The Free On-line Dictionary of Computing (30 December 2018):

Pilot European Image Processing Archive
PEIPA

   (PEIPA) An archive devoted to image processing, computer
   vision, and computer graphics.  It includes software,
   images, reference material, and miscellaneous goodies.

   The archive is funded by the British Machine Vision
   Association (BMVA) and the University of Essex and is
   closely associated with the Pixel mailing list and
   Technical Committee 5 (Benchmarking and Software) of the
   IAPR.

   (http://peipa.essex.ac.uk/).