^pof;
Mechanical;
Engineering,;
Southwest;
Jiaotong;
University,;
Chengdu;
Sichuan;
610031,;
China;
^pKey;
Lab;
of;
Signal;
and;
Information;
Processing,;
Southwest;
Jiaotong;
University,;
Chengdu;
Sichuan;
610031,;
China;
强跟踪滤波器; 眼睛跟踪; 鲁棒性; 非线性; 无迹卡尔曼滤波; 跟踪精度; 眼球运动; UKF;