IEEE SSCI 2021 additionally offers several Special Sessions to which you can also submit paper.

Special SessionOrganisers
Computational Intelligence for Transport-Energy Interfacing SystemKailong Liu, Zhile Yang, Tianyu Hu, Pengfei Hu, Zhijia Huang, Zong Woo Geem
Evolutionary Computation for Computer Vision and Image AnalysisYing Bing, Bing Xue and Mengjie Zhang
Genetic Programming and Machine Learning for SchedulingFangfang Zhang, Yi Mei, Su Nguyen, Mengjie Zhang
Computational Intelligence for Natural Language ProcessingSriparna Saha, Naveen Saini, Jose G Moreno
Computational Intelligence for Integrated Remote Sensing and Cyber-Physical SystemsTaufiq Asyhari, Ambreen Hussain, Mahardhika Pratama, Zhaozhao Tang, Huma Chaudhry
Evolutionary Transfer Learning and Domain AdaptationBach Nguyen, Liang Feng, Bing Xue, Mengjie Zhang
Computational Intelligence Approaches for Efficient Energy TransitionTiago Pinto, Zita Vale, José Rueda, Kwang Y. Lee
Hybrid Intelligent Models and ApplicationsEduardo Gomez-Ramirez, Patricia Melin
Responsible AI: Improving Fairness in Machine LearningStan Uryasev, Robert Golan
Population dynamics in evolutionary computation: Insight, analysis, and
Roman Senkerik, Michal Pluhacek, Pavel Kromer
Special Session on GamesJialin Ju, Hamna Aslam, Georgios Yannakakis