1. Classification of regions extracted from scene images by morphological filters in text or non-text using decision tree;Alves,2010
2. K-means++: The advantages of careful seeding;Arthur,2007
3. Combining harris interest points and the sift descriptor for fast scale-invariant object recognition;Azad,2009
4. An accurate discrete fourier transform for image processing;Beaudoin,2002
5. Text detection and character recognition in scene images with unsupervised feature learning;Coates,2011