skew correction

For slant correction, Hough transform is used to estimate the skew angle in this paper. Then the license plate is rotated to achieve the tilt correction.

对于倾斜校正，本文先是利用Hough变换测出车牌的倾斜角度，然后将车牌进行旋转以达到校正的目的。

Skew detection and correction in document images are critical steps before layout analysis.

文章提出了一种对于横竖混排中文版面倾斜的校正方法.

A data skew correction method based on the minimum spatial proximity is proposed.

提出了基于最小空间邻近度的数据偏斜矫正方法.

Page Skew Detection and Correction Based on Line Continuity

基于直线连续性的页面倾斜检测与校正

A Fast Algorithm of Skew Detection and Correction on Gray Business Card Image

灰度名片图像快速倾斜检测和校正方法

After skew correction, Hough transform is used to construct the structured elements, which in turn are applied to the hit or miss operator for mathematical morphology-based line extraction ( MMLE).

然后根据这些结构元素，利用数学形态学中的击中/击不中变换提取文档图像中的直线（MMLE）