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Algorithm Tuning for Solar Research

Summary

Optimising an algorithm used to reconstruct images of solar flares.

Keywords

Visual Studio, C#, solar research

Starting Point

VIS_CS is an algorithm, created at FHNW, which reconstructs images of solar flares from data collected by the NASA satellite RHESSI. The algorithm depends on seven parameters, which were initially selected arbitrarily.


RHESSI
Goal

To find an ideal parameter set for VIS_CS, such that it runs as efficiently and accurately as possible.

Results

Using grid search, we found a parameter set with which the algorithm runs several times as fast and slightly more accurately.

Project Information

Period: 18. September 2017 - 19. January 2018

Time spent: 360 hours

Team size: 2

Client

Institute of 4D Technologies

Fachhochschule Nordwestschweiz

Bahnhofsstrasse 6

5210 Windisch

Project Team

Adrian Hitz

Roland Schmid

Contact

Roman Bolzern, roman.bolzern@fhnw.ch

Prof. Dr. André Csillaghy, andre.csillaghy@fhnw.ch

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