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PISAFIND expects there to be no background variation in the
image array. Any such variations should be removed in advance with a
suitable application, such as SURFIT in
KAPPA [6]. The frame should also be clean of any
defects and bad pixels.
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Up: Object detection and parameterisation - PISAFIND
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PISA [2.5ex Position Intensity and Shape Analysis
Starlink User Note 109
Peter W. Draper and Nicholas Eaton
23 October 2002
E-mail:ussc@star.rl.ac.uk
Copyright © 2010 Science and Technology Facilities Council