In this case, a method based on two -dimension second - order polynomial is proposed to fit and remove the brightness value of background.
针对这种情况，提出了基于二维二阶多项式拟合并去除不均匀背景的方法。
In this case, a method based on two -dimension second - order polynomial is proposed to fit and remove the brightness value of background.
针对这种情况，提出了基于二维二阶多项式拟合并去除不均匀背景的方法。
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