Topological clustering guided document binarization

The current approach for text binarization proposes a clustering algorithm as a preprocessing stage to an energy-based segmentation method. It uses a clustering algorithm to obtain a coarse estimat ...

[1]  Ioannis Pratikakis,et al.  ICDAR 2011 Document Image Binarization Contest (DIBCO 2011) , 2011, 2011 International Conference on Document Analysis and Recognition.

[2]  Hans-Peter Kriegel,et al.  OPTICS: ordering points to identify the clustering structure , 1999, SIGMOD '99.

[3]  Dorin Comaniciu,et al.  Mean Shift: A Robust Approach Toward Feature Space Analysis , 2002, IEEE Trans. Pattern Anal. Mach. Intell..

[4]  N. Otsu.  A threshold selection method from gray level histograms , 1979 .

[5]  Wayne Niblack,et al.  An introduction to digital image processing , 1986 .

[6]  Roberto M. Rodríguez,et al.  Binarization of medical images based on the recursive application of mean shift filtering : Another algorithm , 2008, Advances and applications in bioinformatics and chemistry : AABC.

[7]  Matti Pietikäinen,et al.  Adaptive document image binarization , 2000, Pattern Recognit..

[8]  Nicholas R. Howe,et al.  A Laplacian Energy for Document Binarization , 2011, 2011 International Conference on Document Analysis and Recognition.