A rectification method of perspective document image captured by the digital camera was proposed.

提出了一种数码相机拍摄的透视文本图像的校正方法。

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Absrtact: Document text images captured by book scanner or camera usually require resolution enhancement for other usage, present a text image enhancement algorithm based on Markov random field.

摘要：对于扫描或相机拍摄的低分辨率文本图片，提出一种基于马尔科夫随机场的文本图像清晰化算法。

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