This method is suitable for processing various forms, including background and useful information pointed or filled with same colour.

此方法对表格形式不限，适用于背景信息和有用信息采用同色或异色笔填写。

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This algorithm is a gray image processing, including background subtraction, binary, shadow detection, post-processing, and several other modules.

此算法是对灰度图像的处理，主要包括背景减 除、二值化、阴影检测、后处理等几个模块。-。

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This algorithm is a gray image processing, including background subtraction, binary, shadow detection, post-processing, and several other modules.

此算法是对灰度图像的处理，主要包括背景减 除、二值化、阴影检测、后处理等几个模块。-。

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