the national programme in Pakistan. Several innovative interventions are being…”
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Are death and loss to follow-up still high in people living with HIV on ART after national scale-up and earlier treatment initiation? A large cohort study in government hospital-based setting, Myanmar: 2013-2016 by Aung, Zaw Zaw, Oo, Myo Minn, Tripathy, Jaya Prasad, Kyaw, Nang Thu Thu, Hone, San, Oo, Htun Nyunt, Majumdar, Suman S

“…Myanmar National AIDS Program has had significant scale-up of services and changes in CD4 eligibility criterion for ART initiation from 2013 to 2016. This…”
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The relative effectiveness of three and four doses of COVID-19 vaccine in Victoria, Australia: A data linkage study by Canevari, Jose T, Cheng, Allen C, Wu, Logan, Rowe, Stacey L, Wollersheim, Dennis E, West, Daniel, Majumdar, Suman S, Sullivan, Sheena G

“…The Coronavirus Disease 2019 (COVID-19) pandemic led to extensive vaccination campaigns worldwide, including in Australia. Immunity waning and the emergence of…”
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Living evidence syntheses: the emerging opportunity to increase evidence‐informed health policy in Australia by Chakraborty, Samantha P, Collie, Alex, Hodder, Rebecca, Majumdar, Suman S, Sutherland, Kim, Towler, Bernie, Vogel, Joshua, Wilson, Andrew, Wolfenden, Luke, Green, Sally, Turner, Tari

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The wedge bias in reionization 21-cm power spectrum measurements by Jensen, Hannes, Majumdar, Suman, Mellema, Garrelt, Lidz, Adam, Iliev, Ilian T., Dixon, Keri L.

“…A proposed method for dealing with foreground emission in upcoming 21-cm observations from the epoch of reionization is to limit observations to an…”
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The Spectrum of Chromobacterium violaceum Infections from a Single Geographic Location by Lin, Yi dan, Majumdar, Suman S, Hennessy, Jann, Baird, Robert W

“…Chromobacterium violaceum is a bacterium associated with soil and water exposure in tropical regions and causes rare and serious clinical infections that are…”
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Detecting Mycobacterium tuberculosis Infection in Children Migrating to Australia by Laemmle-Ruff, Ingrid, Graham, Stephen M, Williams, Bridget, Horyniak, Danielle, Majumdar, Suman S, Paxton, Georgia A, Soares Caplice, Lila V, Hellard, Margaret E, Trauer, James M

“…In 2015, Australia updated premigration screening for tuberculosis (TB) disease in children 2-10 years of age to include testing for infection with…”
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Recovering the H ii region size statistics from 21-cm tomography by Kakiichi, Koki, Majumdar, Suman, Mellema, Garrelt, Ciardi, Benedetta, Dixon, Keri L., Iliev, Ilian T., Jelić, Vibor, Koopmans, Léon V. E., Zaroubi, Saleem, Busch, Philipp

“…We introduce a novel technique, called 'granulometry', to characterize and recover the mean size and the size distribution of HII regions from 21-cm…”
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Evolution and spread of a highly drug resistant strain of Mycobacterium tuberculosis in Papua New Guinea by Bainomugisa, Arnold, Lavu, Evelyn, Pandey, Sushil, Majumdar, Suman, Banamu, Jennifer, Coulter, Chris, Marais, Ben, Coin, Lachlan, Graham, Stephen M, du Cros, Philipp

“…Molecular mechanisms determining the transmission and prevalence of drug resistant tuberculosis (DR-TB) in Papua New Guinea (PNG) are poorly understood. We…”
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Using contingent valuation to estimate the willingness of tourists to pay for urban forests: A study in Savannah, Georgia by Majumdar, Suman, Deng, Jinyang, Zhang, Yaoqi, Pierskalla, Chad

“…This study estimated the monetary value of urban forests’ non-priced benefits to tourists. Data collected by a face-to-face self-administered survey of urban…”
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Scaling up tuberculosis preventive therapy for contacts in high transmission settings by Majumdar, Suman S, Triasih, Rina, Graham, Stephen M

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Exploring Tuberculosis Riskscapes in a Papua New Guinean ‘Hotspot’ by Jops, Paula, Kupul, Martha, Trumb, Richard Nake, Cowan, John, Graham, Stephen M., Bell, Stephen, Majumdar, Suman, Nindil, Herolyn, Pomat, William, Marais, Ben, Marks, Guy, Vallely, Andrew J., Kaldor, John, Kelly-Hanku, Angela

“…This article explores socio-spatial dimensions of risk and how they can enhance understanding of a high burden tuberculosis (TB) context in the South Fly…”
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