iterated curve fitting
迭代曲线拟合
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The improved method is designed to extract the color of playing surface on the table automatically, and we filter the noise edge pixels by smoothing and iterated curve fitting.
改进算法增加了背景主颜色的自动提取，并通过平滑和循环曲线拟合的方法剔除噪音点，保留真正的边缘点。
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