[1] Guizhou Minzu Univ, Sch Data Sci & Informat Engn, Guiyang 550025, Peoples R China
[2] Harbin Inst Technol, Shenzhen Key Lab Visual Object Detect & Recognit, Shenzhen 518000, Peoples R China
[3] Guangdong Univ Technol, Sch Comp Sci & Technol, Guangzhou 510000, Peoples R China
[4] Old Dominion Univ, Dept Comp Sci, Norfolk, VA USA