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Nonparametric Illumination Correction for Scanned Document Images via Convex Hulls.

Gaofeng MengShiming XiangNanning ZhengChunhong Pan
Published in: IEEE Trans. Pattern Anal. Mach. Intell. (2013)
Keyphrases
  • convex hull
  • illumination correction
  • scanned document images
  • document images
  • arbitrarily shaped
  • color images
  • scanned documents
  • point sets
  • closest points
  • training data
  • intensity variations