Fig. 18From: A review on dark channel prior based image dehazing algorithmsThe result of the cross-bilateral filter. a Hazy images. b Transmission map obtained using the local patch with the size 3 × 3. c Cross-bilateral filtered transmission map using σ s  = 15 and σ r  = 0.1. d Transmission map obtained using the local patch with the size 15 × 15. e Cross-bilateral-filtered transmission map using σ r  = 15 and σ r  = 0.1Back to article page