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Dive into the research topics where Joshua S. Speagle is active.

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Featured researches published by Joshua S. Speagle.


Publications of the Astronomical Society of Japan | 2018

Photometric redshifts for Hyper Suprime-Cam Subaru Strategic Program Data Release 1

M. Tanaka; Jean Coupon; B. C. Hsieh; Sogo Mineo; A. Nishizawa; Joshua S. Speagle; Hisanori Furusawa; Satoshi Miyazaki; Hitoshi Murayama

We present a description of the second data release for the photometric redshift (photo-


Publications of the Astronomical Society of Japan | 2018

An optically-selected cluster catalog at redshift 0.1 < z < 1.1 from the Hyper Suprime-Cam Subaru Strategic Program S16A data

Masamune Oguri; Yen-Ting Lin; Sheng-Chieh Lin; Atsushi J. Nishizawa; Anupreeta More; Surhud More; B. C. Hsieh; Elinor Medezinski; Hironao Miyatake; Hung-Yu Jian; Lihwai Lin; Masahiro Takada; Nobuhiro Okabe; Joshua S. Speagle; Jean Coupon; Alexie Leauthaud; Robert H. Lupton; Satoshi Miyazaki; Paul A. Price; M. Tanaka; I-Non Chiu; Yutaka Komiyama; Yuki Okura; Manobu Tanaka; Tomonori Usuda

z


Publications of the Astronomical Society of Japan | 2018

The first-year shear catalog of the Subaru Hyper Suprime-Cam Subaru Strategic Program Survey

Rachel Mandelbaum; Hironao Miyatake; Takashi Hamana; Masamune Oguri; Melanie Simet; Robert Armstrong; James Bosch; Ryoma Murata; François Lanusse; Alexie Leauthaud; Jean Coupon; Surhud More; Masahiro Takada; Satoshi Miyazaki; Joshua S. Speagle; Masato Shirasaki; Cristóbal Sifón; Song Huang; A. Nishizawa; Elinor Medezinski; Yuki Okura; Nobuhiro Okabe; Nicole G. Czakon; Ryuichi Takahashi; William R. Coulton; Chiaki Hikage; Yutaka Komiyama; Robert H. Lupton; Michael A. Strauss; M. Tanaka

) of the Subaru Strategic Program for the Hyper-Suprime Cam survey. Our photo-


Monthly Notices of the Royal Astronomical Society | 2016

Exploring photometric redshifts as an optimization problem: an ensemble MCMC and simulated annealing-driven template-fitting approach

Joshua S. Speagle; P. Capak; Daniel J. Eisenstein; Daniel Masters; Charles L. Steinhardt

z


arXiv: Cosmology and Nongalactic Astrophysics | 2017

Source Selection for Cluster Weak Lensing Measurements in the Hyper Suprime-Cam Survey

Elinor Medezinski; Masamune Oguri; A. Nishizawa; Joshua S. Speagle; Hironao Miyatake; Keiichi Umetsu; Alexie Leauthaud; Ryoma Murata; Rachel Mandelbaum; Cristóbal Sifón; Michael A. Strauss; Song Huang; Melanie Simet; Nobuhiro Okabe; M. Tanaka; Yutaka Komiyama

products for the entire area in the Data Release 2 are publicly available, and both our point estimate catalog products and full PDFs can be retrieved from the data release site, \url{this https URL}.


Astrophysical Journal Supplement Series | 2014

A HIGHLY CONSISTENT FRAMEWORK FOR THE EVOLUTION OF THE STAR-FORMING "MAIN SEQUENCE" FROM z ∼ 0-6

Joshua S. Speagle; Charles L. Steinhardt; P. Capak; J. D. Silverman

We present an optically-selected cluster catalog from the Hyper Suprime-Cam (HSC) Subaru Strategic Program. The HSC images are sufficiently deep to detect cluster member galaxies down to


arXiv: Cosmology and Nongalactic Astrophysics | 2017

The first-year shear catalog of the Subaru Hyper Suprime-Cam SSP Survey

Rachel Mandelbaum; Hironao Miyatake; Takashi Hamana; Masamune Oguri; Melanie Simet; Robert Armstrong; James Bosch; Ryoma Murata; François Lanusse; Alexie Leauthaud; Jean Coupon; Surhud More; Masahiro Takada; Satoshi Miyazaki; Joshua S. Speagle; Masato Shirasaki; Cristóbal Sifón; Song Huang; A. Nishizawa; Elinor Medezinski; Yuki Okura; Nobuhiro Okabe; Nicole G. Czakon; Ryuichi Takahashi; Will Coulton; Chiaki Hikage; Yutaka Komiyama; Robert H. Lupton; Michael A. Strauss; M. Tanaka

M_*\sim 10^{10.2}M_\odot


Monthly Notices of the Royal Astronomical Society | 2017

Deriving photometric redshifts using fuzzy archetypes and self-organizing maps – I. Methodology

Joshua S. Speagle; Daniel J. Eisenstein

even at


Monthly Notices of the Royal Astronomical Society | 2017

Deriving photometric redshifts using fuzzy archetypes and self-organizing maps – II. Implementation

Joshua S. Speagle; Daniel J. Eisenstein

z\sim 1


arXiv: Cosmology and Nongalactic Astrophysics | 2018

Cosmology from cosmic shear power spectra with Subaru Hyper Suprime-Cam first-year data

Chiaki Hikage; Masamune Oguri; Takashi Hamana; Surhud More; Rachel Mandelbaum; Masahiro Takada; Fabian Köhlinger; Hironao Miyatake; A. Nishizawa; H. Aihara; Robert Armstrong; James Bosch; Jean Coupon; Anne Ducout; B. C. Hsieh; Yutaka Komiyama; François Lanusse; Alexie Leauthaud; Elinor Medezinski; Sogo Mineo; Satoshi Miyazaki; Ryoma Murata; Hitoshi Murayama; Masato Shirasaki; Cristóbal Sifón; Melanie Simet; Joshua S. Speagle; David N. Spergel; Michael A. Strauss; Naoshi Sugiyama

, allowing a reliable cluster detection at such high redshifts. We apply the CAMIRA algorithm to the HSC Wide S16A dataset covering

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Satoshi Miyazaki

Graduate University for Advanced Studies

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Yutaka Komiyama

Graduate University for Advanced Studies

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