Search Results for author: Kazunori Akiyama

Found 2 papers, 2 papers with code

Interferometric Imaging Directly with Closure Phases and Closure Amplitudes

1 code implementation19 Mar 2018 Andrew A. Chael, Michael D. Johnson, Katherine L. Bouman, Lindy L. Blackburn, Kazunori Akiyama, Ramesh Narayan

Closure-only imaging provides results that are as non-committal as possible and allows for reconstructing an image independently from separate amplitude and phase self-calibration.

Instrumentation and Methods for Astrophysics High Energy Astrophysical Phenomena

Dynamical Imaging with Interferometry

1 code implementation3 Nov 2017 Michael D. Johnson, Katherine L. Bouman, Lindy Blackburn, Andrew A. Chael, Julian Rosen, Hotaka Shiokawa, Freek Roelofs, Kazunori Akiyama, Vincent L. Fish, Sheperd S. Doeleman

By linking widely separated radio dishes, the technique of very long baseline interferometry (VLBI) can greatly enhance angular resolution in radio astronomy.

Instrumentation and Methods for Astrophysics

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