Other RHESSI
Web Sites

First page Back Continue Last page Summary Graphics

What is a Pixon?

bullet

A Pixon is a generalization of a pixel. It represents a single degree of freedom in the reconstruction.

bullet

Pixons are used to control the number of DOF’s by locally smoothing the image as much as possible while still satisfying the constraints imposed by the data.


Notes:

 

Link to NASA Home Page

Responsible NASA Official:  Gordon D. Holman

Web Design:  Merrick Berg, Brian Dennis, Gordon Holman, & Gilbert Prevost

Heliophysics Science Division
NASA/Goddard Space Flight Center
Laboratory for Solar Physics/ Code 671
Greenbelt, MD, 20771, USA
Gordon.D.Holman@nasa.gov

Link to NASA/Goddard Home Page

+ NASA Privacy Statement, Disclaimer, and Accessibility Certification

This site last updated November 10, 2008.