Are there any pre described algorithms for text extraction from images? Or any Matlab inbuilt functions?

We are working on Text extraction from images. We require some pre-requisite for doing this so! So, please help!

Answer 1

[Dima Lisin]

Please take a look at the Automatically Detect and Recognize Text in Natural Images example in the Computer Vision System Toolbox.

Answer 2

[Walter Roberson]

http://www.mathworks.com/help/vision/ref/ocr.html

Answer 3

[Image Analyst]

Yes, there is an example in the computer vision system toolbox online documentation for finding text in natural scenery.