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Monthly Notices of the Royal Astronomical Society, ISSN 0035-8711, 2010, Volume 406, Issue 4, pp. 2793 - 2804
Journal Article
Monthly Notices of the Royal Astronomical Society, ISSN 0035-8711, 01/2019, Volume 482, Issue 1, pp. 1096 - 1109
Radio weak lensing, while a highly promising complementary probe to optical weak lensing, will require incredible precision in the measurement of galaxy shape... 
Techniques: interferometric | Cosmology: observations | Methods: statistical | Radio continuum: galaxies | SKY | methods: statistical | LENSING SHEAR MEASUREMENT | ASTRONOMY & ASTROPHYSICS | POWER | cosmology: observations | techniques: interferometric | BAYESIAN-INFERENCE | radio continuum: galaxies
Journal Article
Monthly Notices of the Royal Astronomical Society, ISSN 0035-8711, 04/2016, Volume 457, Issue 3, pp. 2301 - 2317
Journal Article
Monthly Notices of the Royal Astronomical Society, ISSN 0035-8711, 04/2016, Volume 457, Issue 3, p. 2301
  Measurements of intrinsic alignments of galaxy shapes with the large-scale density field, and the inferred intrinsic alignments model parameters, are... 
Red shift | Spectrum analysis | Measurement techniques | Space telescopes | Cosmology | Star & galaxy formation
Journal Article
Monthly Notices of the Royal Astronomical Society, ISSN 0035-8711, 04/2016, Volume 457, Issue 3, pp. 2301 - 2301
Measurements of intrinsic alignments of galaxy shapes with the large-scale density field, and the inferred intrinsic alignments model parameters, are sensitive... 
Galactic structure | Alignment | Amplitudes | Galaxies | Anisotropy | Measurement methods | Sky surveys (astronomy) | Mathematical models
Journal Article
Journal of Instrumentation, ISSN 1748-0221, 2014, Volume 9, Issue 3, pp. C03017 - C03017
We discuss a number of physical effects about deeply depleted CCDs that have a significant impact on shape estimation. In particular, the focus is on issues... 
Detectors for UV | Data analysis | Image processing | visible and IR photons | Detectors for UV, visible and IR photons | INSTRUMENTS & INSTRUMENTATION | Shear | Depletion | Galaxies | WCs | Instrumentation | Pixels | Astronomy
Journal Article
MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY (ISSN 0035-8711), ISSN 0035-8711, 2017, Volume 468, Issue 3, pp. 3295 - 3311
Improvements in the accuracy of shape measurements are essential to exploit the statistical power of planned imaging surveys that aim to constrain cosmological... 
NOISE BIAS | GALAXY CLUSTERS | FLUX MAGNIFICATION | ELLIPTICITY | ULTRA DEEP FIELD | gravitational lensing: weak | dark energy | CFHTLENS | SYSTEMATIC-ERRORS | ASTRONOMY & ASTROPHYSICS | DARK-MATTER | cosmology: observations | MILKY-WAY | COSMIC SHEAR | dark matter | Physics - Cosmology and Nongalactic Astrophysics
Journal Article
Monthly Notices of the Royal Astronomical Society, ISSN 0035-8711, 07/2014, Volume 441, Issue 3, p. 2528
  Cosmic shear is a powerful probe of cosmological parameters, but its potential can be fully utilized only if galaxy shapes are measured with great accuracy.... 
Estimation bias | Cosmology | Mathematical models | Maximum likelihood method | Star & galaxy formation
Journal Article
Publications of the Astronomical Society of the Pacific, ISSN 0004-6280, 04/2010, Volume 122, Issue 890, pp. 439 - 450
We examine the effects of charge transfer inefficiency (CTI) during CCD readout on the demanding galaxy shape measurements required by studies of weak... 
Protons | Ellipticity | Astronomical objects | Galaxies | Time constants | Dark energy | Pixels | Radiation damage | Radiation dosage | Electrons | WEAK | CHANNEL | HUBBLE-SPACE-TELESCOPE | PERFORMANCE | ASTRONOMY & ASTROPHYSICS | ADVANCED CAMERA | COSMIC SHEAR | DAMAGE | TRANSFER EFFICIENCY
Journal Article
Monthly Notices of the Royal Astronomical Society, ISSN 0035-8711, 03/2013, Volume 429, Issue 4, p. 2858
  A likelihood-based method for measuring weak gravitational lensing shear in deep galaxy surveys is described and applied to the Canada-France-Hawaii... 
Measurement | Simulation | Telescopes | Bayesian analysis | Star & galaxy formation | Gravity
Journal Article
Astrophysical Journal, ISSN 0004-637X, 05/2017, Volume 841, Issue 1, p. 24
METACALIBRATION is a recently introduced method to accurately measure weak gravitational lensing shear using only the available imaging data, without need for... 
gravitational lensing: weak | methods: observational | cosmology: observations | LUMINOSITY | CALIBRATION | ERRORS | SPACE | DIGITAL SKY SURVEY | COSMOLOGICAL PARAMETER CONSTRAINTS | ASTRONOMY & ASTROPHYSICS | SHAPE MEASUREMENT | SDSS | INTRINSIC GALAXY ALIGNMENTS | COSMIC SHEAR | Physics - Cosmology and Nongalactic Astrophysics | ASTRONOMY AND ASTROPHYSICS
Journal Article
Monthly Notices of the Royal Astronomical Society, ISSN 0035-8711, 02/2014, Volume 438, Issue 2, pp. 1880 - 1893
We derive an estimator of weak gravitational lensing shear from background galaxy images that avoids noise-induced biases through a rigorous Bayesian treatment... 
Gravitational lensing: weak | Methods: data analysis | WEAK | CALIBRATION | CHALLENGE | methods: data analysis | NOISE BIAS | ASTRONOMY & ASTROPHYSICS | IMAGE-ANALYSIS | GALAXY SHAPE MEASUREMENT | gravitational lensing: weak | Physics - Cosmology and Nongalactic Astrophysics
Journal Article
Monthly Notices of the Royal Astronomical Society: Letters, ISSN 1745-3925, 2014, Volume 444, Issue 1, pp. L25 - L29
The Bayesian gravitational shear estimation algorithm developed by Bernstein & Armstrong can potentially be used to overcome multiplicative noise bias and... 
Cosmology: observations | Gravitational lensing: weak | Dark energy | WEAK | CALIBRATION | ERRORS | NOISE BIAS | ASTRONOMY & ASTROPHYSICS | GALAXY SHAPE MEASUREMENT | cosmology: observations | gravitational lensing: weak | dark energy | Physics - Cosmology and Nongalactic Astrophysics
Journal Article
by Becker, M.R and Troxel, M.A and Maccrann, N and Krause, E and Eifler, T.F and Friedrich, O and Nicola, A and Refregier, A and Amara, A and Bacon, D and Bernstein, G.M and Bonnett, C and Bridle, S.L and Busha, M.T and Chang, C and Dodelson, S and Erickson, B and Evrard, A.E and Frieman, J and Gaztanaga, E and Gruen, D and Hartley, W and Jain, B and Jarvis, M and Kacprzak, T and Kirk, D and Kravtsov, A and Leistedt, B and Peiris, H.V and Rykoff, E.S and Sabiu, C and Sánchez, C and Seo, H and Sheldon, E and Wechsler, R.H and Zuntz, J and Abbott, T and Abdalla, F.B and Allam, S and Armstrong, R and Banerji, M and Bauer, A.H and Benoit-Lévy, A and Bertin, E and Brooks, D and Buckley-Geer, E and Burke, D.L and Capozzi, D and Carnero Rosell, A and Carrasco Kind, M and Carretero, J and Castander, F.J and Crocce, M and Cunha, C.E and D'Andrea, C.B and Da Costa, L.N and Depoy, D.L and Desai, S and Diehl, H.T and Dietrich, J.P and Doel, P and Fausti Neto, A and Fernandez, E and Finley, D.A and Flaugher, B and Fosalba, P and Gerdes, D.W and Gruendl, R.A and Gutierrez, G and Honscheid, K and James, D.J and Kuehn, K and Kuropatkin, N and Lahav, O and Li, T.S and Lima, M and Maia, M.A.G and March, M and Martini, P and Melchior, P and Miller, C.J and Miquel, R and Mohr, J.J and Nichol, R.C and Nord, B and Ogando, R and Plazas, A.A and Reil, K and Romer, A.K and Roodman, A and Sako, M and Sanchez, E and Scarpine, V and Schubnell, M and Sevilla-Noarbe, I and Smith, R.C and Soares-Santos, M and Sobreira, F and Suchyta, E and Swanson, M.E.C and ... and Dark Energy Survey Collaboration
Physical Review D, ISSN 2470-0010, 07/2016, Volume 94, Issue 2
We present measurements of weak gravitational lensing cosmic shear two-point statistics using Dark Energy Survey Science Verification data. We demonstrate that... 
MATTER | IMPACT | POLARIZATION POWER SPECTRA | NOISE BIAS | STATISTICS | ASTRONOMY & ASTROPHYSICS | GALAXY SHAPE MEASUREMENT | MODEL | SIMULATIONS | COVARIANCE | WEAK LENSING SURVEYS | PHYSICS, PARTICLES & FIELDS | Shear | Computer simulation | Galaxies | Sky surveys (astronomy) | Mathematical models | Dark energy | Covariance matrix | Statistics
Journal Article