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REF:曲线拟合 3D 数据集
有谁知道如何用3D 控制点构建平滑的 3D 样条曲线?
如果您查看上面提供的参考资料,红点将用作样条曲线的控制点(这应该是 3D 点云的最佳拟合表示)。
您可以将其解构为 2 个 2D 问题: