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Handwritten numeral string recognition with stroke grouping

C.E. Cheong, Ho-Yon Kim, Jang-Won Suh, J.H. Kim
1999 Proceedings of the Fifth International Conference on Document Analysis and Recognition. ICDAR '99 (Cat. No.PR00318)  
In this paper, a framework for off-line handwritten numeral string recognition based on stroke grouping is proposed.  ...  An input numeral string is recognized by dynamic programming scheme, in which the best grouping-hypothesis with maximum matching score is chosen.  ...  Conclusion A framework for off-line handwritten numeral string recognition with stroke grouping is proposed.  ... 
doi:10.1109/icdar.1999.791895 dblp:conf/icdar/CheongKSK99 fatcat:plfjs4mitjcdlnrj3ad45qyfoy

Recognition of Handwritten Numerals Using a Decision Graph

Sumio Katsuragi, Hiroshi Genchi, Ken-ichi Mori, Sadakazu Watanabe
1969 International Joint Conference on Artificial Intelligence  
The topological structure of character strokes is analyzed by a sequential machine with an input string of stroke segments combined with information on the connective relation.  ...  An optical character reader capable of reading handwritten numerical characters has been developed and applied to mail automation.  ...  They are also grateful to the members of the Mail Automation Group who developed the mechanism of the readersorter.  ... 
dblp:conf/ijcai/KatsuragiGMW69 fatcat:5l6u5zd66vcfzl57kzs6qehkpi

The Application of Character Structure Information in Online Handwriting Uyghur Character Recognition

Yidayet ZAYDUN, Tsuyoshi SAITOH
2008 The Journal of the Institute of Image Electronics Engineers of Japan  
The Approximate Stroke Sequence String Matching method is applied to Uyghur handwriting character recognition and an average recognition rate of 93.95% is obtained.  ...  Based on the position of secondary stroke, Uyghur characters can be separating into 4 groups. In this case, the unknown input character compares to other characters in its corresponding group only.  ...  Acknowledgment The authors express gratitude to referees for their valuable comments and discussions, also indebted to Uyghur students at Tokyo Denki University by getting handwritten character data.  ... 
doi:10.11371/iieej.37.244 fatcat:hoqxmi3zwndr7a54s2r2sljaoy

Automatic processing of handwritten bank cheque images: a survey

R. Jayadevan, S. R. Kolhe, P. M. Patil, U. Pal
2011 International Journal on Document Analysis and Recognition  
It discusses the important results reported so far in preprocessing, extraction, recognition and verification of handwritten fields on bank cheques and highlights the positive directions of research till  ...  Huge volumes of handwritten bank cheques are processed manually every day in developing countries.  ...  In [53] , the courtesy amount recognition starts with the localization of handwritten numerical string based on the location of the courtesy amount.  ... 
doi:10.1007/s10032-011-0170-8 fatcat:kmrv6tqtbzbolks7pwmg3juqeu

Online Handwritten Text Recognition for Indian Scripts

Ravneet Kaur, Dharam Veer Sharma
2017 IOSR Journal of VLSI and Signal processing  
Conclusions are given in section 7. www.iosrjournals.org 49 | Page field of HCR has been done, recognition algorithms still do not achieve 100% of the high recognitions.  ...  Online Handwriting Recognition has been a rigorous research area for the last few decades.  ...  of symbol strings for a given handwritten word, using a Viterbi lattice.  ... 
doi:10.9790/4200-0704013950 fatcat:ingqu5rnx5cznnwmtsqqgzvpvy

Handwritten Character Recognition using Neural Network and Tensor Flow

2019 VOLUME-8 ISSUE-10, AUGUST 2019, REGULAR ISSUE  
The paper will describe the best approach to get more than 90% accuracy in the field of Handwritten Character Recognition (HCR).  ...  In this paper, the offline handwritten character recognition will be done using Convolutional neural network and Tensorflow.  ...  With this very calculation, a recognition rate of 94% have been accounted for with less preparing time. Handwritten Character Recognition using Neural Network and Tensor Flow R. Bajaj, S.  ... 
doi:10.35940/ijitee.f1294.0486s419 fatcat:h2cimyzfefbo7kp44uq7uxhzxa

AN INTEGRATED ARCHITECTURE FOR RECOGNITION OF TOTALLY UNCONSTRAINED HANDWRITTEN NUMERALS [chapter]

AMAR GUPTA, M. V. NAGENDRAPRASAD, A. LIU, P. S. P. WANG, S. AYYADURAI
1994 Series in Machine Perception and Artificial Intelligence  
A multi-staged system for off-line handwritten numeral recognition is presented here.  ...  pattern recognition methods combined with a neural net based recognizer; and integration of neural net based and structural pattern recognition methods to produce high accuracies.  ...  ACKNOWLEDGEMENTS We thank fellow researchers of the Automated Character Recognition Group at the Sloan School of Management, MIT, for their valuable inputs.  ... 
doi:10.1142/9789812797926_0007 fatcat:shixmepbszf75fj5pyclpy7ycm

AN INTEGRATED ARCHITECTURE FOR RECOGNITION OF TOTALLY UNCONSTRAINED HANDWRITTEN NUMERALS

AMAR GUPTA, M.V. NAGENDRAPRASAD, A. LIU, P.S.P. WANG, S. AYYADURAI
1993 International journal of pattern recognition and artificial intelligence  
A multi-staged system for off-line handwritten numeral recognition is presented here.  ...  pattern recognition methods combined with a neural net based recognizer; and integration of neural net based and structural pattern recognition methods to produce high accuracies.  ...  ACKNOWLEDGEMENTS We thank fellow researchers of the Automated Character Recognition Group at the Sloan School of Management, MIT, for their valuable inputs.  ... 
doi:10.1142/s0218001493000376 fatcat:fukctcsz3jhp7gvb7gate2gzxm

Objective Function Design for MCE-Based Combination of On-line and Off-line Character Recognizers for On-line Handwritten Japanese Text Recognition

Bilan Zhu, JinFeng Gao, Masaki Nakagawa
2011 2011 International Conference on Document Analysis and Recognition  
This paper describes effective object function design for combining on-line and off-line character recognizers for on-line handwritten Japanese text recognition.  ...  We apply a k-means method to cluster the parameters of all character categories into groups so that the categories belonging to the same group have the same weight parameters.  ...  Strokes in a string are grouped into blocks (primitive segments) according to the features such as off-stroke (pen lift between two adjacent strokes) distance and overlap of bounding boxes of adjacent  ... 
doi:10.1109/icdar.2011.125 dblp:conf/icdar/ZhuGN11 fatcat:ouqjit3ucvfkniotvfo4vxoo5e

MODIFIED VIEW BASED APPROACHES FOR HANDWRITTEN TAMIL CHARACTER RECOGNITION

Sobhana Mari S., Raju G.
2015 ICTACT Journal on Image and Video Processing  
In this work, we propose modified view based feature extraction approaches for the recognition of handwritten Tamil characters.  ...  The discriminative powers of the proposed approaches are compared with that of four popular feature extraction approaches in character recognition.  ...  Using this string representation, an unknown stroke was identified by comparing it with a database of strokes using a flexible string matching procedure [18] .  ... 
doi:10.21917/ijivp.2015.0158 fatcat:u5lein2zkfbxterzwuqhjhvjbq

Learning-Based Candidate Segmentation Scoring for Real-Time Recognition of Online Overlaid Chinese Handwriting

Yan-Fei Lv, Lin-Lin Huang, Da-Han Wang, Cheng-Lin Liu
2013 2013 12th International Conference on Document Analysis and Recognition  
score, and are integrated with the character classification score and linguistic context for character string recognition.  ...  Based on stroke cut classification using support vector machine (SVM), strokes are grouped into segments, and consecutive segments are concatenated into candidate characters.  ...  We also compare the performance of overlaid string recognition with that of ordinary (horizontally shifted) string recognition.  ... 
doi:10.1109/icdar.2013.23 dblp:conf/icdar/LvHWL13 fatcat:ovtk5ked2jbmtaojel3h5m35eq

Recognition of Two Connected Handwritten Digits Based on User-Defined Algorithm

2020 VOLUME-8 ISSUE-10, AUGUST 2019, REGULAR ISSUE  
The present paper proposes a model for recognizing unconstrained offline two connected handwritten Numeral digit strings.  ...  The Numeral strings are segmented and isolated numerals are obtained using sliding window approach with user defined algorithm.  ...  At long last, Section 4 finishes up this work. proposed a strategy for segmentation and recognition of handwritten numeral strings with unknown length. the proposed method segments the digit string with  ... 
doi:10.35940/ijitee.c8676.019320 fatcat:ab6lfdd5yjesloaa6zyriqostu

A survey on optical character recognition for Bangla and Devanagari scripts

SOUMEN BAG, GAURAV HARIT
2013 Sadhana (Bangalore)  
The past few decades have witnessed an intensive research on optical character recognition (OCR) for Roman, Chinese, and Japanese scripts.  ...  In this survey, we review the work dealing with the recognition of only the offline handwritten characters/numerals.  ...  Such a hierarchical classifier with such grouping schemes can be useful for any large class recognition problem.  ... 
doi:10.1007/s12046-013-0121-9 fatcat:4fna65koxfhw7hwehsrjhe34ma

A Touching Character Database from Chinese Handwriting for Assessing Segmentation Algorithms

Liang Xu, Fei Yin, Qiu-Feng Wang, Cheng-Lin Liu
2012 2012 International Conference on Frontiers in Handwriting Recognition  
All the strings are annotated with the character classes, locations of touching points, and auxiliary values like string height and average stroke width.  ...  It includes 56,469 two-character or multiple-character touching strings, among which 1,818 strings have multipletouching characters.  ...  Oliveira et al [7] on providing a touching handwritten numeral string database, where the touching numeral pairs were synthesized from single handwritten digits and the touching point was assumed to  ... 
doi:10.1109/icfhr.2012.173 dblp:conf/icfhr/XuYWL12 fatcat:cxclsf6glvdvfhtzdfnttckkze

Detection of courtesy amount block on bank checks

Karim Hussein
1996 Journal of Electronic Imaging (JEI)  
Next, strings are constructed on the basis of proximity and horizontal alignment of characters. Finally a set of rules and heuristics are applied to these strings to choose the correct one.  ...  The chosen string is only reported if it passes a verification test, which includes an attempt to recognize the currency sign.  ...  In unconstrained handwritten numerical strings, however, the right end of a character may appear in the same vertical column as the left end of the next character (See Figure 9 ).  ... 
doi:10.1117/12.231608 fatcat:sijkwekuorhcndq5wl3ytadevy
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