SODU2-NET: a novel deep learning-based approach for salient object detection utilizing U-NET 1State Key Laboratory of Public Big Data, College of Computer Science and Technology, Institute for Artificial Intelligence, Guizhou University, Guiyang, Guizhou, China 2School of Computer Science and Engineering, Central South University, Changsha, China 3EIAS Data Science and Blockchain Laboratory, College of Computer and Information Sciences, Prince Sultan University, Riyadh, Saudi Arabia 4School...