A bundle adjustment algorithm based on the minimization of the distances of feature matches is also introduced to remove the accumulation of errors.

同时，本文设计出基于特征匹配对距离最小化的捆绑调整算法。

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Investigates energy function minimization process for eye feature extraction based on deformable template.

研究眼睛特征提取过程中可变形模板中能量函数优化方法。

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Because the proposed angular feature is invariant to rotation, translation and scale transformation, the registration result will converge to global minimization rather than local one.

由于本文提出的角特征不随旋转、平移和尺度的变化而变化，所以配准最终收敛到全局最小值，而不是局部最小值。

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