GPU-based data processing for 2D microwave imaging on MAST.

The Synthetic Aperture Microwave Imaging (SAMI) diagnostic is a Mega Amp Spherical Tokamak (MAST) diagnostic based at Culham Centre for Fusion Energy. The acceleration of the SAMI diagnostic data-processing code by a graphics processing unit is presented, demonstrating acceleration of up to 60 times...

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Bibliographic Details
Published in:Fusion Science and Technology
Main Authors: Chorley, J.C., Akers, R.J., Brunner, K.J., Dipper, N.A., Freethy, S.J., Sharples, R.M., Shevchenko, V.F., Thomas, D.A., Vann, R.G.L.
Format: Book
Language:unknown
Published: American Nuclear Society 2016
Subjects:
GPU
Online Access:http://dro.dur.ac.uk/17463/
http://dro.dur.ac.uk/17463/1/17463.pdf
https://doi.org/10.13182/fst15-188
Description
Summary:The Synthetic Aperture Microwave Imaging (SAMI) diagnostic is a Mega Amp Spherical Tokamak (MAST) diagnostic based at Culham Centre for Fusion Energy. The acceleration of the SAMI diagnostic data-processing code by a graphics processing unit is presented, demonstrating acceleration of up to 60 times compared to the original IDL (Interactive Data Language) data-processing code. SAMI will now be capable of intershot processing allowing pseudo-real-time control so that adjustments and optimizations can be made between shots. Additionally, for the first time the analysis of many shots will be possible.