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The routines `bclean' and `sclean'
now partially support propagation of error
information. More specifically, bad pixels are interpolated over as before
and the associated variance values are set to zero to indicate the data are
`fudged'.
Next: Zero Variances
Up: Error propagation
Previous: Optimal extraction
FIGARO A general data reduction system
Starlink User Note 86
Keith Shortridge, Horst Meyerdierks,
Malcolm Currie, Martin Clayton, Jon Lockley,
Anne Charles, Clive Davenhall,
Mark Taylor, Tim Ash, Tim Wilkins, Dave Axon,
John Palmer, Anthony Holloway and
Vito Graffagnino
2004 February 17
E-mail:ussc@star.rl.ac.uk
Copyright © 2008 Science and Technology Facilities Council