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一种单色表格的快速分析方法
A Rapid Layout Analysis Method of Single-color Table
【摘要】 提出了一种单色表格的快速分析方法。其主要内容是:利用Radon变换检测表格的歪斜角度将其校正,用投影法找出表格线的位置,根据表格线的位置将待分割的栏目的图象提取出来。该方法具有较强的实用性,对表格设计和印刷的要求较低。
【Abstract】 A rapid layout analysis method of single-color table is introduced in this paper.The skew angle of table image is detected and adjusted by Radon Transformation,then the positions of horizontal and vertical table-lines are found by projecting the table’s image to the horizontal and vertical directions.We can segment the images of interested cells by the table-lines surrounding them.This method has good practicability with low demanding on the designing and printing of tables.
【关键词】 表格识;
别版面分析;
图象分割;
Radon变换;
直线检测;
【Key words】 Table Recognition; Layout Analysis of Table; Radon Transformation; Line Detection;
【Key words】 Table Recognition; Layout Analysis of Table; Radon Transformation; Line Detection;
- 【文献出处】 计算机工程与应用 ,Computer Engineering and Applications , 编辑部邮箱 ,2003年01期
- 【分类号】TP391.1
- 【被引频次】3
- 【下载频次】61