Search Results for author: Hotaka Shiokawa

Found 3 papers, 1 papers with code

Multi-output Headed Ensembles for Product Item Classification

no code implementations29 Jul 2023 Hotaka Shiokawa, Pradipto Das, Arthur Toth, Justin Chiu

This problem of taxonomy classification becomes highly pronounced due to the unavailability of sizable curated training sets.

Classification Feature Engineering +1

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

Quantifying Intrinsic Variability of Sagittarius A* using Closure Phase Measurements of the Event Horizon Telescope

no code implementations3 Aug 2017 Freek Roelofs, Michael D. Johnson, Hotaka Shiokawa, Sheperd S. Doeleman, Heino Falcke

Turbulent evolution within the accretion disk is expected on timescales comparable to the orbital period, typically an order of magnitude larger than $t_G$.

High Energy Astrophysical Phenomena

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