M. Soua, R. Kachouri, and M. , Akil GPU parallel implementation of the new hybrid binarization based on Kmeans method (HBK) Journal of Real- Time Image Processing, pp.1-15, 2014.

N. Otsu, A Threshold Selection Method from Gray-Level Histograms, IEEE Transactions on Systems, Man, and Cybernetics, vol.9, issue.1, pp.62-66, 1979.
DOI : 10.1109/TSMC.1979.4310076

S. P. Lloyd, Least squares quantization in PCM, IEEE Transactions on Information Theory, vol.28, issue.2, pp.129-137, 1982.
DOI : 10.1109/TIT.1982.1056489

W. Niblack, An Introduction to Digital Image Processing, 1985.

J. Sauvola and M. Pietikainen, Adaptive document image binarization, Pattern Recognition, vol.33, issue.2, pp.225-236, 2000.
DOI : 10.1016/S0031-3203(99)00055-2

G. Lazzara and T. Graud, Efficient Multiscale Sauvolas Binarization, International Journal on document analysis and recognition, 2013.

M. Soua, R. Kachouri, and M. Akil, A new hybrid binarization method based on Kmeans, 2014 6th International Symposium on Communications, Control and Signal Processing (ISCCSP), pp.118-123, 2014.
DOI : 10.1109/ISCCSP.2014.6877830
URL : https://hal.archives-ouvertes.fr/hal-01305856

C. P. Sumathi and G. Devi, AUTOMATIC TEXT EXTRACTION FROM COMPLEX COLORED IMAGES USING GAMMA CORRECTION METHOD, Journal of Computer Science, vol.10, issue.4, pp.705-715, 2014.
DOI : 10.3844/jcssp.2014.705.715

S. M. Pizer, E. P. Ambum, and J. D. Austin, Adaptive histogram equalization and its variations, Computer Vision, Graphics, and Image Processing, vol.39, issue.3, pp.355-368, 1987.
DOI : 10.1016/S0734-189X(87)80186-X

A. Amiri, S. Hassanpour, H. Pouyan, and A. , Texture Based Image Enhancement Using Gamma Correction, Middle-East Journal of Scientific Research, vol.6, pp.569-574, 2010.

G. Gilboa, N. Sochen, and Y. Y. Zeevi, Image enhancement and denoising by complex diffusion processes, IEEE Transactions on Pattern Analysis and Machine Intelligence, vol.26, issue.8, pp.1020-1036, 2004.
DOI : 10.1109/TPAMI.2004.47

S. Guillon, P. Baylou, M. Najim, and N. Keskes, Adaptive nonlinear filters for 2D and 3D image enhancement, Signal Processing, vol.67, issue.3, pp.237-254, 1998.
DOI : 10.1016/S0165-1684(98)00042-5

R. Fries and J. Modestino, Image enhancement by stochastic homomorphic filtering, IEEE Transactions on Acoustics, Speech, and Signal Processing, vol.27, issue.6, pp.625-637, 1979.
DOI : 10.1109/TASSP.1979.1163324

H. Farid, Blind inverse gamma correction, IEEE Transactions on Image Processing, vol.10, issue.10, pp.1428-1433, 2001.
DOI : 10.1109/83.951529

C. Sumathi, A Survey On Various Approaches Of Text Extraction In Images, International Journal of Computer Science & Engineering Survey, vol.3, issue.4, pp.15-19, 2012.
DOI : 10.5121/ijcses.2012.3403

K. Kaur, N. Kanwal, and J. S. Bhullar, A Technique for Enhancement of Gray Image using Local Gamma Correction, International Journal of Computer Applications, vol.105, issue.5, pp.36-39, 2014.

P. Clark and M. Mirmhedi, Rectifying perspective views of text in 3D scenes using vanishing points, Pattern Recognition, vol.36, issue.11, pp.2573-2686, 2003.
DOI : 10.1016/S0031-3203(03)00132-8

R. Smith, An Overview of the Tesseract OCR Engine, Ninth International Conference on Document Analysis and Recognition (ICDAR 2007) Vol 2, 2007.
DOI : 10.1109/ICDAR.2007.4376991