On Tue, Apr 3, 2012 at 9:12 AM, sourav dutta <[email protected]> wrote:
> Sorry for coming in so late, i came to know about Gsoc few days ago. > I am Undergraduate doing my Btech-Hons for IIIT - Hyderabad. I have worked > in OCR, Vision,(Sfm) ,Image Processing,Information retreval. You shouldn't wait for the list admin to approve a non-member post. We make a point to request everyone to subscribe to the list. > Here is the basic overview of my idea. > > A) preprocessing > i) Image Acquisition and Binarization - (convert image to gray scale > and then binarise using Otsu method). > ii) Noise elimination - This is huge area in itself. There can be a > lot of noises possible. Background noise can be removed with salt n pepper > noise and connected > component analysis. > iii) Skew detection and correction - First we identified the upper > envelope and then we applied Radon transform to the upper envelope to get > the skew angle. > iV) Line, word and character level segmentation- segment and isolate > each character.( noise can add to splitting error). > B) Pattern Classification - pattern matching can itself be done in various > ways- Template matching, Nural networks, HMMs, SVM. HMMs are known to have > best accracy for > char recognition. > i) For the feature we can use vertically segmented char in DCT domain. > C) Training for any of the classifiers we need a supervised training with a > annotated dataset. > D) Post processing - we can use spelling checker for correcting the > erroneously recognized words with dictionary llokup. The above is the basic theory which can be converted to some implementation. I don't see/read much originality in terms of addressing the problem. Since the proposal submission dates close by 06Apr2012, would you like to take the above and convert it into a reasonable proposal ? -- sankarshan mukhopadhyay <http://sankarshan.randomink.org/blog/> _______________________________________________ Project-ideas mailing list [email protected] http://lists.ankur.org.in/listinfo.cgi/project-ideas-ankur.org.in
