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一种优化的二维视线映射模型

Keywords: 视线追踪,平面视线参数,瞳距补偿,非线性多项式,支持向量回归

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Abstract:

提出一种基于主动红外光源的优化二维视线映射模型.在头部静止情况下检测相关的视线特征参数,并进行瞳距补偿.利用非线性多项式建立从平面视线参数到视线落点的映射模型.最后采用支持向量机对不同头部位置造成的视线偏差进行补偿,使非线性映射函数扩展到任何头部位置,从而在头部运动情况下进行精确的视线估计.实验结果显示了文中方法的有效性.

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