Development of the recognition method based on computer vision for white spots in the carapace of Portunus trituberculatus and research on its characteristics

• LU Shaokun, 
• LI Ronghua, 
• SHI Ouwen, 
• WANG Chunlin, 
• MU Changkao, 
• SONG Weiwei, 
• WANG Bin, 
• XU Jianyu