Text-line extraction using a convolution of isotropic Gaussian filter with a set of line filters

Proceedings of the International Conference on Document Analysis and Recognition, ICDAR

Volumn , Issue , 2011, Pages 579-583

  Bukhari, Syed Saqib ^a   Shafait, Faisal ^b   Breuel, Thomas M ^a  

^a University of Koblenz Landau   (Germany)

^b GERMAN RESEARCH CENTER FOR ARTIFICIAL INTELLIGENCE DFKI   (Germany)

Author keywords

Camera Captured Documents; Filter Bank; Text Line Extraction

Indexed keywords

CAMERA-CAPTURED DOCUMENTS; DATA SETS; DEWARPING; DOCUMENT ANALYSIS; DOCUMENT IMAGES; FILTER APPROACH; GAUSSIAN FILTERING; GAUSSIAN FILTERS; LINE FILTERS; PERFORMANCE IMPROVEMENTS; SET OF LINES;

CAMERAS; CHARACTER RECOGNITION; CONVOLUTION; DATA PROCESSING; FILTER BANKS; GAUSSIAN DISTRIBUTION;

MATCHED FILTERS;

EID: 82355186379     PISSN: 15205363     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.1109/ICDAR.2011.122     Document Type: Conference Paper

References (18)

1. F. Shafait, D. Keysers, and T. M. Breuel, "Performance evaluation and benchmarking of six page segmentation algorithms,"IEEE TPAMI, vol. 30, no. 6, pp. 941-954, 2008. (Pubitemid 351650100)
2. L. Likforman-Sulem, A. Zahour, and B. Taconet, "Text line segmentation of historical documents: a survey," Int. Journal on Document Analysis and Recognition, vol. 9, pp. 123-138, 2007. (Pubitemid 46567133)
3. S. S. Bukhari, F. Shafait, and T. M. Breuel, "Performance evaluation of curled textlines segmentation algorithms on CBDAR 2007 dewarping contest dataset," in Proc. Int. Conf. on Image Processing, Hong Kong, China, 2010.
4. K. S. S. Kumar, S. Kumar, and C. V. Jawahar, "On segmentation of documents in complex scripts," in Proc. Int. Conf. on Document Analysis and Recognition, Washington, DC, USA, 2007, pp. 1243-1247.
5. Y. Li, Y. Zheng, D. Doermann, and S. Jaeger, "Scriptindependent text line segmentation in freestyle handwritten documents," IEEE TPAMI, vol. 30, no. 8, pp. 1313-1329, 2008.
6. S. S. Bukhari, F. Shafait, and T. M. Breuel, "Ridges based curled textline region detection from grayscale cameracaptured document images," in Int. Conf. on Computer Analysis of Images and Patterns, Muenster, Germany, 2009, vol. 5702, pp. 173-180.
7. J.-M. Geusebroek, A. W. M. Smeulders, and J. V. D. Weijer, "Fast anisotropic gauss filtering," IEEE Transactions on Image Processing, vol. 12, no. 8, pp. 938-943, 2003.
8. C. H. Lampert and O. Wirjadi, "An optimal nonorthogonal separation of the anisotropic gaussian convolution filter,"IEEE Transactions on Image Processing, vol. 15, no. 11, pp. 3501-3513, 2006. (Pubitemid 44615144)
9. M. D. Riley, "Time-frequency representation for speech signals,"PhD Thesis, MIT, 1987.
10. D. Eberly, R. Gardner, B. Morse, S. Pizer, and C. Scharlach, "Ridges for image analysis," J. Math. Imaging Vis., vol. 4, no. 4, pp. 353-373, 1994.
11. S. S. Bukhari, F. Shafait, and T. M. Breuel, "Scriptindependent handwritten textlines segmentation using active contours," in Proc. Int. Conf. on Document Analysis and Recognition, Barcelona, Spain, 2009, pp. 446-450.
12. W. T. Freeman and E. H. Adelson, "The design and use of steerable filters," IEEE TPAMI, vol. 13, no. 9, pp. 891-906, Sep. 1991.
13. M. Benjelil, S. Kanoun, R. Mullot, and A. Alimi, "Complex documents images segmentation based on steerable pyramid features," Int. Journal on Document Analysis and Recognition, vol. 13, pp. 209-228, 2010.
14. R. Manmatha and J. L. Rothfeder, "A scale space approach for automatically segmenting words from historical handwritten documents," IEEE TPAMI, vol. 27, no. 8, pp. 1212-1225, 2005. (Pubitemid 41245052)
15. F. Shafait and T. M. Breuel, "Document image dewarping contest," in Proc. 2nd Int .Workshop on Camera-Based Document Analysis and Recognition, Curitiba, Brazil, Sep 2007.
16. D. M. Oliveira, R. D. Lins, G. Torreo, J. Fan, and M. Thielo, "A new method for text-line segmentation for warped document,"in Proc. of Int. Conf. on Image Analysis and Recognition, Povoa de Varzim, Portugal, 2010, pp. 398-408.
17. B. Gatos, I. Pratikakis, and K. Ntirogiannis, "Segmentation based recovery of arbitrarily warped document images," in Proc. Int. Conf. on Document Analysis and Recognition, Curitiba, Brazi, 2007, pp. 989-993.
18. F. Shafait, D. Keysers, and T. M. Breuel, "Efficient implementation of local adaptive thresholding techniques using integral images," in Proc. SPIE Document Recognition and Retrieval XV, San Jose, CA, USA, Jan. 2008, pp. 101-106.