Dear All,
Again I update this thread for help. Could I get the table cells based
on the table finder results?
在 2012年6月19日星期二UTC+8下午4时26分33秒，Neo Song写道：
>
> Dear All,
>
> Currently I am doing a table text extraction project, and we need to
> identify the table before any OCR process.
> I investigate the related source code (checked out version:r729), and
> found the there is a table finder class inside tesseract (tablefind.cpp).
> The problem is that for the irregular tables(e.g. different rows have
> different columns), even if I got all the ruling lines, I can not identify
> the concrete table cells.
> I have called the function "FindLinesCreateBlockList()" and I can
> iterate all the text block, horizontal lines and vertical lines in the
> target image. However I can do nothing with these horizontal lines and
> vertical lines, what I need is something like a CELL_LIST, which contains
> every table cell in a reading order based on table ruling lines. I believe
> that the table finder may already contain such a algorithm(I read the code
> but it is too much complicated), but not exposed to Base API interface. Is
> it true?
> Can someone help me out of this? How to obtain the table cells? An
> example of such irregular table can be found in the attachment.
>
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