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SONAR (Sound Navigation and Ranging) is a technology that is used to observe Earth surfaces with focus on underwater applications like sea-bed imaging, depth sounding and fishecholocation. The captured sonar images are often disturbed by various factors like the transmission of limited range of light, disturbance of lightening, low contrast and blurring of image, color diminishing during capturing and noise. These disturbances affect image quality which often lead to incorrect analysis and hasdoi:10.5120/6212-8861 fatcat:6mkm75ptjncgnbbbp4p7g3eq24