Determining which are the text and graphic regions in an image

Question

I dont know whether should I post this question here or not? But if someone knows it, please answer?

What are the algorithms for determining which region in an image is

Answer 1

Most OCR software, e.g., Ocropus, support layout analysis, which is what you need.

Mao, Rosenfeld & Kanungo (2003) Document structure analysis algorithms: a literature survey provides a fairly recent survey of layout analysis algorithms.