Fig. 4From: A self-adaptive single underwater image restoration algorithm for improving graphic qualityAnalysis of the lower bound of the transmission. a Input image. b Recovered image with \( {\overset{\sim }{t}}_{\mathrm{low}}=0.05 \). c Recovered image with \( {\overset{\sim }{t}}_{\mathrm{low}}=0.1 \). d Recovered image with \( {\overset{\sim }{t}}_{\mathrm{low}}=1.0 \)Back to article page