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KiDS-450: cosmological parameter constraints from tomographic weak gravitational lensing

MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY (ISSN 0035-8711), ISSN 0035-8711, 2017, Volume 465, Issue 2, pp. 1454 - 1498

We present cosmological parameter constraints from a tomographic weak gravitational lensing analysis of similar to 450 deg(2) of imaging data from the Kilo...

POWER SPECTRA | CFHTLENS COSMIC SHEAR | galaxies: photometry | surveys | gravitational lensing: weak | PHOTO-Z PERFORMANCE | SYSTEMATIC-ERRORS | DARK-ENERGY | ASTRONOMY & ASTROPHYSICS | CROSS-CORRELATIONS | ACCURATE HALO-MODEL | GALAXY SHAPE MEASUREMENT | 100 SQUARE DEGREES | cosmology: observations | REDSHIFT DISTRIBUTIONS | Physics - Cosmology and Nongalactic Astrophysics

POWER SPECTRA | CFHTLENS COSMIC SHEAR | galaxies: photometry | surveys | gravitational lensing: weak | PHOTO-Z PERFORMANCE | SYSTEMATIC-ERRORS | DARK-ENERGY | ASTRONOMY & ASTROPHYSICS | CROSS-CORRELATIONS | ACCURATE HALO-MODEL | GALAXY SHAPE MEASUREMENT | 100 SQUARE DEGREES | cosmology: observations | REDSHIFT DISTRIBUTIONS | Physics - Cosmology and Nongalactic Astrophysics

Journal Article

Monthly Notices of the Royal Astronomical Society, ISSN 0035-8711, 2016, Volume 455, Issue 3, pp. 3367 - 3380

We measure the weak lensing shear around galaxy troughs, i.e. the radial alignment of background galaxies relative to underdensities in projections of the...

Cosmology: observations | Gravitational lensing: weak | HALO MASSES | gravitational lensing: weak | CFHTLENS | DEPENDENCE | CATALOG | CLUSTERS | DIGITAL SKY SURVEY | ASTRONOMY & ASTROPHYSICS | SDSS | DARK-MATTER | cosmology: observations | COSMIC SHEAR | VOIDS

Cosmology: observations | Gravitational lensing: weak | HALO MASSES | gravitational lensing: weak | CFHTLENS | DEPENDENCE | CATALOG | CLUSTERS | DIGITAL SKY SURVEY | ASTRONOMY & ASTROPHYSICS | SDSS | DARK-MATTER | cosmology: observations | COSMIC SHEAR | VOIDS

Journal Article

Monthly Notices of the Royal Astronomical Society, ISSN 0035-8711, 09/2018, Volume 479, Issue 1, pp. 454 - 477

We investigate the use of estimators of weak lensing power spectra based on a flat-sky implementation of the 'Pseudo-Cl' (PCl) technique, where the masked...

Cosmology: observations | Gravitational lensing: weak | Methods: numerical | COVARIANCES | MODEL | methods: numerical | POWER SPECTRUM ESTIMATION | CFHTLENS | IMPACT | COSMOLOGY | TEMPERATURE | ASTRONOMY & ASTROPHYSICS | 2-POINT STATISTICS | cosmology: observations | COSMIC SHEAR | POLARIZATION | Physics - Cosmology and Nongalactic Astrophysics

Cosmology: observations | Gravitational lensing: weak | Methods: numerical | COVARIANCES | MODEL | methods: numerical | POWER SPECTRUM ESTIMATION | CFHTLENS | IMPACT | COSMOLOGY | TEMPERATURE | ASTRONOMY & ASTROPHYSICS | 2-POINT STATISTICS | cosmology: observations | COSMIC SHEAR | POLARIZATION | Physics - Cosmology and Nongalactic Astrophysics

Journal Article

Monthly Notices of the Royal Astronomical Society, ISSN 0035-8711, 03/2014, Volume 444, Issue 4, pp. 3501 - 3516

We investigate the cosmological implications of the latest growth of structure measurement from the Baryon Oscillation Spectroscopic Survey (BOSS) CMASS Data...

Surveys | Cosmological parameters | Cosmology: observations | Large-scale structure of universe | MATTER | TELESCOPE | large-scale structure of Universe | GROWTH-RATE | surveys | BACKGROUND POWER SPECTRUM | PARAMETERS | ACOUSTIC-OSCILLATIONS | CFHTLENS | DIGITAL SKY SURVEY | ASTRONOMY & ASTROPHYSICS | CONSTRAINTS | cosmology: observations | DATA RELEASE | cosmological parameters

Surveys | Cosmological parameters | Cosmology: observations | Large-scale structure of universe | MATTER | TELESCOPE | large-scale structure of Universe | GROWTH-RATE | surveys | BACKGROUND POWER SPECTRUM | PARAMETERS | ACOUSTIC-OSCILLATIONS | CFHTLENS | DIGITAL SKY SURVEY | ASTRONOMY & ASTROPHYSICS | CONSTRAINTS | cosmology: observations | DATA RELEASE | cosmological parameters

Journal Article

PHYSICS LETTERS B, ISSN 0370-2693, 10/2016, Volume 761, pp. 242 - 246

The recent determination of the local value of the Hubble constant by Riess et al., 2016 ( hereafter R16) is now 3.3 sigma higher than the value derived from...

BARYON ACOUSTIC-OSCILLATIONS | PHYSICS, NUCLEAR | TELESCOPE | ASTRONOMY & ASTROPHYSICS | CFHTLENS | PHYSICS, PARTICLES & FIELDS | General Relativity and Quantum Cosmology | [PHYS]Physics [physics] | High Energy Physics - Phenomenology | Astrophysics | Cosmology and Extragalactic Astrophysics | [ PHYS ] Physics [physics] | [PHYS.ASTR] Physics [physics]/Astrophysics [astro-ph] | [PHYS.HPHE] Physics [physics]/High Energy Physics - Phenomenology [hep-ph] | [PHYS.GRQC] Physics [physics]/General Relativity and Quantum Cosmology [gr-qc] | Astrophysics - Cosmology and Nongalactic Astrophysics

BARYON ACOUSTIC-OSCILLATIONS | PHYSICS, NUCLEAR | TELESCOPE | ASTRONOMY & ASTROPHYSICS | CFHTLENS | PHYSICS, PARTICLES & FIELDS | General Relativity and Quantum Cosmology | [PHYS]Physics [physics] | High Energy Physics - Phenomenology | Astrophysics | Cosmology and Extragalactic Astrophysics | [ PHYS ] Physics [physics] | [PHYS.ASTR] Physics [physics]/Astrophysics [astro-ph] | [PHYS.HPHE] Physics [physics]/High Energy Physics - Phenomenology [hep-ph] | [PHYS.GRQC] Physics [physics]/General Relativity and Quantum Cosmology [gr-qc] | Astrophysics - Cosmology and Nongalactic Astrophysics

Journal Article

Monthly Notices of the Royal Astronomical Society, ISSN 0035-8711, 06/2016, Volume 459, Issue 2, pp. 1916 - 1928

We present a method to transform multivariate unimodal non-Gaussian posterior probability densities into approximately Gaussian ones via non-linear mappings,...

Methods: data analysis | Cosmology: observations | Methods: statistical | Methods: numerical | methods: statistical | methods: data analysis | ASTRONOMY & ASTROPHYSICS | cosmology: observations | PARAMETERS | methods: numerical | CFHTLENS

Methods: data analysis | Cosmology: observations | Methods: statistical | Methods: numerical | methods: statistical | methods: data analysis | ASTRONOMY & ASTROPHYSICS | cosmology: observations | PARAMETERS | methods: numerical | CFHTLENS

Journal Article

Monthly Notices of the Royal Astronomical Society, ISSN 0035-8711, 05/2018, Volume 476, Issue 1, pp. 151 - 157

The Kilo-Degree Survey (KiDS) has been used in several recent papers to infer constraints on the amplitude of the matter power spectrum and matter density at...

Cosmological parameters | Cosmology: observations | Cosmic background radiation | Large-scale structure of Universe | IMPACT | cosmic background radiation | GIANTS | COSMOLOGICAL PARAMETER CONSTRAINTS | ASTRONOMY & ASTROPHYSICS | large-scale structure of Universe | cosmology: observations | cosmological parameters | CFHTLENS | GALAXY

Cosmological parameters | Cosmology: observations | Cosmic background radiation | Large-scale structure of Universe | IMPACT | cosmic background radiation | GIANTS | COSMOLOGICAL PARAMETER CONSTRAINTS | ASTRONOMY & ASTROPHYSICS | large-scale structure of Universe | cosmology: observations | cosmological parameters | CFHTLENS | GALAXY

Journal Article

Astrophysical Journal, Supplement Series, ISSN 0067-0049, 04/2018, Volume 235, Issue 2, p. 33

We describe the creation, content, and validation of the Dark Energy Survey (DES) internal year-one cosmology data set, Y1A1 GOLD, in support of upcoming...

surveys | techniques: Image processing | techniques: Photometric | catalogs | cosmology: Observations | ANGULAR MASKS | CALIBRATION | QUALITY | SEXTRACTOR | techniques: photometric | CFHTLENS | CATALOG | techniques: image processing | DEEP SURVEY | ASTRONOMY & ASTROPHYSICS | cosmology: observations | GALAXIES | REDSHIFT DISTRIBUTIONS | ALL-SKY | image processing | photometric | INSTRUMENTATION RELATED TO NUCLEAR SCIENCE AND TECHNOLOGY | cosmology observations | ASTRONOMY AND ASTROPHYSICS

surveys | techniques: Image processing | techniques: Photometric | catalogs | cosmology: Observations | ANGULAR MASKS | CALIBRATION | QUALITY | SEXTRACTOR | techniques: photometric | CFHTLENS | CATALOG | techniques: image processing | DEEP SURVEY | ASTRONOMY & ASTROPHYSICS | cosmology: observations | GALAXIES | REDSHIFT DISTRIBUTIONS | ALL-SKY | image processing | photometric | INSTRUMENTATION RELATED TO NUCLEAR SCIENCE AND TECHNOLOGY | cosmology observations | ASTRONOMY AND ASTROPHYSICS

Journal Article

Astrophysical Journal, ISSN 0004-637X, 03/2018, Volume 856, Issue 1, p. 68

In this work, we present our machine learning classification algorithm for identifying strong gravitational lenses from wide-area surveys using convolutional...

techniques: image processing | methods: data analysis | gravitational lensing: strong | SAMPLE | ASTRONOMY & ASTROPHYSICS | DARK-MATTER | CANDIDATES | COSMOS | CFHTLENS

techniques: image processing | methods: data analysis | gravitational lensing: strong | SAMPLE | ASTRONOMY & ASTROPHYSICS | DARK-MATTER | CANDIDATES | COSMOS | CFHTLENS

Journal Article

Monthly Notices of the Royal Astronomical Society, ISSN 0035-8711, 11/2017, Volume 471, Issue 4, pp. 4412 - 4435

We present measurements of the weak gravitational lensing shear power spectrum based on $450$ sq. deg. of imaging data from the Kilo Degree Survey. We employ a...

To be checked by Faculty | Astrophysics - Cosmology and Nongalactic Astrophysics | Cosmological parameters | Cosmology: observations | Gravitational lensing: weak | Large-scale structure of Universe | BARYONIC FEEDBACK | large-scale structure of Universe | DARK ENERGY | MASSIVE NEUTRINOS | gravitational lensing: weak | ANISOTROPY | CFHTLENS | ASTRONOMY & ASTROPHYSICS | ACCURATE HALO-MODEL | 2-POINT STATISTICS | cosmology: observations | GALAXY FORMATION | COSMIC SHEAR | EFFICIENT | cosmological parameters | Physics - Cosmology and Nongalactic Astrophysics

To be checked by Faculty | Astrophysics - Cosmology and Nongalactic Astrophysics | Cosmological parameters | Cosmology: observations | Gravitational lensing: weak | Large-scale structure of Universe | BARYONIC FEEDBACK | large-scale structure of Universe | DARK ENERGY | MASSIVE NEUTRINOS | gravitational lensing: weak | ANISOTROPY | CFHTLENS | ASTRONOMY & ASTROPHYSICS | ACCURATE HALO-MODEL | 2-POINT STATISTICS | cosmology: observations | GALAXY FORMATION | COSMIC SHEAR | EFFICIENT | cosmological parameters | Physics - Cosmology and Nongalactic Astrophysics

Journal Article

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Hierarchical Bayesian inference of galaxy redshift distributions from photometric surveys

Monthly Notices of the Royal Astronomical Society, ISSN 0035-8711, 08/2016, Volume 460, Issue 4, pp. 4258 - 4267

Accurately characterizing the redshift distributions of galaxies is essential for analysing deep photometric surveys and testing cosmological models. We...

Galaxies: statistics | Cosmology: observations | Galaxies: distances and redshifts | Large-scale structure of Universe | POWER SPECTRUM INFERENCE | TELESCOPE | galaxies: statistics | galaxies: distances and redshifts | DIGITAL SKY SURVEY | ASTRONOMY & ASTROPHYSICS | large-scale structure of Universe | cosmology: observations | CFHTLENS | SCALE STRUCTURE SURVEYS | Physics - Cosmology and Nongalactic Astrophysics

Galaxies: statistics | Cosmology: observations | Galaxies: distances and redshifts | Large-scale structure of Universe | POWER SPECTRUM INFERENCE | TELESCOPE | galaxies: statistics | galaxies: distances and redshifts | DIGITAL SKY SURVEY | ASTRONOMY & ASTROPHYSICS | large-scale structure of Universe | cosmology: observations | CFHTLENS | SCALE STRUCTURE SURVEYS | Physics - Cosmology and Nongalactic Astrophysics

Journal Article

Monthly Notices of the Royal Astronomical Society, ISSN 0035-8711, 10/2017, Volume 471, Issue 2, pp. 1259 - 1279

We test extensions to the standard cosmological model with weak gravitational lensing tomography using 450 deg2 of imaging data from the Kilo Degree Survey...

PLANCK | MATTER POWER SPECTRUM | surveys | DARK ENERGY | MASSIVE NEUTRINOS | gravitational lensing: weak | INFERENCE | TELESCOPE LENSING SURVEY | CFHTLENS | To be checked by Faculty | cosmology: theory | ACCURATE HALO-MODEL | CMB | BARYON ACOUSTIC-OSCILLATIONS | Surveys | Gravitational lensing: weak | Cosmology: theory | POWER SPECTRA | ASTRONOMY & ASTROPHYSICS | CONSTRAINTS | Physics - Cosmology and Nongalactic Astrophysics

PLANCK | MATTER POWER SPECTRUM | surveys | DARK ENERGY | MASSIVE NEUTRINOS | gravitational lensing: weak | INFERENCE | TELESCOPE LENSING SURVEY | CFHTLENS | To be checked by Faculty | cosmology: theory | ACCURATE HALO-MODEL | CMB | BARYON ACOUSTIC-OSCILLATIONS | Surveys | Gravitational lensing: weak | Cosmology: theory | POWER SPECTRA | ASTRONOMY & ASTROPHYSICS | CONSTRAINTS | Physics - Cosmology and Nongalactic Astrophysics

Journal Article

ASTROPHYSICAL JOURNAL, ISSN 0004-637X, 10/2019, Volume 884, Issue 2, p. 164

Weak lensing peak abundance analyses have been applied in different surveys and demonstrated to be a powerful statistic in extracting cosmological information...

CALIBRATION | UNCERTAINTIES | STATISTICS | PHOTOMETRIC REDSHIFT ERRORS | gravitational lensing: weak | INFERENCE | CFHTLENS | PARAMETER CONSTRAINTS | CLUSTERS | ASTRONOMY & ASTROPHYSICS | PHYSICS | large-scale structure of universe | COSMIC SHEAR

CALIBRATION | UNCERTAINTIES | STATISTICS | PHOTOMETRIC REDSHIFT ERRORS | gravitational lensing: weak | INFERENCE | CFHTLENS | PARAMETER CONSTRAINTS | CLUSTERS | ASTRONOMY & ASTROPHYSICS | PHYSICS | large-scale structure of universe | COSMIC SHEAR

Journal Article

Physical Review D - Particles, Fields, Gravitation and Cosmology, ISSN 1550-7998, 12/2015, Volume 92, Issue 12

We construct the spin flaglet transform, a wavelet transform to analyze spin signals in three dimensions. Spin flaglets can probe signal content localized...

COVARIANCE-MATRIX | POWER SPECTRUM | RECONSTRUCTION | ASTRONOMY & ASTROPHYSICS | DARK ENERGY | CMB | COSMOLOGICAL CONSTRAINTS | NON-GAUSSIANITY | COSMIC SHEAR | CFHTLENS | DIRECTIONAL SPHERICAL WAVELETS | PHYSICS, PARTICLES & FIELDS | Sky | Construction | Mathematical analysis | Transforms | Mathematical models | Representations | Three dimensional | Symmetry

COVARIANCE-MATRIX | POWER SPECTRUM | RECONSTRUCTION | ASTRONOMY & ASTROPHYSICS | DARK ENERGY | CMB | COSMOLOGICAL CONSTRAINTS | NON-GAUSSIANITY | COSMIC SHEAR | CFHTLENS | DIRECTIONAL SPHERICAL WAVELETS | PHYSICS, PARTICLES & FIELDS | Sky | Construction | Mathematical analysis | Transforms | Mathematical models | Representations | Three dimensional | Symmetry

Journal Article