为了提高网格简化的图像质量，提出一种基于离散曲率的二次误差度量网格简化算法。

In order to improve the image quality of mesh simplification, a mesh simplification algorithm using quadratic error metrics was provided based on discrete curvature.

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给出了一种基于三角形内角加权和二次误差度量的三角形折叠算法来简化三角网格模型。

A triangle collapse algorithm is presented, which is based on internal angles weighted and quadric error metrics to simplify mesh models.

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在二次误差度量算法的基础上，考虑边界约束条件和法向量限制，扩展了算法的应用范围。

Based on the primary quadric error metric arithmetic, combined with boundary constrained condition and normal restriction, the primary arithmetic is modified and the application scope is extended.

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