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A gradient-domain image enhancement method for traffic signs in nighttime surveillance.

Simin WangXiaoguang LiHui ZhangLi Zhuo
Published in: CISP-BMEI (2017)
Keyphrases
  • image enhancement
  • traffic signs
  • gradient domain
  • segmentation method
  • histogram equalization
  • image analysis
  • edge detection
  • digital camera
  • transfer function
  • high resolution
  • training samples
  • image restoration