Research on visual representation of icon colour in eye-controlled systems. - Yafeng Niu; Liu Jin; Jiaqi Cui; Wenjun Yang; Hongrui Zuo; He Jia-xin; Lang Xiao; Wang Jia-hao; Guorui Ma; Han Zi-jian; Chengqi Xue; Xiaokang Zhou; et al. (Adv. Eng. Informatics, 2022)